08 60197 001-32-70 R2

SERVICE BULLETIN 

 HIGHLIGHTS 

Feb 01/11 

 Page 1 of 1

THESE COMMODITIES, SOFTWARE OR TECHNOLOGY WERE EXPORTED/RE-EXPORTED IN ACCORDANCE WITH U.S. EXPORT 

ADMINISTRATION REGULATION. DIVERSION CONTRARY TO U.S. LAW IS PROHIBITED. 

DASH 8 Q400 - PARKING BRAKE ACCUMULATOR 

HYDRAULIC ACCUMULATOR – REMOVAL FROM SERVICE 

REVISION NO.2 – February 01, 2011 

Service Bulletin 08 60197 001-32-70 R2 supersedes Service Bulletin 08 60197 001-32-70 R1 dated 

Dec 07/10 and is re-issued in its entirety to reflect the changes listed below. 

The compliance in the previous issue of this Service Bulletin is not affected by this revision. 

No additional rework is introduced by this revision. 

Please destroy all copies of SB 08 60197 001-32-70 R1 dated Dec 07/10. 

Page/Para Change 

Page 1, Section I, Para 10 Weight and Balance information updated to list 1.1 

pound increase, 

08 60197 001-32-70 R2

SERVICE BULLETIN 

Feb 01/11 

Page 1 of 2 

THESE COMMODITIES, SOFTWARE OR TECHNOLOGY WERE EXPORTED/RE-EXPORTED IN ACCORDANCE WITH U.S. EXPORT 

ADMINISTRATION REGULATION. DIVERSION CONTRARY TO U.S. LAW IS PROHIBITED. 

Refer to Goodrich CMM for Proprietary information. 

DASH 8 Q400 - PARKING BRAKE ACCUMULATOR 

HYDRAULIC ACCUMULATOR – REMOVAL FROM SERVICE 

-------------------------------------------------------------------------------------------------------------------------------------- 

SECTION I - PLANNING INFORMATION 

1. EFFECTIVITY

Hydraulic Accumulators Part Number 08 60197 001 and serial numbers shown below: 

60197-0001 thru 60197-0144, (144 units) 

60197-2001 thru 60197-2016, 60197-2018, 60197-2022 thru 60197-2036, 60197-2038, 

60197-2039, 60197-2041, 60197-2043 thru 60197-2070, 60197-2072 thru 60197-2074, 

60197-2076 thru 60197-2112, 60197-2114, 60197-2115, 60197-2119 thru 2124, 60197-2126 

thru 60197-2153, 60197-2155 thru 60197-2160, 60197-2163 thru 60197-2173, 60197-2175 

thru 60197-2177, 60197-2179 thru 60197-2181, 60197-2183 thru 60197-2187, 60197-2189, 

60197-2190, 60197-2192 thru 60197-2204, 60197-2206 thru 60197-2209, 

(187 units) 

2. CONCURRENT REQUIREMENTS 

NA 

3. REASON 

Goodrich Landing Gear is recalling all Hydraulic Accumulators Part Number 08 60197 001. 

Some of these accumulators may contain components that are subject to design nonconformance that can contribute to premature failure of the unit. 

4. DESCRIPTION

To correct this potential discrepancy, Goodrich Landing Gear recommends replacement of 

the Hydraulic Accumulators with new design Hydraulic Accumulators PN 48904-1. 

5. COMPLIANCE

 Goodrich Landing Gear in concurrence with the aircraft manufacturer recommends 

incorporation of this bulletin within 1200 flight hours from issue date of this service bulletin. 

6. APPROVAL

This bulletin contains no modification information that revises approved configurations, and 

therefore does not require governmental or other regulatory approval. 

The technical content of this Service Bulletin has been reviewed and accepted by Bombardier 

Aerospace.
08 60197 001-32-70 R2

Goodrich Landing Gear Division

Goodrich Aerospace Canada Ltd. 

Feb 01/11 

Page 2 of 2 

Refer to Goodrich CMM for Proprietary information

7. MANPOWER 

 NA 

8. MATERIAL COST AND AVAILABILITY 

Hydraulic Accumulator PN 48904-1 is available from: 

Goodrich Landing Gear, Tele: 1-905-827-7777 

1400 South Service Rd, Fax: 1-905-825-1583 

Oakville, Ontario, 

Canada L6L 5Y7 Attention: Spares Department 

9. TOOLING

 No special tools required. 

10. WEIGHT AND BALANCE

 Hydraulic Accumulator PN 48904-1 has a weight increase of 1.1 pounds. 

11. ELECTRICAL LOAD DATA

 NA 

12. REFERENCES 

NA 

13. OTHER PUBLICATIONS AFFECTED 

NA 

SECTION II - ACCOMPLISHMENT INSTRUCTIONS 

1. Procedure 

A. Goodrich Landing Gear Hydraulic Accumulator PN 48904-1 replaces Hydraulic 

Accumulator PN 08 60197 001. 

B. Provide proof of destruction to: 

Goodrich Landing Gear, Tele: 1-905-827-7777 

1400 South Service Rd, Fax: 1-905-825-1583 

Oakville, Ontario, 

Canada L6L 5Y7 Attention: Sherrie McKay 

_____________________________________________________________________________________

SECTION III - MATERIAL INFORMATION 

New PN Qty Keyword Old PN Qty Disposition

48904-1 1 Accumulator 08 60197 001 1 Scrap