Lubrication - MAULE Jetasen M-4 Maintenance Manual

1. Main wheel bearings - Use good quality wheel bearing grease.
2. Oleo shock struts – For P/N 4015B oleo spring, use New Holland No.134 hydraulic oil or
Ford Tractor No. ESN-M2C134-D. 10W30 engine oil may also be used. For P/N 4161B
oleo spring use API GL-4 or GL-5 85W-140 gear oil.
3. Landing gear hinges – Use engine oil.
4. Control Column - Apply light coat of graphite base lubricant to aileron balance chain,
torque tube and control guide. Use lightweight lubricating oil on all other bearings.
5. Control pulley bearings and control surface hinges - Use lightweight lubricating oil.
6. Flap bellcrank and mechanism - Use lightweight lubrication oil.
7. Aileron and flap hinge - Use lightweight lubricating oil.
8. Elevator and trim tab - Use lightweight lubricating oil.
9. Tailwheel - Good quality wheel bearing grease to tailwheel bearings through zerk fitting.
Same for fork spindle roller bearings, if necessary. See tailwheel maintenance section
under "Landing Gear, Wheels and Brakes".
Rev. B
4/13/16
MAULE AIRCRAFT CORPORATION
MAINTENANCE MANUAL
M-4/C/S/T
FOR

LUBRICATION

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