P.O. Box 790490 • San Antonio, Texas 78279-0490 (210) 824-942 1 

# SERVICE BULLETIN Revision Transmittal Sheet TO : HOLDERS OF SA227 SERIES COMMUTER CATEGORY SERVICE INFORMATION MANUALS Thi s is Revision 2 to SA227 Series Com muter Category Service Bulletin CC7-27-01 0 , CONTROL COLUMN ROLLER BEARING AND ELEVATOR ROD END BEARING INSPECTION 

### I REPLACEMENT , Issued: December 11 , 1996; Revised: December 5 , 2014 . 1. REASON Th is service bulletin has been completely re-written to address issues and differences between the earlier revision of the bulletin , AD 97-02-02, SA226 Ill ustrated Parts Catalog ( IP C) Chapters 27-30-02 and 27-30-03 , and the SA226 Maintenance Manual Chapter 05-10 -00 . All changes are denoted by revision bar i n the left hand margin . 2. I NSTRUCTIONS 

### A. This Service Bulletin has been completely reprinted. Remove and discard all pages of prior issue and replace with this revision . B. Place this revision transmittal sheet in front of the service bulletin. C. Please insert the attached rev ised Service Bulletin Index pages .

Issued : February 24 , 1997 Revised: December 5 , 2014 CC7-27-010 R2 Page 1 of 1

## lv17 ACI't.O'SPAC;E 

### SA227 SERIES AH Elan S'Yrrota or Aw UIICA. ll C. C o ttM.N'I' COMMUTER CAT EGORY CHAPTER 27-FLIGHT CONTROLS N UMBE R DA T E TITLE AI RCRAFT EFFE CT IV IT Y 27-001 00-00-00 NOT I SSU E D 27-002 02-18-95 Improved Flap Position SA227 -CC , S/N CC784 , and SAS Compensator 790-853 Potentiometers (Pots) SA227- DC , SIN DC784 , 790-853 27-003 05-19 -94 Rudder Bellcrank Hinge SA227-CC , S/N CC784-845 Assembly Rework SA227-DC , S/N DC784-845 27-004 12-15-94 Increased Service Life SA227- CC, SIN CC784 , (R)01 - 05-96 Of 27-42030 Rudder 790-880 Bellcrank SA227-DC , S/N DC784 , 790-880 27-005 05-22-95 Rudder Torque Tube SA227-CC , S/N CC784 , Drain Hole 790-885 SA227-DC , S/N DC784 , 790 -885 27-006 08-09-95 Rudder Control Lock Weldment SA227-CC , S/ N CC784 , and Bellc rank Inspection - 790-881 Optional I mproved Strength SA227-DC, S/N DC784, Rudder Torque Tube , Control 790-881 Lock We ldment and Aluminum Bellcrank . 27-007 NOT I SSUED 27-008 09 -08-95 Rudder Trim Tab Actuator SA227-CC , S I N CC784 , Decal 790-874 SA227-DC, S/N DC784, 790-874 27-009 05-15-96 Rework of UP/ DOWN Elevator SA227-CC , SI N CC784-880 Quadrant Stops and LH/RH and 883 Rudder Be ll crank Stops SA227 -DC , SIN DC784-880 and 883 27- 0 1 0 12-11-96 Control Co l umn Roller Bearing SA227-CC , SIN CC784 , (R) 02-24-97 and E levator Rod End Bearing 790-884 (R)12-05 - 14 Inspection/Replacement SA227 - DC , S/N DC784 , 790-884 Issued: May 19 , 1994 CHAPT ER 27 INDEX Rev ised: December 5 , 20 1 4 Page 1 of 4

## IVI7 ACROSPACI: 

### SA227 SERIES COMMUTER CAT EGORY A.N Eun SVITDIS or Aa uatCA. U C, Co w MHY CHAPTER 27 - FLIGHT CONTROLS NUMBER DATE TIT LE AIR C RAFT EFF E CTIVITY 27-011 06-16-97 Cont rol Column Pivot SA227-CC , S/ N CC784 , Improvement 700-891 

### ,894 SA227-DC, S/N DC784 , 790-891 , 894 27-012 07-18-97 Flap Position I ndication 

### I SA227-CC, S/N CC784 , Control Circuit Modification 790-887 . 889-903 SA227- DC , S/ N DC784 , 790-887 , 889-903 27-013 07 -27-99 Installation of P/N DL5040M8 , SA227- CC , S/N CC784 , ( R) 12 -27-99 Simmond s Precision Pitch Trim 790-892 , 894-8 96 (*1 )(*2)(*3) ( R) 1 1-18-02 Actuator (PTA) SA227-DC , S/ N DC784 , (R) 01-30 -03 790-892 , 894-896 (* 1) (* 2)(*3) See Service Bulletin for (* 1 ) (* 2 ) (*3) 27 -014 11 - 18-98 I nstallation of Simmonds All SA227 Series Commuter Precision P/N DL5040M5 Category Airplanes and/or DL5040M6 Pitch Trim with Barber Colman , P / N Actuator (PTA) 27-19008-001/ -002 Pitch Trim Actuator I nstalled 27 -015 03-08 -99 Installation of All SA227 Commuter (R) 03-23-99 P/N 27-19008 -006/-007 Category Airplanes Barber-Colman Pitch Trim with P/N 27-19008-001/-002/ Actuator (PTA) -004/- 005 Barber-Co l man PTA installed . 27-016 09 -29-03 Life Limit for Rudder Gust All SA227 Series Commuter Lock Assembly, Part Number Category Airplanes 27-70066-001 , of 5000 Hours 27-017 04 -02-04 Inspection of 26-72003 Rudder All SA227 Series Commuter Pedals for cracks Category Airplanes 27-018 09-24 -04 Modification of Vertical SA227- CC, S/N784 , 790- (R)03-06 -09 Stabilizer Aft Spar to 799 , 801-804 ( R) 03-19 - 10 Facilitate Installati on of SA227-DC ,S/N784 ,790-799 , New P / N 27-19332 -003 801-804 Rudder Trim Tab Actuato r 27-019 00-00-00 NOT ISSUED 27-020 00-00-00 NOT I SSUED Issued: May 19 , 1994 C HAPTER 27 I NDEX Revised: March 1 9, 2010 Page 2 of 4

### SA227 SERIES CO MMUTER CATEG O RY Alownsmo.sorAMco>CA,Llc,co..,.,., 

# SERVICE BULLETIN Flight Controls Contro l Column Ro ll er B ea ring a nd Elevat o r Rod E nd B eari ng I nspection 

### I B olt Rep laceme nt 1. PLANNING INFORMATION 

### A. Effectivity : 

# I All SA227 Commuter Category Airplanes. (See a lso Note 8 of Table 1) B. Reason: (1) To prevent possible fatigue failure of control column pivot bearing . (2) To prevent damage to elevator rod end bearing retainer/dust covers by ensuring appropriate hardware configuration for the attachment of th e elevato r rod assembly to the elevator wa l king beam and control column . (3) To prevent possible fatigue failure of the elevator control rod to elevato r walking beam attach bolt. Thi s service bulletin h as been comp l etely re -written to address issues and differences between the earlier revision of the bulletin , AD 97-02 - 02 , SA227 Commuter Category Illu strated Parts Cata log (I PC) Chapters 27-30-30 and 27-30-40 , and the SA227 Commuter Category Maintenance Manual Chapter 05- 10-00 . All changes denoted by revision bar in the left hand margin. C . Description : This service bulletin addresses three separate issues that are identified herein as 1 .C . ( 1): Contro l Column Pivot, 1.C.(2): E l evato r Rod End, and 1 .C . (3): El evator Rod Assembly Attachment Hardware. See Table 1 for complia nce requirements. ( 1) Control Column Pivot (see Figure 1) To prevent fatigue cracking of the control column pivot bearing , three possib l e actions are required: (a) Inspect security of control column roller pivot configuration by application of torque to the pivot bearing and ensuring no movement occurs as defined in this service bulletin , or ; (b) Rep lace the control co lu mn pivot bearings and associated hardware with new . or newly defi ned parts and ensure the security of control column p ivot by application of torqu e to the pivot bearing and ensuring no movement occurs as defined in this service bulletin , or; Issued : December 11 , 1996 Revised : December 5 , 2014 CC7-27-01 0 R2 Page 1 of 12

### SA227 SERIES COMMU T ER CATEGORY AloE&.orrSTITL M SotAMUICA, UC , Co......, 

# S ERVICE BULLETIN (c) I ncorporate the revised contro l column p ivot configuration defined in Service Bulletin CC7-27-011. (2) Elevator Rod Ends (see Figure 2) To ensure the integrity of the elevator contro l system rod , the following action is required. (a) Inspect elevator control rod end(s) for excessive wear or possib le damage to bearing retainer/dust covers . Replace rod ends if damaged. (3) Elevator Rod Assembly Attachment Hardware (see Figure 2) To ensure the integrity of the elevator control system rod attachment bolt , the following actions are required : (a) Inspect elevator control rod assembly attachment hardware configuration to ensure the specific ha rdware and hardware arrangement is as defined by this serv i ce bu ll etin, and; (b) Replace elevator rod assembly to elevator walking beam attachment bolt and washer with new parts as required by this service bulletin. D. Compliance : Mandatory. Actions in accordance with Tab l e 1 requirements .

Issued: December 11 , 1996 Rev ised: Decembe r 5 , 2014 CC7-27-01 0 R2 Page 2 of 12

### SA227 SERIES COMMUTER CATEGORY A/4 Eun SYs'TDu Of

**AMUIJ~** UC. CoM MNY 

# SERVICE BULLETIN Condition Initial Action Repetitive Action Control Column Pivot Bearing has Accomplish the following : Accomplish the corresponding repetitive action: been torque checked , or replaced per S8 CC7-27-010 (any revision) In aircraft records, within 200 hours TIS after within the last 10 , 000 hours TIS . the effective date of this S8, indicate date of <8> last torque check , and either : (1) Replace control column pivot bearing per (1) Replace control column pivot bearing per Step 2 .8. within 10,000 hours TIS <2> or Step 2 . 8 . every 10,000 hours T I S <2> . within the next 1,000 hours TIS from the date of bulletin , whichever occurs later. or or



### ------- - ----· --------·----· ----------·----------- ---- -------------- · ----- · ·--·-----------· - ------------· - ------ (2) Incorporate SB CC7-27- 011 per Step (2) No repetitive action . <3><4> 2 .C . <3><4> , within 10,000 hours TIS <2> or within the next 1 ,000 hours TIS from the date of bulletin , wh ic hever occurs later . <7> Control Column Pivot Bearing Accomplish one of the following : Accomplish the corresponding repetitive action : has not been torque checked , or replaced, within the last 10 , 000 (1) Torque check pivot bearing per Step 2.A . (1) Replace contro l column pivot bearing per hours TIS per S8 CC7-27-010 within 200 hours TIS after the effective date Step 2 . 8 . every 10 . 000 hours TIS <2> . (any revision) . of this S8, and replace control column pivot <8> bearing per Step 2 . 8 . within the next 1,000 hours TIS from t he date of bulletin <6> or or



### ------------------ -------· -------- ----------- ---------------------------------· --------------· --- (2) Torque check pivot bearing per Step 2.A. (2) No repetitive action . <3><4> within 200 hours TIS after the effective date of this S8 , and incorporate S8 CC7-27-011 per Step 2 . C . <3>< 4> . within th e next 1 , 000 hours TIS from the date of bulletin <6><7> Con trol column pivot configuration I n aircraft records . indicate completion of No repe titive action . has been revised per SB CC7-27- Step 2 .C . of this Service Bulletin . <3> 011 . <8> Elevator rod attachment hardware In aircraft records , indicate current date as Replace elevator rod bolt per Step 2 . 0 . every and its configuration complies with compliance with S8 CC7-27-010, and replace 10 .000 hours TIS <2> . S8 CC7-27-0 10 (any revis ion) , at the elevator rod to wal king beam attachment the date of this S8 . bolt per Step 2 . 0 . within 10 ,000 hours TIS <2> or within 1 , 000 hours from the date of (There has been no configuration this S8 . whichever occurs later. changes since original compliance with the S8) Elevator rod attachment hardware Within nex t 200 hours TIS from the effective Replace elevator rod bolt per Step 2 . 0 . every and its configuration does NOT date of this S8 , comply with Step 2 . 0 . 10,000 hours T I S <2> comply with S8 CC7-27-010 (any rev i sion) .



### TABLE 1 COMPLIANCE REQUIREMENTS
Iss ued : Dece mber 1 1, 1 996 Revi sed : Dece mber 5, 2014 CC?-27-0 10 R2 Page 3 of 12

### SA227 SERIES COMMUTER CATEGORY

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# SERVICE BULLETIN NOTES: <1 > Compliance with this Service Bulletin requires complying with Step 2 . D. AND with either Step 2 .A. or 2 . B . or 2 .C. <2> From time of last replacement <3> Incorporation of SB CC7-27-011 comp li es with Supplemental Inspection Docum ent (SID) Supplementa l Inspection No. 27-31-01 and eliminates the control column pivot bearing time replacement requirement. (Replace pivot bearing every 10 ,000 hours TI S) <4> The column pivot configuration must be revised per SB CC7-27-011 prior to 35 , 000 hours airplane total TIS or with i n the next 1 , 000 hours TIS from the effective date of this Service Bulletin , whichever occurs later. 5 TIS - Tim e in Service (F l ight Hours) < 6> Performing a replacement bearing initial action within 200 Hours TIS after the effective date of this SB has the benefit of eliminating the need for the initial torque ch eck and a ll ows f or an additiona l 1 0,000 hours TIS prior to the need for repetitive action . <7> There is an additional requirement to comply with SB CC7-27-011 per the Supplementa l Inspection Document (S I D) . Therefore , if SB CC7-27-011 is not complied with here , compliance with CC7-27-01 1 will be requi red per the Supplementa l Inspection Document (S I D) . <8> SA227-CC/ - DC , Airplane 

### SIN 892 , 893, 895 and up a l ready comply with the intent ofStep 2.C. and therefore compliance with NEITHER Step 2 .A. nor2 . B. is required for these airplanes .

I ssued: December 11 , 1996 Revised: December 5, 2014 

### TABLE 1 NOTES <1>

CC7-27-01 0 R2 Page 4 of 12

# I 

# I

I

SA227 SERIES COMMUTER CATEGORY AorunSnruos ..-.-u.c.eo ....... 

# SERVICE BULLETIN E. Approval : This Service Bulletin is approved by the FAAAirplane Certification Office (ACO) , ASW150 . 

### F. Manpower: M7 Aerospace estimates the following manhours to accomplish the different aspects of this service bulletin . The estimate is for direct labor only accomplished by an experienced crew . Adjust the estimate with opertor task hour data as necessary. (1) Control Co lumn Pivot, pivot bearing torque check (Step 2 .A.) - 2 hours (2) Control Column Pivot , pivot bearing replacement (Step 2.B .)- 8 hours (3) Control Column Pivot , new pivot design (Step 2.C.)- 20 hours (4) Elevator Rod Ends and Attach Bolt (Step 2 . D.)- 4 hours G . Material-Cost and Availability : (1) Cost: Because of pricing fluctuations , individual cost estimates should be obtained from your normal material procurement outlet. Additional material cost information may be contained in the Ind ex or the Letter of Transmittal. (2) Availability: Parts are available. H . Tooling-Price and Availability: No specia l tooling required. 

### I. Weight and Balance : Negligible NOTE : It is recommended the aircraft operating weight be re-established after incorporating 20 service bulletins classified as having negligible impact on aircraft weight and balance . This recommendation is derived from data provided in FAA Advisory Circular 120-27 . 

### J . Reference: M7 Aerospace Drawing 26-71004 (latest FAA Approved revi s ion) M7 Aerospace Drawing 26-21352 (latest FAA Approved revision) NOTE: References are for manufacturers' use only. Issued : December 11 , 1996 Revised: December 5 , 2014 CC7-27-01 0 R2 Page 5 of 12

# I I 

# I SA227 SERIES

COMMUTER CATEGORY A.oo runSmuts ..Akoo<A,u.c.cow...... 

# SERVICE BULLETIN K. Other Publications Affected : SA227 Commuter Category Illu strated Parts Catalog (I PC) SA227 Commuter Category Maintenance Manua l ( MM) ST-UN - M003, SA227 Commuter Category Airframe Airworthiness Limitations Manual 2 . ACCOMPLISHMENT IN STRUCTIONS Compliance with this Service Bulletin requires complying with Steps 2 . D . and with either Step 2 .A. or 2 . B . or 2.C . Refer to Table 1. A. Control Column Pivot Bearing Inspection (1) Remove cockpit furnishings and floorboards as required to gain access to Pilot's and Copilot' s control column roller bearings and e levator control rod end(s) as indicated in th e SA227 Commuter Category Maintenance Manual , Chapter 25 . (2) Layout and enlarge Pilot's and Copi lot's cutout as shown in FIGURE 1 . Deburr and surface finish bare metal with alodine and epoxy polyamide p ri mer in accordance w ith SA227 Commute r Category Structural Repair Manual (SRM) , Chapter 51-32 -02. (3) Using a calibrated torque wrench , apply 60 .0 inch /pounds (+5.0 

### I - 0.0 in-lbs) torque to the MS21 044N4 nut securing the Pilot' s and Copilot's contro l column roller bearings to the 26-21352-001 or -005 doubler assemblies. No movement is a llow ed . (4) If nut movement occurs , remove and rep lace components and hardware per Step 2.B . or 2.C., otherwise proceed to Step 2 . D. B. Control Co l umn Pivot Bearing Replacement (1) Remove cockpit furnishings and floorboards as required to gain access to Pilot's and Copilot's control column roller bearings and elevator control rod end(s) as indicated i n the SA227 Commuter Category Maintenance Manual , Chapter 25 . (2) Layout and enlarge Pilots and Copilots cutout as shown in Figure 1. Deburr and surface finish bare metal with a Iodine and epoxy polyamide primer in accordance with SA227 Commuter Category SRM , Chapter 51-32-02 . (3) Remove the CF-5/8- S bearings, MS21 044N4 nuts and associated washers and the 26-21352-001 or - 005 doubler assemblies and associated hardware indicated in Figure 1 .
I ssued: December 11 , 1996 Revised: December 5 , 2014 CC?-27-01 0 R2 Page 6 of 12

### SA227 SERIES COM MUTER CATE GO RY N< wm S'rm:M• .."" "''.., uc . c o •...., 

# SERVICE BULLETIN CAUTION : PAY PART ICULAR ATIENT ION TO SA227 COMMUTER CATEGORY MAINTENANCE MANUAL CHAPTER 27-30-10 WITH REGARDS TO BLOCKING WHEN D I SCONNEC T ING/WORK I NG WITH ELEVATOR CONTROL CABLES DU E TO SPRING TENSION ON CABLES. (4) Destroy or permanently mark the removed CF-5/8-S beari ngs to ensure no future use of the bearings. (5) I nstall new CF-5/8-S bearings (or acceptable alternates listed in Step 3) with MS21 042L4 nuts and associated washers per Figure 1 using a calibrated torque wrench to apply 70.0 in-lbs (+5.0 /-0.0 in- l bs) torque to the nut and bearing . Install 26-21352 -007 doubler assemblies or 26-21352 -007P doublers per Figure 1 . NOTE : T h e 26-21352-001 doubler assembly is attached to the airplane structure using MS21 042L3 nuts , AN3-5A bo lts , and A N960- 1OL washers. The 26-2 1 352 -005 doub l er assemblies incorporate MS21 073L3 nutp lates i n pla ce of the MS21 042L3 nuts . P /N 26-21352 -00?P doubler is ava i lable with only the roller bearing stud hole drilled and may be used to replace either the -001 or - 005 doubler assemblies , but requires match drilling of t he 26-21352 -007P doubler to the airframe or removed doubler for the AN3 -5A attach bolt hole locations (4 p laces) . MS21 073L3 nutplates may be i nstalled or MS21042L3 nuts and AN960-10L washers may be used . (6) Proceed to Step 2 . D . C . Control Column Pivot Alternate Design This step offers an alternate method of compliance to Steps 2 .A . and 2 . B. (1) Comp ly with the latest FAA approved revision of Service Bu ll etin CC7-27-011 . (2) Proceed to Step 2.D. NOTE : Compliance w ith Step 2.C. removes the pivot bearing 10 ,000 hour rep lacement requirement outlined in Table 1 for Steps 2.A. and 2 . B. D. Elevator Control Rod (1) Remove the e levator control rod attached to the elevator walking beam and control co l umn as shown in Figure 2 and as descri bed in the SA227 Commuter Category MM , Chapter 27-30-10 . CA UT ION : PAY PARTICULAR ATIENTION TO SA227 COMMUTER CATEGORY MAINTENANCE MANUAL CHAPTER 27-30-10 WITH REGARDS TO BLOCKING WHEN DISCONNECT I NG/WORKING W I TH ELEVATOR CONTROL CABLES DUE TO SPRING TENS ION ON CABLES . Issued : December 11 , 1996 Revised: December 5 , 2014 CC7-27-0 1 0 R2 Page 7 of 12

### SA227 SERIES COMMUTER CATEGORY

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# SERVICE BULLETIN (2) Inspect rod end bearing retainer/dust covers for evi dence of creasing or other damage as shown in Figure 2 . If any creasing o r other damage is found , remove and replace rod end(s). (3) Check elevator control rod ends for excessive wear. Grasp the control rod firmly in one hand and with the other h and attempt to move t he inn e r rin g radially back and forth in the bearing face. Any perceptible radial play between the i nn er ring and the race indicates excessive wear and the bearing shall be replaced. (4) If the elevator control rod is disassembled to replace one or both of the rod end bearings, the contro l rod must be reassemb led with : (a) l ength adjusted to meet elevator co ntrol system rigging and travel requirements of SA227 Commuter Category MM , Chapter 27-00 - 00 , (b) Both witness holes in contro l rod covered by installed bearings , (c) each bearing insta ll ed 90° (+/- 3 ° ) to each other and , (d) con trol rod jam nuts with 40 in-lbs (+/- 5 in - lbs) torque. CAUTION : DO NOT ATTEMPT TO T IGHTEN THE CONTROL ROD ASSEMBLY JAM NUTS W HILE CON T ROL ROD IS IN ST ALLED S INCE THIS W ILL CAUSE CREAS IN G OF ROD END BEARING RETAINER/DUST COVER. NOTE: To prevent creas in g , the rod end retainer/dust covers , the control rod length shou ld be adjusted with the jam nuts t ightened finger tight and the e levator contro l system travel checked in accordance with SA227 Commuter Category MM , Chapter 27-00-00 . Remove the control rod assembly and tighten jam nuts by holding the rod ends with a wrench on the flat of the beari ng hous i ng whi le torquing the jam nut to 4 0 in- l bs (+/- 5 in- lbs) . Ensure that control rod c riteria of Step 2 . D . (4) is met. (5) Reinstall elevato r co nt rol rod . U se hardware and hardware arrangement as shown in FIGURE 2. Replace bolt (PIN NAS6604D31 or previously replaced NAS6604D34 (with mo re than 10 ,000 hours T IS) with a new bolt (PI N NAS6604D34) and install a new washer (P/ N AN970-4) . NOTE : Use AN960 -416 and/or A N960-41 6L washer(s) , s hown on ei th er side of rod end bearings , as required for clamp up. Ensure that the AN31 0-4 nut does not ri de on the shank of the NAS6604D34 bo lt. (6) Adjust elevator and aileron cable tensions and perform elevator and aileron con trol system tra ve l/adjustment as describ ed in SA227 Commu ter Category MM , Chapter 27-00-00 and 27-10 - 00. (7) Replace all cockpi t f urn i shings and floorboards removed to accompl ish this inspection/replacement.

Issued: December 11 , 1996 Revised: December 5 , 2014 CC7-27-010 R2 Page 8 of 12

# I I 

# I

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# I SA227 SERIES COMMUTER CAT E GORY ""w..smuu ..A.YaiCA,u.c,eo........ 

# SERVICE BULLETIN E . Comp lete aircraft records according to 14 CFR 43 .9 . 

### F. Complete and return servi ce bulletin Compliance Form to M7 Aerospace Technical Support Department. Emai l : MetroTech@M7Aerospace.com . Fax: 210-820- 8626 . 3 . MATER IAL LISTING Replacement or alte rnate parts approved via M7 Aerospace drawings are acce ptab le substitu tes for use in accomplishing this bullet i n. The following materials are required to accomplish the instruction s outlined in thi s service bulletin . SBCC7-27-010 Kit A or B can be ordered and will contain a ll materi als listed except common stock items which may be obtained locally or ordered separately. KIT A -INSPECTION ONL Y- ALL AIRPLANES NEW P/N QTY . KEYWORD OLD P /N DISPOSITION AN310-4 * 2 Nut AN310-4 Reuse AN970-4 * 1 Washer N/A N/A AN960-4 16 * AIR Washer N/A N/A (NAS 1149C0463R is acceptable alternate washer) AN960-416L * AIR Washe r N/A N/A ( NAS1149C0432R is acceptable alternate washer) MS24665-132 * 2 Cotter Pin N/A Scrap NAS6604D12 * 1 Bolt NAS6604D12 Reuse NAS6604D34 * 1 Bolt NAS6604D3 1 Scrap CC7-27-010-PL-A 1 Packing Li st N/A N/A * Indi cates materials are common stock items which w ill not be included in the kit. These pa rts may be obtained locally or ordered se parately. K IT B - INSPECTION AND REPLACEMENT

**~EW** P/N QTY.
**~EYWOBD** OLD P/N CC7-27-010 KitA 1 Inspection Kit N/A 26 -21352-007P 2 Doubler 26-21352-001 or - 005 AN3-5A * 8 Bolt N/A AN960-10L * 8-16 Washe r N/A (NAS 1149F0332P is acceptable alternate washer) AN960C416 * AIR Washer N/A (NAS1149C0463R is acceptable alternate washer) Contin ued Next Page Issued : December 11 , 1996 Revised : December 5 , 20 14 **DI~PO~ITIO~** N/A Scrap N/A N/ A N/A

CC7-27 -01 0 R2 Page 9 of 12

### SA227 SERIES COMMUTER CATEGORY AltfuiTSYmwsorA>o<oiCA,uc.eow

# SERVICE BULLETIN KIT B- INSPECTION AND REPLACEMENT (continued) NEW P / N QTY. KEYWORD OLD PI N AN960C416L * AIR Washer N/A 

# I (NAS 1149C0432R is acceptab le alternate washer) 

# I CF-5/8-S 2 Roller Bearing CF-5/8-S (CRS-10-1) 

### § 2 Roller Bearing CF-5/8-S (MS21440-102) 

### § 2 Roller Bearing CF-5/8-S MS21042L4 

### * 2 Nut MS21044N4 MS21073L3 * 8 Nutplate MS21042L3 MS20426AD3 * 16 Rivet N/A REP4M6 1 Rod End (RH thread) REP4M6 (MS21151-8) REP4ML6 1 Rod End (LH Thread) REP4ML6 (MS21151-9) CC7 -27-01 0-PL- B 1 Packing List N/A DISPOSITION 

### NIA Scrap Scrap Scrap Scrap Scrap N/A Scrap Scrap N/A * Indicates materials are common stock items which will not be included in the kit. 

# I These parts may be obtained locally or ordered separately. 

### § Indi cates acceptable substitute for Roller Bearing P/N CF-5/8-S.

Issued: December 11 , 1996 Revised: December 5 , 2014 CC7-27-01 0 R2 Page 1O ·of 12

### SA227 SERIES 

## IVI7 ACROSP.AC K COMMUTER CA TEG O RY AltELonSmuu.,,_...., Llc . C4..,.,.. 

# SERVICE BULLETIN

INSPECTION INSTRUCTIONS : APPLY 60.0 INCH/POUNDS(+ 5.0 1- 0.0 IN-LBS) OF TORQUE AT MS21044N4 NUT. IF NUT/ROLLER BEARING MOVES PRIOR TO REACHING 60 .0 INCH/POUNDS OF TORQUE , REMOVE AND REPLACE CF-5/8-S ROL L ER BEARI N G, 26-21352 -00 1/-005 DOUBLER ASSEMBLY AND REPLACE MS21044N4 NUT WITH MS21042L4 NUT.

CF-5/8-S ROLLER BEARING (1 EACH , 2 PLACES) REINSTALL AN960C416 COPILOTS CONTROL COLUMN ENLARGE CUTOUT BY 1 . 0 I NCH, EAC H END . TRIM ANGLE FLANGE TO MATCH CUTOUT. DEBURR AND SURFACE FINISH BARE METAL USING EPOXY POLYAMIDE PRIMER. AND/OR AN960C416L WASHERS 26-21352-001 OR 26-21352-005 DOUBLER ASSEMBLY USED AS SHIMS 

# 4

AN3-5A BOLT AN960-10L WASHER MS21042L3 NUT (FO R 26 -21352-001 DOUBLER ASSEMBLY) (4 EACH , 2 PLACES) OR AN3-5A BOLT AN960-10L WASHER (FOR 26 -21352-005 DOUBLER ASSEMBLY) (4 EACH , 2 PLACES)

IF FOUND LOOSE REPLACE WITH MS21042L4 NUT (1 EACH , 2 PLACES) FOR 26-21352-007P DOUBLER MATCH DRILL FOR AN3 -5A BOLT HOLES , DRILL 0 .097 TO 0 . 102 1NCH DIAMETER , 2 PLACES EACH MS21073L3 NUTPLATE , COUNTERSINK FAR SIDE ,



### - 100° x 0 . 175 TO 0 . 1831NCH DIAMETER , INSTALL USING MS20426AD3 RIVETS .

MS21044N4 NUT (1 EACH , 2 PLACES) A N 960-4 1 6 A N D/OR A N 960-416 L WASHERS AS REQUIRED TO PROVIDE CLAMP UP OF BEARING TO DOUBLER. TORQUE NUT TO 70 . 0 I NCH POUNDS (+ 5 . 0/- 0 . 0 IN-LBS) . 

### DETAIL A (PILOTS SIDE TYPICAL) FIGURE 1 CONTROL COLUMN ROLLER BEARING INSPECTION 

### I REPLACEMENT INSTRUCTIONS I ss ued : Decemb er 11 , 1 996 R evised: Dece mber 5, 20 14 CC? -27-0 1 0 R2 Page 11 of 12

### SA227 SERIES COMMUTER CATEGORY AH Eun Smu ll or AM ..,c.., U.C,cow.. ., 

# SERVICE BULLETIN

CONTROL COLUMN AN310-4 NU T MS24665-132 PIN

HARDWARE ARRANGEMENT SHOWN ABOVE IS CRI TICAL TO F . S. 107 OBTAIN CORRECT CLAMP UP ELEVATOR CONTROL WALKING BEAM

**{::::::!::::.~** F . S . 116 HARDWARE ARRANGEMENT SHOWN BELOW I S CRIT I CAL TO OBTAIN CORRECT CLAMP UP NAS6604D34 BOLT AN 960-416WASHER



# ~

**~:::;'1** CONTROL COLUMN_,..., MS21151 -8 ROD END (RH THREAD) AND (EITHER END) MS21151-9 ROD END ELEVATOR CONTROL -- WALKING BEAM --....... 

# v== ( LH Tr- HR

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_

A

_

D

_ > __ n, \. AN 960 -416

**WASHER ~**  AN970 - 4 WASHER --- AN960-416 AND/OR AN960-416L WASHER(S) (AS REQUIRED FOR CLAMP UP) AN310-4 NUT MS24665-132 PIN RETAINER I DUST COVER SECTIO N A -A ( LOOKING INBOARD)

CREASED (BACK SIDE) CREASED (FRONT SIDE) NORMAL ROD END CREASED ROD END REMOVE & REPLACE FIGURE 2 ELEVATOR CONTROL ROD , ROD END BEARING INSPECTION 

### I REPLACEMENT INSTRUCTIONS Issued : December 11 , 1996 Revised : December 5, 2014 CC?-27-010 R2 Page 12 of 12

### SERVICE BULLETIN COMPLIANCE FORM CC7-27-010 R2 TO: OPERATOR OR SERVICE FACILITY ACCOMPLISHING BULLETIN Please complete th is compliance form, and mail according to the i nstructions on the reverse side. Thank you for returning th is form. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 

### Ai rcraft Model Aircraft Serial Number



### ---------------- -- 

# -------------------- Bulletin Issue Date------------------- Revision Date ---------------- ---- --- Aircraft Registration Num ber

________ ______ ____ ________ __________________ _ Operator/Owner____________________________________________________ _
Time on Aircraft ----------------------------------------------------- Date Acco mpli shed -------------- ------ -------- ---- ------------------ -- Comments
______________________________________________________ __------------------F old Hereto Mail-- - -- - - -- - - -------

--- ---- - ---- ------Fold Hereto Mail-- -- - - -- - - - -- - - -- -

FAIRCHILD AIRCRAFT P. 0. BOX 

### 790490 SAN ANTONIO, TEXAS 

### 78279-0490

ATTN: Te c hn ical Support Department (Staple) Place Stamp Here