Ingersoll Rand 380P Manual De Funcionamiento Y Mantenimiento página 22

23. After installing the Front End Plate Spacer, grasp the
shaft of the Rotor and rotate it by hand. If the Rotor
does not turn easily, disassemble the motor unit and
determine where the assembly is binding. The motor
must rotate freely before proceeding further with the
assembly.
Assembly of the Impulse Mechanism
1. Insert the long shaft with the annular groove of the
Spring Guide (48) into the central opening of the o–
ring installer furnished with the Tool Kit (Part No.
180PQ–99). Place the Spring Guide Seal (49) on the
tapered end of the installer and roll the Seal up the
taper and into the groove on the large body of the
Spring Guide.
(Refer to Dwg. TPD1281)
2. Insert the Relief Valve (47), large end trailing, into
the Liner (45). Insert the assembled Spring Guide,
long hub with annular groove leading, into the Liner
against the Relief Valve. (Refer to Dwg. TPD1282)
3. Place a Blade (53) into one of the slots of the Drive
Shaft (50) with the Blade Assembly Pins (54) inward.
4. From the opposite side of the Shaft, encircle each Pin
with a Blade Spring (55).
5. Install the Assembly Pins of the remaining Blade in
the open ends of the Springs. (Refer to Dwg.
TPD1283).
MAINTENANCE SECTION
(Dwg. TPD1281)
(Dwg. TPD1282)
6. Compress the Springs with the Blades until both
Blades are flush with the Drive Shaft and install the
assembly in the Liner with the output end of the
Drive Shaft protruding out the end of the Liner con-
taining the Spring Guide. (Refer to Dwg. TPD1284).
Make certain the ends of the Blades are flush with the
ends of the Liner.
7. Install the Drive Shaft Seal (65) followed by the Seal
Back–up Ring (66) on the Drive Shaft against the
hub. (Refer to Dwg. TPD1285)
DRIVE SHAFT SEAL
8. The Torque Adjustment Screw (37) can only be
installed from the liner end of the Impulse Housing
(35). If the Torque Adjustment Screw was removed,
proceed as follows:
a. Insert a 1.5 mm hex wrench into the threaded hole for
the Torque Adjustment Screw from the oil plug end
of the Housing.
22
(Dwg. TPD1283)
(Dwg. TPD1284)
SEAL BACK–UP RING
(Dwg. TPD1285)