ARO 7673–A Посібник оператора - Сторінка 3

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DISASSEMBLY

a. Remove spindle, with attached parts, from ring gear and re-

move spacers (37127 and 37126).

b. Alternately tap ends of shafts (37124) to remove bearing

(33704) and spacer (37128).

c. Remove shafts (37124) to remove gears from spindle.

DISASSEMBLY

a. Remove motor assembly from housing. Using a spanner type

wrench, remove nut (33694) and fastener (33700). Grasp cyl-

inder in one hand and tap splined end of rotor with a soft face

hammer; motor will come apart.

ASSEMBLY

NOTE: Pack bearing with 33153 grease, or equivalent, and coat

i.d. of cylinder with spindle oil upon assembly.

a. Assemble bearings into end plates. NOTE: Assemble bearing

(33709) into end plate with the identification markings on the

bearing facing ''out". Assemble end plate (33710) to rotor and

secure with fastener (33700). NOTE: Torque to 28 in. lbs.

b. Assemble cylinder over rotor, aligning air inlet holes in cylin-

der, with air inlet slot of end plate and roll pin with hole in end

DISASSEMBLY/ASSEMBLY INSTRUCTIONS

GEARING SECTION

MOTOR SECTION

ASSEMBLY

a. Assemble gears to spindle and secure with shafts (37124).

b. Assemble spacers (37126 and 37128) and bearing (33704) to

spindle.

c. Assemble spacer (37127) to spindle and assemble into ring

gear.

NOTE: Gearing assembly should contain 1/4 oz. of grease.

MOTOR ASSEMBLY 43139

INCLUDED WITH CYLINDER 36772

NOT INCLUDED WITH MOTOR ASSEMBLY

f TORQUE TO 9 – 12 FT LBS.

j TORQUE TO 28 IN. LBS

n INCLUDES GREASE FITTING 35967 (NOT SHOWN)

FLUSH FACE – INSTALL WITH FLUSH

FACE TOWARDS END PLATE.

plate. Assemble blades to rotor. Assemble end plate (33712)

to rotor and cylinder, aligning hole in end plate with roll pin in

cylinder. Assemble nut (33694) to end plate, torquing to 9 – 12

ft lbs.

c. Be sure rotor does not bind (if rotor binds, lightly tap splined

end of rotor with a soft face hammer) and assemble to tool.

ASSEMBLING MOTOR TO TOOL

a. Remove motor housing (37082) from head. Place head in a

suitable holding device with the ''motor end" in an upright posi-

tion. Assemble motor assembly to head, aligning roll pin in

motor with hole provided in head (.125 diameter blind hole).

Slip motor housing over motor and secure to head. Assemble

spacers (33699 and 33711) and gearing to tool.

(ATP–53)