Ingersoll Rand 5020 Serie Manual De Funcionamiento Y Mantenimiento página 39

ASSEMBLY
General Instructions
1. Always press on the inner ring of a ball–type bearing
when installing the bearing on a shaft.
2. Always press on the outer ring of a ball–type bearing
when installing the bearing into a bearing recess.
3. Whenever grasping a tool or part in a vise, always use
leather–covered or copper–covered vise jaws. Take
extra care with threaded parts and housings.
4. Always clean every part and wipe every part with a
thin film of oil before installation.
5. Apply a film of O–ring lubricant to all O–rings before
final assembly.
Assembly of the Throttle Mechanism
1. Position the Intermediate Lever (5) in the slot of the
Motor Housing (1) and when the openings in the
Lever and Housing are aligned, press the
Intermediate Lever Pin (6) into the Housing and
through the Lever to secure it in position.
2. Slide the Trigger (11) into the Trigger Bushing (10).
Make certain the Intermediate Lever is positioned to
make contact with end of the Trigger. Align the slot in
the Trigger with the hole in the Motor Housing and
press the Trigger Lock Pin (12) into the Housing and
through the Trigger to secure it in position.
3. For Model 5020T or 5020TDQ, assemble in
sequence, the Throttle Valve Face (15), Valve Face
Cap (16), Valve Face Cap Nut Lock Washer (18) and
Valve Face Cap Nut (17) on the threaded end of the
Throttle Valve (14). Encircle the Cap Nut with the
Throttle Valve Spring (20) and insert the assembly,
Spring and assembled end trailing, into the bottom of
the motor housing handle. Make certain the end of the
Throttle Valve contacts the Intermediate Lever
correctly.
For Model 5040T or 5040TDQ install the Throttle
Valve Face (15) on the Throttle Valve (14) and insert
the Valve on the small end of the Throttle Valve Stem
(19). Encircle the Valve with the Throttle Valve
Spring (20) and insert the assembly, Spring and
assembled end trailing, into the bottom of the motor
housing handle. Make certain the end of the Throttle
Valve contacts the Intermediate Lever correctly.
4. Thread the Air Strainer (21) into the Handle to
capture the throttle parts and tighten it securely.
5. Install the Oiler Felt (9) and Oiler Adjusting Screw
(8) in the oil chamber. Fill the chamber with the
recommended oil, install the Oil Chamber Plug (7)
and tighten it securely.
MAINTENANCE SECTION
Assembly of the Reverse Valve/Torque Control
Valve Mechanism
For Model 5020T or 5020TDQ
1. Insert the Torque Control Trip Valve (35) followed by
2. Insert the Torque Control Valve (32), small end first,
3. Slide the assembled Reverse Valve, large end first,
4. Insert the Reverse Lever Retaining Screw (27)
5. Insert the Reverse Lock Ball Spring (26) followed by
6. Enter the lugs on the Reverse Lever into the slot
For Model 5040T or 5040TDQ
1. Install the Torque Control Valve Face (33) on the
2. Insert the Torque Control Trip Valve (32) followed by
3. Insert the assembled Torque Control Valve, small end
4. Install the Housing Cap Seal (38) on the Housing Cap
5. Slide the Reverse Valve (23), large end last, into the
6. Install the Lever Retaining Screw Lock Washer (29)
7. Insert the Reverse Lock Ball Spring (26) followed by
8. Enter the lugs on the Reverse Lever into the slot
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the Torque Control Valve Spring (34) into the bore of
the Reverse Valve (23).
into the bore of the Reverse Valve.
into the front of the Reverse Valve Bushing (3).
through the Reverse Lever (30) and install the Lever
Retaining Screw Seal (28) over the threads of the
Screw against the Lever.
the Reverse Lock Ball (25) into the small angular hole
in the Motor Housing (1).
across the rear face of the Reverse Valve so the lever
arm is swung forty–five degrees to the right when
facing the rear of the Housing. Retain the Lever in
position with the Reverse Lever Retaining Screw.
Torque Control Valve (32).
the Torque Control Valve Spring (34) into the bore of
the Torque Control Valve Bushing (31) from the back
end of the Motor Housing (1).
first, into the bore of the Bushing.
(37) and thread the Housing Cap into the Motor
Housing. Tighten the Cap securely.
front of the Reverse Valve Bushing (3).
over the threads of the Reverse Lever Retaining
Screw (27) and insert the Screw through the Reverse
Lever (30).
the Reverse Lock Ball (25) into the small angular hole
in the Motor Housing.
across the rear face of the Reverse Valve so the lever
arm is swung forty–five degrees to the right when
facing the rear of the Housing. Retain the Lever in
position with the Reverse Lever Retaining Screw.