# ALERT Via G i ovann i Agusta, 520**~** 

# IC...T.... 2 1017CascinaCosta d iSa m a rate(VA) Ital y**~ ~**  Tei. : +390331-229111-Fax :+390331-229605/222595

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

# ~ T RANSLATION OF 

## BOLLETTINO T ECNICO

# ~ 

# 1095-12 Th e tech n ica l co nten t of th is do cument is app roved under the authority of DOA nr EASA.21J .005 . DATE 

### June 06 , 2007

Compliance w ith this Bolletti no is : 

# MANDATORY REV.



### SUBJECT: LEVER P/N 232 -028-00 OF THE HOOK P/N 528-010-01 (ON BOARD SUPPLIER) OF THE PRIMARY CARGO HOOK INSTALLATION P/N 109-0810-31-145 AND SECONDARY CARGO HOOK INSTALLATION P/N 109-0811-75-127 , INSPECTION OF REASON: Perform a visual inspection of the subject lever to verify possible presence of cracks . HELICOPTERS AFFECTED: All the Agusta A 1098 helicopters equipped with the primary cargo hook P/N 109-0810-31 - 145 (alone) , or with the pri mary cargo hook P/N 109-0810-31-145 and the secondary cargo hook PIN 109-0811 -75 - 127 , which install the hook P/N 528-01 0-01 . 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 .

DESCRIPTI ON : WARNING In p resen ce of c racks the ope ration with the ca rgo hoo k is proh i b ited . Two cases of cracks on the lever 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 1098 helicopters equipped with the primary cargo hook PIN 109-0810-31-145 (alone) , or with the primary cargo hook P/N 109-0810-31-145 and the dual cargo

An appropriate entry should be mode in the oircroft log book upon accomplishment. If ownership of oircroft hos changed, please, forward to new owner . 

# ALERT Page 1 of 5B.T. 109S-12 hook P/N 109-0811-75 - 127 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 of5 (See figures 1 and 2) 1. Prepare the helicopter on ground for a safe maintenance , disconnect any power supply . 2 . I n 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 . C lea n th e a rea w it h a liph atic n apht ha o r equi vale nt. 2 .2 . Open the hook acting on the relevant release lever and illuminate with a light source .B.T. 109S-12 

### 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 of 5B.T. 109S-12

Page 4 of 5 Hook 528-010-01



# FIGURE 1 Lever 232-028-00

Possible position of cracksHook 528-010-01

Lever 232-028-00



# FIGURE 2 B.T. 1098-12

Page 5 of 5AN AGUS TAWESTLAND COMPANY 

### =tJj= Prego spedire a questo indirizzo : Data: P lease send to the following address: MODULO APPLICAZIONE BOLLETTINO TECNICO Date: TECHNICAL BULLETIN COMPLIANCE FORM 

### AGUSTA s.p.A. VICE DIREZIONE GENERALE Numero : CUSTOMER SUPPORT Numb er: Via per Tornavento, 15 21019 Somma Lombardo (VA)- ITALY Revision e: Tel.: +39 0331 711100 Revision: Fax: +39 0331 711397 Denominazione Cliente ed lndirizzo : Teletono: Customer N ame and Address: Telephon e: Fax : Data Applicaz io ne B .T.: B. T. Compl iance Date : Modello Elicottero S/ N Matricola Ore Tota li Ore D . U . R .

Helicopter Model Tail Number Total Hours T . S. O.

Note : Remar ks:

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