Rear End Plate Alignment Pin; Front End Plate Alignment Pin; Rotor; Front End Plate Assembly - Ingersoll Rand 380SQ1 Manual De Operación Y Mantenimiento

7. Insert the Throttle Ball (10) followed by the Throttle
Valve Spring (9) into the Reverse Valve Assembly.
8. Position the Reverse Lever Assembly on the Reverse
Valve Assembly with the indicator lever rearward.
Make certain the crossholes in the Lever align with the
pin holes in the Valve. Press the Reverse Lever Pin
(4) into the Lever and Valve.
9. Insert the Throttle Plunger (11) into the Reverse Valve
Assembly.
10. Position the Throttle Lever (7) on the Motor Housing
and secure it by pressing the Throttle Lever Pin (8) into
the Housing and Lever.
11. Using an arbor press and a piece of tubing that contacts
the outer ring of the bearings, press the Front End Plate
Bearing (27) into the Front End Plate (25) and the Rear
End Plate Bearing (19) into the Rear End Plate (18).
Refer to Dwg. TPD1300.
END PLATE
12. Stand the Rotor (23) on the table of an arbor press. It
should be upright on a flat metal plate having a
clearance hole for the shaft. The shaft with the hex must
be upward.
13. Place a 0.001" (0.025 mm) shim on the upward surface
of the large portion of the rotor body. Using a piece of
tubing that contacts the inner ring of the bearing, press
the Front Rotor Bearing and Front End Plate, End Plate
leading, onto the shaft of the Rotor until the End Plate
contacts the shim. Remove the shim. Refer to
Dwg. TPD1301.
PRESSING PLUG
FRONT RO-
TOR
BEARING

ROTOR

PLATE WITH ROTOR
SHAFT CLEARANCE
MAINTENANCE SECTION
TUBING
BEARING
(Dwg. TPD1300)
FRONT END PLATE
0.001" (0.025 mml
SHIM SPACE
(Dwg. TPD1301)
23
14. Coat each Vane (24) with a thin film of oil and insert a
Vane into each of the rotor vane slots with the straight
edge of the Vane outward.
15. Install the Cylinder (20) over the Vanes and Rotor with
the end of the Cylinder having the Alignment Pin (22)
in the middle of the four holes positioned toward the
Front End Plate. Refer to Dwg. TPD1302. Make certain
the Pin enters the hole in the face of the Front End
Plate.
VANE
ROTOR
16. Place the Rear End Plate and Bearing against the face of
the Cylinder, Bearing end trailing. Make certain the
Rear End Plate Alignment Pin (21) protrudes through
the hole in the End Plate.
17. Insert the assembly, Rear End Plate leading, into the
Motor Housing making sure the Alignment Pin
protruding through the End Plate enters the proper hole
in the Housing. It may be necessary to tap the assembly
into position with a brass or plastic hammer. Refer to
Dwg. TPD1303.
18. Grasp the Motor Housing in vise jaws with the rotor
shaft upward. Thread the Front End Plate Spacer
(28) into the Housing and using the end plate spacer
spanner, tighten the Spacer to 12 ft.–lb. (16 Nm)
torque.
This is a left–hand thread; rotate the wrench
counterclockwise to tighten. Refer to Dwg.
TPD1304.
CYLINDER
FRONT END PLATE

ALIGNMENT PIN

(Dwg. TPD1302)
(Dwg. TPD1303)