Service Bulletins

EC120

ASB 52A014 DOORS – Sliding door – Attachment of the sliding door star support

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

AS350

SB 67.00.56 ROTOR FLIGHT CONTROLS – Collective stick – New collective stick hooking lock

SB 67.00.37 ROTOR FLIGHT CONTROLS – New collective stick hooking lock

SB 05.00.79 TIME LIMITS – MAINTENANCE CHECKS – Engine-to-MGB coupling – Periodic check of the hydraulic pump drive bearing

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

SB 77.00.11 ENGINE INDICATING – Maintain Nr indicator and engine FADEC control power supply when the main cut-off function is activated.

SB 67.00.50 ROTOR FLIGHT CONTROLS – Yaw ball-type control: Check of the tightening torque load of sheath stop nuts and lock-nuts

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 67.00.52 ROTOR FLIGHT CONTROLS – Servocontrols

SB 67.00.57 ROTOR FLIGHT CONTROLS – Yaw ball-type control – Optimization of the yaw sheath routing

ASB 01.00.67 LIMITATION – FUEL SYSTEM AND CHECK – FADEC – Flight manual procedure

ASB 67.00.43 ROTOR FLIGHT CONTROLS – Modification to the electrical operation of the twist grip for ARRIEL 2B engines.

ASB 33.00.33 LIGHTS – Position lights – Protection of the power supply unit of the optional equipment “position strobe lights”

“E”ASB 0.00.72 TIME LIMITS – MAINTENANCE CHECKS – Engine-to-MGB coupling – Check of the hydraulic pump drive bearing on single hydraulic helicopters

“E”ASB 05.00.66 LIGHTS – Position lights – Inspection of the optional equipment: “Position strobe lights”

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

TIP 34-20-03 THALES AHV 16 RADIO ALTIMETER – Comply with regulations

TIP 25-60-10 CARGO SWING FIXED PARTS – Increase sling work height

TIP 31-10-01 THALES H321 EHM STANDBY HORIZON – Comply with regulations

SIN 2645-S-30 ICE AND RAIN PROTECTION – Recommendations in case of snow/ice accumulation in and around the engine air intakes

EC130

SB 05-015 TIME LIMITS – MAINTENANCE CHECKS – Engine-to-MGB coupling – Periodic check of the hydraulic pump drive bearing

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

SB 77-003 ENGINE INDICATING – Maintain Nr indicator and engine FADEC control power supply when the main cut-off function is activated

SB 67-016 ROTOR FLIGHT CONTROLS – Servocontrols

SB 71-003 POWER PLANT – Engine washing

ASB 04A004 LIMITATION – FUEL SYSTEM AND CHECK – FADEC – Flight manual procedure

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

IN 2584-I-32 – LANDING GEAR – Loose rivets at the skid junction

TIP 33-005 LED-TYPE ANTICOLLISION LIGHT – Switch to the LED technology !

TIP 25-50-02 ELECTRIC REAR-VIEW MIRROR WITH ANTI-ICING SYSTEM – Keep an eye on the sling!

TIP 34-20-02 THALES AHV16 RADIO ALTIMETER WITH 100FT ALARM – Comply with regulations

SIN 2645-S-30 ICE AND RAIN PROTECTION – Recommendations in case of snow/ice accumulation in and around the engine air intakes

AS355

SB 67.00.39 ROTOR FLIGHT CONTROLS – Servocontrols

ASB 33.00.20 LIGHTS – Position lights – Protection of the power supply unit of the optional equipment “position strobe lights”

“E”ASB 05.00.60 LIGHTS – Position lights – Inspection of the optional equipment: “Position strobe lights”

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

EC135

SB 62-034 MAIN ROTOR – Main rotor blade folding – Retrofitting main rotor blade folding and ground accessories of the main rotor blade folding

SB 21-020 AIR CONDITIONING – Meggitt (Addison) Inc. Air conditioning system – Replacing the engine/compressor brackets using SB215 from the company Meggitt

SB 52-011 DOORS AND SERVICE COVERS – Pilot doors – Retrofitting of pilot-door locking devices on the pilot and co-pilot side

SB 71-044 POWER PLANT – Inlet Barrier Filter (IBF) – Improvement to switching logic of the IBF Controller Box

SB 85-056 OPTIONAL EQUIPMENT – Cargo Hook/External Mirror Mounting Assembly – Retrofit of a water drainage hole on the external mirror mounting assembly

SB 62-023 Main Rotor System – Main Rotor Blade – Retrofit of additional PU protective foils

SB 62-030 MAIN ROTOR SYSTEM – Main Rotor Hub-Shaft – Rework of the lower hub-shaft flange

SB 62-033 MAIN ROTOR SYSTEM – Procedure for the reidentification of life-limited parts

SB 71-034 POWER PLANT – Sand filter – Replacing the sand filter relay box with an improved version supplied as spare part

SB 25-018 EQUIPMENT/FURNISHINGS – Emergency Equipment – Functional restrictions of the emergency hammer

SB 85-055 OPTIONAL EQUIPMENT – Replacement of the placard on the warning unit

SB 79-006 OIL COOLING SYSTEM – Fan – Replacement for splined shaft P/N L792M3004235

ASB 26A-009 FIRE PROTECTIONSYSTEM – Single Engine Fire Extinguishing System – Visually inspect the LH injection tube and replace the hexagon head screw on the rear structure

ASB 85A-058 OPTIONAL EQUIPMENT – External Mounted Hoist – Load Check Inspection according to Alert Service Bulletin 44301-10-15 of the Goodrich Company

ASB 53A-029 FUSELAGE – Rear Structure – Visual inspection of ring frame X9227 (with blind rivet with rounded head design) between rear structure tube and Fenestron housing for cracks

ASB 63A-012 Main Rotor Drive – Main Transmission – Introduction of an oil analysis and adaption of measures after indication of chip detector

ASB 04A-006 Airworthiness Limitations – Time Change Items – Reduction and introduction of life limits

“E” ASB 67A-026 ROTOR FLIGHT CONTROL – Main rotor actuator Determining the serial number and flight hours of the actuators

IN 2613-I-00 GENERAL INFORMATION – Introduction of a separate folder for Technical Improvement Proposal (TIP)

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

TIP 85-059 External hoist operation

TIP Pricelist 2013

TIP 33-011 Illuminated Chart Holder NVG

TIP 85-042 Cargo Hook – Retrofit of External Mirrors

TIP 31-059 Voice alarm for the radar altimeter

TIP 26-006 Modification of the switching logic

TIP 71-041 Operating hours counter for the sand filter blower motors

TIP 34-015 Attitude and heading reference system (AHRS)

TIP 85-054 Monkey Belt Fittings

TIP 85-024 Wire strike protection system (WSPS)

TIP 32-Info-01 Skid protections

TIP 56T-005 Retrofit of sliding door windows and of RAM–Air

TIP 71-039 New fixation of the support rods

TIP 32-015 Retrofit of the standard landing gear to the medium-high landing gear

SIN 2666-S-00 GENERAL – The Air Accidents Investigation Branch (AAIB) has published a Special Bulletin detailing initial information as part of its investigation into the accident in Glasgow on 29th November 2013.

SIN 2665-S-00 Information concerning the EC135 T2 accident in Glasgow/Scotland

SIN 2479-S-62 MAIN ROTOR SYSTEM – Main rotor hub-shaft – Updated information about the cracks in the lower hub-shaft flange

SIN 2636-S-53 FUSELAGE — Tail boom Crack in ring frame X9227 (P/N L535H2120301, -303 and -304)

AS365

SB 25.01.39 EQUIPMENT AND FURNISHINGS – Improvement of hoist 42325-16-5

SB 25.01.21 EQUIPMENT/FURNISHINGS – Improvement of emergency floatation gear automatic percussion reliability for aircraft equipped with CVFDR or CVR

SB 25.01.17 EQUIPMENT/FURNISHINGS – Improvement of emergency floatation gear automatic percussion reliability for aircraft not equipped with CVFDR or CVR

SB 25.01.27 EQUIPMENT/FURNISHINGS – Rear bench – Reinforcement of rear bench leg

SB 25.01.19 EQUIPMENT – FURNISHINGS – Replacement of CPI beacons P/N 503-16 by CPI beacons P/N 503-16-25

SB 21.00.32 AIR CONDITIONING – Cargo Compartment Ventilation – Check on temperature switch in cargo compartment

SB 05.00.66 TIME LIMITS – MAINTENANCE CHECKS – Main landing gear – Greasing the bolts of the reinforced scissors of the optional ski installation

SB 22.00.11 AUTO FLIGHT – New-generation SEMA actuator installation

SB 25.01.26 EQUIPMENT AND FURNISHINGS – Addition of a protection on the life raft jettison handles

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 33.00.23 LIGHTING – Passenger compartment lighting – Disconnection of the cabin dome light from the emergency lighting battery

IN 2431-I-25 EQUIPMENT AND FURNISHINGS CPI 503 Emergency Locator Transmitter – Reminders and recommendations to prevent untimely ejection

IN 2608-I-00 GENERAL – Future Revision (001) of the Maintenance Program (ALS + MSM)

IN 2588-I-00 GENERAL – New layout of the Maintenance Program (MSM)

IN 2590-I-53 FUSELAGE – Tightness of lateral compartments between X5915 and X6630 not equipped with emergency flotation gear

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

BO105

IN 2613-I-00 GENERAL INFORMATION – Introduction of a separate folder for Technical Improvement Proposal (TIP)

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

SIN 2633-S-62 Main rotor head – Installation of the secondary bolt – Information regarding the correct installation of the secondary bolt i.a.w the MM / AMM

BK117

SB 60-125 POWER PLANT – Vent Lines – Improved connection of the forward and rear vent linesASB 60A-126 POWER PLANT – N2 Controls – Visual inspection of the N2 control arm

ASB 30A-116 AIRWORTHINESS LIMITATIONS – Tail rotor blade – Entry of a life limit and reidentification of time change items

ASB 60A-126 POWER PLANT – N2 Controls – Visual inspection of the N2 control arm

IN 2613-I-00 GENERAL INFORMATION – Introduction of a separate folder for Technical Improvement Proposal (TIP)

IN 2616-I-00 GENERAL e-Techpub – Availability of Documentation Tutorials

SIN 2633-S-62 Main rotor head – Installation of the secondary bolt – Information regarding the correct installation of the secondary bolt i.a.w the MM / AMM