# ALERT Vi a G iova n ni Agu sta , 520**~** 

# I(.T.. 21 0 1 7 Cas ei n a Costa d i Sam arate (VA) Ita ly**~** 

# r-\.. Tel.: +39 033 1-229 11 1 - Fax: +39 033 1-229605/222595

------ -- -------------- AN AGUSTAWESTLAND COMPANY 

# =JJ?=- TRANSLATION OF N" 

# 109EP-78 BOLLETTINO TECNICO The technical content of thi s document is approved under the authority of DOA nr EASA .21 J .005 . DATE 

### June 06, 2007

Compliance with this Bollettino is : 

# MANDATORY REV.



### SUBJECT: LEVER P/N 232-028-00 OF THE HOOK P/N 528-010-01 (ON BOARD SUPPLIER) OF THE CARGO HOOK INSTALLATION P/N 109-0810-31-133 AND CARGO HOOK INSTALLATION P/N 109-0811-75- 121 , INSPECTION OF . REASON: Perform a visual inspection of the subject lever to verify possible presence of cracks . HELICOPTERS AFFECTED: All the Agusta A 1 09E helicopters equipped with the cargo hook P/N 109-0810-31-133 (alone) , o r with the cargo hook P/N 109-0810-31-133 and the cargo hook P/N 109-0811 -75-121 , which install the hook P/N 528-010-01 . COMPLIANCE: Before the next cargo hook operation after the receipt of this Bollettino and however within and not later than August 31 , 2007 . Successively before each single operation of the cargo hook .

D ESCRIPTION : WARNING In presence of cracks the operat ion with t he ca rgo hook is prohibited . Two cases of cracks on th e leve r assy P/N 232-028-00 have been reported by the Onboard Systems International company . The lever is considered a critical component of the hook P/N 528-010-01 for the effects on the load (possible loss of the load) . Since the subject lever is installed on the Agusta A 1 09E helicopters equipped with the cargo hook P/N 109-0810-31-133 (alone) , or with the cargo hook P/N 109-0810-31-133 and the cargo hook An appropriate entry should be mode in the aircraft log book upon accomplishment. If ownership of aircraft has changed, please, forward to new owner. 

# ALERT Page 1 of 5B.T. 109EP-78 P/N 109-0811-75-121 , this Bollettino provides the instructions to perform a visual inspection of the lever, in order to determine if cracks are present. However, Agusta has in progress the evaluation and the certification of a hook provided with a lever not affected by these problems . REQUIRED MANPOWER: Negligible. WARRANTY: N.A. REQUIRED MATERIALS: The following consumable material is required for compliance with this Bollettino: SPECIFICATION TT-N-95 type 2 DENOMINATION Aliphatic naphtha (code 531 055030) Q.TY A.R. SPECIAL TOOLS: N .A. WEIGHT AND BALANCE CHANGES: N .A. REFERENCES: N.A. PUBLICATIONS AFFECTED: N .A. COMPLIANCE INSTRUCTIONS:

Page 2 of 5 (See figures 1 and 2) 1 . Prepare the helicopter on ground for a safe maintenance , disconnect any power supply. 2. In accordance with figures 1 and 2 perform a visual inspection for presence of cracks on the lever P/N 232-028-00 of the hook P/N 528-010-01 as follows : 2 . 1. Clean the area with aliphatic naphtha or equivalent. 2.2. Open the hook acting on the relevant release lever and illuminate with a light source .B.T. 109EP-78 

### 2 .3 . Thoroughly inspect all the edge areas of the lever. NOTE In case of doubt use a magnifying glass . 2.4 . Close the hook. 3. Return the helicopter in ready to flight condition. 4. Record compliance of this Bollettino in the helicopter log book.

Page 3 of5B.T. 109EP-78

Page 4 of 5 Hook 528-010-01 Possible position of cracks



# FIGURE 1Hook 528-010-01

Lever 232-028-00



# FIGURE 2 B.T. 109EP-78

Page 5 of 5.... 0 UJ**~** 0 >-- (/) <(**~** .,; 0 ::; ANAGUSTAWESTLANOCOMPANY 

### =;:JJ:j= Prego spedire a questo indirizzo: Data : Please send to the following address: MODULO APPLICAZIONE BOLLETIINO TECNICO Date: TECHNICAL BULLETIN COMPLIANCE FORM 

### AGUSTA S.p.A. VICE DIREZIONE GENERALE Numero : CUSTOMER SUPPORT Number : Via per Tornavento , 15 21019 Somma Lombardo (VA)· ITALY Revisione : Tel. : +39 0331 711100 Revision: Fax: +39 0331 711397 Denominaz ione Cliente ed lndirizzo: Telefono : Customer Name and Address: T elephone: Fax: Data Applicazione B.T. : B. T . Compli ance Date: Modello El icottero S/N Matricola Ore Totali Ore D. U.R .

Helicopter Model T ail Number T otal Hours T.S. O.

Note: Remarks:

lnformazioni: Information: AI fine di gestire le varianti alia configurazione base , in relazione all'emissione del Bollettino Tecnico, preghiamo di voler compilare il presente modulo in tutte le sue partie spedirlo all'indirizzo sopra indicato. Si ringrazia per Ia gentile collaborazione data. We request your cooperation in filling this form, in order to keep out statistical data relevant to aircraft configuration up-to-date. The form should be filled in all its parts and sent to the above address. We thank you beforehand for the information given .