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MAULE AIRCRAFT CORPORATION 

MAINTENANCE MANUAL 

FOR 

M-4/C/S/T

 

 

 

Rev. B 
4/13/16 

Cont’d 
 
 

Areas: 

a. 

Wing, Aileron and Flaps                   157.9 sq.ft. 

b. 

Ailerons (total) 

  12.8 sq.ft.  

c. 

Flaps (total) 

  18.8 sq.ft.  

d. 

Horizontal Stabilizer 

  18.1 sq. ft. 

e. 

Elevators (including tab) 

  14.1 sq. ft. 

f. 

Vertical Stabilizer 

  13.1 sq. ft. 

g. 

Rudder 

    5.8 sq. ft. 

h.  

Elevator Trim tab 

    1.0 sq. ft. 

i. 

Rudder Tab 

    .34 sq. ft. 

 

FLUID CAPACITIES AND SPECIFICATIONS:

 

 
 

a. 

Main Fuel Tanks - Inboard - 100 Octane 

 
 

 

       

Right Main Tank 

21.0 gallons total 

 

 

      

Left Main Tank 

21.0 gallons total 

 
 

 

 

Note:  1.5 gallons unusable fuel per main tank 

 
 

b. 

Auxiliary Fuel Tanks (if installed)- Outboard - 100 Octane 

 
 

Right Auxiliary Tank    11.5 gallons  

 

Left Auxiliary Tank      11.5 gallons  

 

c. 

Engine Oil    (SAE 50 above 40

°

F, SAE 30 or 10W30 below 40

°

F ambient 

air temp, at sea level.  Refer to Engine Manual for AD Oil 
grades.) 
 

 

 

10 quart 

 

d. 

Brakes (Texaco Aircraft Hydraulic Oil 15, MIL-H-5606E or equiv.)  

 
 

     

 

1 pint 

 
e. 

Landing Gear  (For P/N 4015B oleo spring, use New Holland No.134 hydrau-
lic 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. 

 

 

     

 

 

                                                                                                                  2 pints 

 
 
 
 
 
 

Summary of Contents for Jetasen M-4

Page 1: ...Rev B 4 13 16 FOR MAULE M 4 M 4C M 4S and M 4T Jetasen...

Page 2: ...material and workmanship under normal use and service provided however that this warranty is limited to making good at the Maule factory any part or parts thereof which shall within ninety 90 days af...

Page 3: ...Specifications 2 SECTION II GENERAL MAINTENANCE Cleaning and Care of Aircraft 3 Inspection Guides 5 Rigging Procedures 10 Lubrication 13 Fabric Repairs 14 SECTION III MAJOR COMPONENT PARTS Wings 15 L...

Page 4: ...Brakes Steerable tailwheel Automatic locking Control Systems Dual controls wheels and rudder pedals All controls directly cable driven Fuel control shut off valve is at the left lower side panel Mech...

Page 5: ...1 0 gallons total Left Main Tank 21 0 gallons total Note 1 5 gallons unusable fuel per main tank b Auxiliary Fuel Tanks if installed Outboard 100 Octane Right Auxiliary Tank 11 5 gallons Left Auxiliar...

Page 6: ...ld up an electro static field which will attract dust to the surface Blotting with a clean damp chamois will re move the charge and the dust After cleaning polishing with a good Plexiglas cleaning pro...

Page 7: ...sparingly as the upholstery otherwise requires a long time to dry if water trickles through the seam stitches For best results stains especially those caused by grease or paint should be re moved from...

Page 8: ...tubes for cracks Inspect muffs for cracks before reinstalling 4 Inspect gascolator clean if necessary 5 Inspect engine controls for security and proper operation 6 Clean or replace air filter See pag...

Page 9: ...d so that there is no play or side movement in the springs or their attachment 9 Drain sumps of fuel tanks CAUTION Quick drains are required in all fuel tanks and if not installed comply with Maule Se...

Page 10: ...trical wires and connections for security chafing and leaks 7 Remove wing strut fairings top and bottom and inspect attaching fittings and bolts for security corrosion and cracks Carefully inspect bot...

Page 11: ...ections fuel lines and fittings nuts bolts etc for security chafing leaks etc 12 CAUTION At inspection hole in tail visually check the pivoting action at the control cable attachment points over the f...

Page 12: ...r hinges they must be replaced with castle nuts and cotter pins Refer to Maule Service Letter No 61 16 Lubricate rudder pedals and rudder bar points of rotation 17 Check control rigging and cable tens...

Page 13: ...ivets on the top of each wing from wingtip to wingtip at the front spar location Measure from the forward wing to fuselage attach bolt centerline for both left and right wings outboard 127 5 inches al...

Page 14: ...inch of travel should yield a force of twelve 12 to fifteen 15 pounds If the tension is less than above re place both springs with new springs After verifying acceptable spring tension check cable ad...

Page 15: ...ith wheel type trim control if installed movement is 11 3 up 25 1 down If adjustment is needed it may be done at the turnbuckles located just aft of the trim control Proper cable tension is 15 to 25 l...

Page 16: ...y 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 hinge...

Page 17: ...ir patch 6 Allow prime to dry for 4 hours 7 Apply a coat of urethane adhesive thinned one to one 1 1 with urethane adhesive thin ner by volume to the primed area slightly larger than the repair patch...

Page 18: ...efinished WARNING Any unrepairable dents or punctures are cause for replacement of the strut If airplane has the original unsealed struts insure compliance with AD No 98 15 18 Maule SB No 11 See also...

Page 19: ...stabilizers have chrome molybdenum steel 4130 internal structures covered with fiberglass fabric Inspect for corrosion including elevator hinges and struts Steel tie rods brace the stabilizers to the...

Page 20: ...s supported by two spring oil type oleo struts which must be full of oil at all times The oil may be checked by removing a 1 8 pipe plug at the top end of the strut If oil is needed for P N 4015B oleo...

Page 21: ...hrome molybdenum steel 4130 and has an aluminum skin 2024 T3 These need no maintenance other than inspection for corrosion The hinges should be lubricated every hundred hours using a light engine oil...

Page 22: ...rake pads Replace if necessary 17 Replace brake calipers and hub cap BRAKE CYLINDERS The hydraulic brakes are actuated by two 2 master cylinders Scott p n 4408C on the left side and two 2 slave cylind...

Page 23: ...nspect at regular intervals and keep reser voir full at all times 5 Vent plug stopped up 5 If vent hole in reservoir plug becomes stopped there is a possibility that a partial vacuum will be created i...

Page 24: ...ASSEMBLY 1 Remove cap 74B may be pried off with flat side of a screwdriver 2 Hold the fork 69B and loosen the nut A1 3 With the nut removed carefully remove the fork spindle from the rest of the as se...

Page 25: ...RCRAFT CORPORATION MAINTENANCE MANUAL FOR M 4 C S T 22 Rev B 4 13 16 1 or two 2 shims will be required to remove any bearing clearance Too many shims will cause the bearings to drag when the nut is ti...

Page 26: ...73B arm 6 with lock pin 13AB and spring 14 installed shield 36 and pins 60AB together as a unit Make sure that the key end of lock pin 13AB is properly aligned with the slot in lock ring 73B 6 Slide...

Page 27: ...on of the rubber mounts At regular intervals the attaching bolts at the engine should be checked for tightness required torque value of 37 5 41 5 ft lb The rubber en gine mounts should be carefully in...

Page 28: ...SYSTEM Check mufflers and tailpipes for cracks Check attachments for security Note that the tailpipe clamps and the muffler to header attachments should not be tightened to the point of rigidity but...

Page 29: ...r 35 amperes as per generator A 20 or 35 amp circuit breaker is installed in aircraft BATTERY A lead plate type storage battery rated at 12 volts is installed in the battery box attached to the forwar...

Page 30: ...MAULE AIRCRAFT CORPORATION MAINTENANCE MANUAL FOR M 4 C S T Rev B 4 13 16 27 Electrical Schematic 14 Volt...

Page 31: ...e s Description Date A iii 3 4 Added Log of revision page iii Added special maintenance procedures for floatplanes based in coastal areas or an otherwise corrosive atmosphere 07 19 99 B 2 13 17 Added...

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