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Always wear eye protection when operating or
performing maintenance on this tool.
Always turn off air supply and disconnect air supply
hose before installing, removing or adjusting any
accessory on this tool, or before performing any
maintenance on this tool.
LUBRICATION
Each time the Model SRA010A1 Reciprocating Saw is
disassembled for maintenance, repair or replacement of
parts, lubricate the tool as follows:
1. Inject approximately 7 cc of Ingersoll–Rand No. 28
Grease into the Saw Head.
2. Fill the oil reservoir with Ingersoll–Rand No. 10 Oil.
DISASSEMBLY
General Instructions
1. Do not disassemble the tool any further than
necessary to replace or repair damaged parts.
2. Whenever grasping a tool or part in a vise, always use
leather–covered or copper–covered vise jaws to
protect the surface of the part and help prevent
distortion. This is particularly true of threaded
members and housings.
3. Do not remove any part which is a press fit in or on a
subassembly unless the removal of that part is
necessary for repairs or replacement.
4. Do not disassemble the tool unless you have a
complete set of new gaskets and O–rings for
replacement.
Disassembly of the Tool
1. Remove the Oil Chamber Plug (5) and allow as much
of the oil to drain from the tool as possible before
disassembly.
2. Clamp the Motor Housing Assembly (1) in
leather–covered or copper–covered vise jaws, saw
blade end up.
3. Separate the Piston Housing (41) from the Motor
Housing by removing the two Piston Housing Long
Cap Screws (62) and the two Piston Housing Short
Cap Screws (63).
Disassembly of the Motor Housing Assembly
1. Remove the Bevel Pinion (38), Bearing Preload
Spring (42), and the Bevel Pinion Front Bearing (40).
2. Unscrew the four Lock Plate Support Screws (36) to
remove the Lock Plate Support (35), the Motor Lock
Plate (34), and the Motor Spacer (33).
MAINTENANCE SECTION
3.
While protecting the splines of the Rotor (28), pull
the motor assembly from the Motor Housing.
4.
Remove the Motor Seat Assembly (22), Motor Seat
Seal (23), and the Motor Seat Pin (24).
5.
Remove the Motor Locating Screw Assembly (19),
Locating Screw Seal (20), and the Locating Screw
Cap (21).
Disassembly of the Motor Assembly
1.
Remove the Cylinder Dowel (30).
2.
Carefully press the Front End Plate (31) from the
Rotor (28).
3.
Remove the Cylinder (27). Remove the Vanes (29).
4.
Press the Rear End Plate (26) from the Rotor.
5.
Remove the Bevel Pinion Rear Bearing (39) and the
Front Rotor Bearing (32) from the Front End Plate.
6.
Remove the Rear Rotor Bearing (25) from the Rear
End Plate.
Disassembly of the Throttle Mechanism
1.
Clamp the Motor Housing Assembly (1) in
leather–covered or copper–covered vise jaws, Exhaust
Deflector Assembly (16) end up.
2.
Drive out the two Exhaust Deflector Retaining Pins
(15) to release the Exhaust Deflector Assembly (16).
3.
Remove the Exhaust Silencer (18) and the Exhaust
Deflector Screen (17) from the Exhaust Deflector.
4.
Unscrew the Exhaust Deflector Adapter (13).
5.
Work the Air Strainer Screen (11) from the Throttle
Valve Bushing Assembly (6). Remove the Throttle
Valve Spring Seat (10), the Throttle Valve Spring (9),
and the Valve Ball (8). Unscrew the Throttle Valve
Bushing Assembly (6).
6.
Remove the Throttle Valve Plunger (12).
7.
The Trigger Spring (3), Latch Pin (12B), Latch Spring
(12C), and Latch (12) will fall free of the Trigger
when it is removed from the Motor Housing. If
required, remove the Trigger (2) by driving out the
Trigger Pin (4).
Disassembly of the Piston Housing
1.
Loosen the Adjusting Screw Lock Screw (48).
2.
Unscrew the four Housing Cover Cap Screws (61) and
remove the Piston Housing Cover (58).
3.
Remove the Piston Assembly (49). If required,
remove the Washers (54), Grease Seals (53), and the
Spring Washer (55).
4.
Remove the Bevel Gear Assembly (43), Bevel Gear
Bearing (46), and the Adjusting Screw Assembly (47).
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