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Service Bulletins

EC120

SB 64-001 TAIL ROTOR – Longer rings on TRH

ASB 53A015 FUSELAGE – TAIL BOOM – Corrosion on the tail boom

IN 2769-I-25 EQUIPMENT AND FURNISHINGS – Airbus Helicopters France Seat belt and shoulder restraint system maintenance policy

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2746-I-62 MAIN ROTOR – Swashplate / diapason scissors ball joint link Standard for threads of bolts and nuts installed on mechanical assemblies

IN 2772-I-67 ROTOR FLIGHT CONTROLS – Elongation of the backlash spring anchor hole on the collective pitch lever

IN 2586-I-62 MAIN ROTOR – Swashplate scissors hinge

IN 2754-I-31 INDICATING AND RECORDING SYSTEMS – Engine Indicating – Modification of display brightness for flights with Night Vision Goggles

IN 2620-I-00 GENERAL – e-TechPub – New documents available on Keycopter

SIN 2760-S-25 – EQUIPMENT AND FURNISHINGS – Jamming of seat belt reels

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

AS350

SB 23.00.05 COMMUNICATION – VHF KX165 installation for 8.33 Hz capacity.

SB 67.00.58 ROTOR FLIGHT CONTROLS – Yaw Control – Addition of a lock-washer between the sheath stop nuts and lock-nuts of the yaw ball-type control

SB 31.00.62 INDICATING AND RECORDING SYSTEMS – Adaptation of “ENG FIRE” and “BATT TEMP” lights when battery is “OFF”

SB 05.00.73 TIME LIMITS – MAINTENANCE CHECKS – Engine-MGB coupling – Check of the hydraulic pump drive bearing on helicopters with dual hydraulics

SB 63.00.17 MAIN ROTOR DRIVE – Check of the Hydraulic Pump Drive Pulley

“E”ASB 05.00.72 TIME LIMITS – MAINTENANCE CHECKS – Engine-to-MGB coupling – Check of the hydraulic pump drive bearing on single hydraulic helicopters

IN 2719-I-71 POWER PLANT – Interference between the bleed valve air outlet duct (associated with the optional engine cleaning system) and an HMU pipe

IN 2786-I-25 EQUIPMENT AND FURNISHINGS – Travel of the collective pitch stick reduced due to interference with the loose end of the harness

IN 2769-I-25 EQUIPMENT AND FURNISHINGS – Airbus Helicopters France Seat belt and shoulder restraint system maintenance policy

IN 2750-I-67 ROTOR FLIGHT CONTROLS – Application of a bead of sealing compound on the cover protecting the DUNLOP main rotor roll servo-control distributor input lever

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2765-I-65 TAIL ROTOR DRIVE – Tail rotor pitch change rod elastomer hinge – cosmetic flaws

IN 2754-I-31 INDICATING AND RECORDING SYSTEMS – Engine Indicating – Modification of display brightness for flights with Night Vision Goggles

IN 2700-I-65 TAIL ROTOR DRIVE – Improved readability of the Tail Gearbox oil level sight glass POST MOD 07-8552

IN 2620-I-00 GENERAL – e-TechPub – New documents available on Keycopter

SIN 2776-S-29 – HYDRAULIC POWER – Information about the Dual Hydraulic System

SIN 2777-S-65 TAIL ROTOR DRIVE – Information concerning an incident following rupture of the center drive shaft

SIN 2760-S-25 – EQUIPMENT AND FURNISHINGS – Jamming of seat belt reels

SIN 2316-S-00 GENERAL – MSM – AMM Documentation

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

EC130

SB 23-002 COMMUNICATION – VHF KX165 installation for 8.33 Hz capacity.

SB 21-010 AIR CONDITIONING – Loading procedure for the air conditioning control software

SB 05-011 TIME LIMITS – MAINTENANCE CHECKS – Engine-MGB coupling – Check of the hydraulic pump drive bearing

SB 63-005 MAIN ROTOR DRIVE – Check of the Hydraulic Pump Drive Pulley

SB 25-071 EQUIPMENT AND FURNISHINGS – Crew seats – Improved control cable function on S198 pilot seats

IN 2719-I-71 POWER PLANT – Interference between the bleed valve air outlet duct (associated with the optional engine cleaning system) and an HMU pipe

IN 2769-I-25 EQUIPMENT AND FURNISHINGS – Airbus Helicopters France Seat belt and shoulder restraint system maintenance policy

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2754-I-31 INDICATING AND RECORDING SYSTEMS – Engine Indicating – Modification of display brightness for flights with Night Vision Goggles

IN 2731-I-21 AIR CONDITIONING – Air conditioning – Crack at the attachment points of the compressor hopper

IN 2620-I-00 GENERAL – e-TechPub – New documents available on Keycopter

SIN 2777-S-65 TAIL ROTOR DRIVE – Information concerning an incident following rupture of the center drive shaft

SIN 2760-S-25 – EQUIPMENT AND FURNISHINGS – Jamming of seat belt reels

SIN 2758-S-63 MAIN ROTOR DRIVE – Non-compliant tightening torque in the AMM for bolts that attach the flared housing / fixed ring gear / MGB

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

AS355

SB 23.00.06 COMMUNICATION – VHF KX165 installation for 8.33 Hz capacity.

SB 32.00.11 LANDING GEAR – Landing gear skids – Reinforced skid plates for skid-type landing gear

IN 2786-I-25 EQUIPMENT AND FURNISHINGS – Travel of the collective pitch stick reduced due to interference with the loose end of the harness

IN 2769-I-25 EQUIPMENT AND FURNISHINGS – Airbus Helicopters France Seat belt and shoulder restraint system maintenance policy

IN 2750-I-67 ROTOR FLIGHT CONTROLS – Application of a bead of sealing compound on the cover protecting the DUNLOP main rotor roll servo-control distributor input lever

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2765-I-65 TAIL ROTOR DRIVE – Tail rotor pitch change rod elastomer hinge – cosmetic flaws

IN 2754-I-31 INDICATING AND RECORDING SYSTEMS – Engine Indicating – Modification of display brightness for flights with Night Vision Goggles

IN 2700-I-65 TAIL ROTOR DRIVE – Improved readability of the Tail Gearbox oil level sight glass POST MOD 07-8552

IN 2620-I-00 GENERAL – e-TechPub – New documents available on Keycopter

SIN 2776-S-29 – HYDRAULIC POWER – Information about the Dual Hydraulic System

SIN 2777-S-65 TAIL ROTOR DRIVE – Information concerning an incident following rupture of the center drive shaft

SIN 2760-S-25 – EQUIPMENT AND FURNISHINGS – Jamming of seat belt reels

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

EC135

SB 85-060 OPTIONAL EQUIPMENT – Cargo Hook – Retrofit of the cargo hook beam

SB 31-070 DISPLAY AND RECORDING SYSTEMS – Vision 1000 – Retrofit of a Vision 1000 cockpit camera

SB 31-068 INDICATING AND RECORDING SYSTEMS – Center console – Conversion to XL center console or XXL center console

SB 28-020 FUEL SYSTEM – Auxiliary fuel tank Modification of the grounding strip connection

SB 53-031 FUSELAGE – Main fuselage structure – Reinforcement for frame 5A

SB 64-005 TAIL ROTOR – Fenestron-hub body – Fixing Torlon bearing rings in the Fenestron hub body

SB 67-028 ROTOR FLIGHT CONTROL – Tail rotor controls – Retrofitting an angle bracket for guiding the ball bearing control

ASB 63A-024 MAIN ROTOR DRIVE -Main Transmission Taking of oil sample, rinsing and oil change

ASB 65A-005 TAIL ROTOR DRIVE – Tail Rotor Gearbox – Taking of oil sample, rinsing and oil change

ASB 85A-058 OPTIONAL EQUIPMENT – External Mounted Hoist – Load Check Inspection according to Alert Service Bulletin 44301-10-18 of the Goodrich Company

IN 2125-I-00 Explanation in regard to Manufacturer’s Technical Bulletins

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2748-I-00 GENERAL INFORMATION – Aircraft Maintenance Manual Rev. 16 – Work cards missing from chapter 62

TIP 32T-021 Emergency life raft system

TIP 31-070 Vision 1000 cockpit camera

TIP 31-068 XL or XXL center console

TIP 85-059 External hoist operation

SIN 2778-S-85 OPTIONAL EQUIPMENT – Cargo Hook – Correct Bowdenflex cable adjustment on the cargo hook

SIN 2749-S-85 OPTIONAL EQUIPMENT – External Mounted Hoist System – Crack detected on the hoist adapter of the hoist assembly

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

AS365

ASB 33.00.25 LIGHTS – Passenger compartment lighting – Maintaining the charge of the COBHAM or AIR PRECISION emergency lighting battery

ASB 25.01.25 EQUIPMENT AND FURNISHINGS – Hoist installation – Check of the torque limiter on GOODRICH (class 1) type 42325 variable speed electric hoists

ASB 05.00.67 – TIME LIMITS – MAINTENANCE CHECKS – External life rafts installed in the footsteps

ASB 01.00.66 LIMITATIONS – Energy-absorbing seats – Label “Do not stow anything under the seat”

ASB 63.00.18 MAIN ROTOR DRIVE – Tail rotor drive flange – Inspection of the Shur-Lok nut which retains the tail rotor drive flange of the Main Gearbox POST MOD 0763B64

“E”ASB 01.00.60 LIMITATIONS – Never-Exceed Speed (VNE) and Rate of Descent (R/D)

IN 2783-I-23 COMMUNICATIONS – Rockwell Collins Transponder TDR94D -007/008 – Reminder concerning compliance of the ELS/EHS functions

IN 2762-I-05 TIME LIMITS – MAINTENANCE CHECKS – Revision 002 of the Master Servicing Manual (MSM)

IN 2769-I-25 EQUIPMENT AND FURNISHINGS – Airbus Helicopters France Seat belt and shoulder restraint system maintenance policy

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

IN 2761-I-45 CENTRAL MAINTENANCE SYSTEM OPERATIONAL INSTALLATIONS – Information concerning MFDAU battery switch

IN 2754-I-31 INDICATING AND RECORDING SYSTEMS – Engine Indicating – Modification of display brightness for flights with Night Vision Goggles

IN 2657-I-63 MAIN ROTOR DRIVE – Check of the loss of tightening torque on the nut retaining the MGB tail rotor drive flange

IN 2620-I-00 GENERAL – e-TechPub – New documents available on Keycopter

SIN 2640-S-52 DOORS – Loss of a reduced sliding door and fixed flap door

SIN 2747-S-64 TAIL ROTOR – Visual inspection of the 10-blade tail rotor hub

SIN 2764-S-29 HYDRAULIC POWER – Check of the hydraulic hose attachment clamps

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

BO105

SB 90-107 ELECTRICAL SYSTEM – Relay P/N M300-1354 – Replacement for relay P/N M300-1354

ASB 40A-107 FLIGHT CONTROL SYSTEM – Main Rotor Controls – Replacement of the clamp on the swashplate bellows

IN 2125-I-00 Explanation in regard to Manufacturer’s Technical Bulletins

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

SIN 2287-S-67 ROTOR FLIGHT CONTROL – Control rods of the tail rotor control – Note on the preflight check of the control rods

BK117

ASB 40A-115 FLIGHT CONTROL SYSTEM – Flight Controls Main Rotor – Replacement of the clamp on the swashplate bellows

IN 2125-I-00 Explanation in regard to Manufacturer’s Technical Bulletins

IN 2715-I-00 GENERAL – EXCEL file “Service Bulletin INDEX” now available via T.I.P.I.

SIN 2604-S-00 GENERAL – Flight Safety of Helicopters – Issue of EHEST leaflet

SIN 2287-S-67 ROTOR FLIGHT CONTROL – Control rods of the tail rotor control – Note on the preflight check of the control rods

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