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Maintenance
Maintenance
Suggested tools
1/8 in. hex key
3/4 in. socket
15/16 in. socket
15/16 in. open-end wrench
1-7/16 in. socket
1-13/16 in. socket
1-15/16 in. socket
2 in. socket
socket extension
O-ring pick
Torque wrench (50 - 250 ft-lb/ 67.8 - 339 N•m)
Torque wrench (70 in-lb/ 7.9 N•m)
Large adjustable wrenches (1-1/4 in. jaw capacity)
Disassemble
1. Close the bleed type master air valve (E, F
stall the pump while it is in the down stroke position
(F
. 3).
IG
F
. 3
IG
2. Relieve pressure following the Pressure Relief
Procedure, page 8.
3. Disconnect the air supply hose from the pump air
motor (1).
4. Disconnect the fluid hose.
5. Remove the pump from the container and place on
a workbench.
10
6. Remove the muffler (27).
NOTE: Removing the muffler (27) allows easier
movement of the internal pump components to expose
the flats.
. 1) to
IG
F
. 4
IG
7. Remove the four screws (31) holding the mounting
flange (7) using 1/8 in. hex key (F
8. Remove the mounting flange (7), exposing the flats
(F
. 5).
IG
31
F
. 5
IG
27
. 5).
IG
7
Flat
3A7519A
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