Repair
Repair
Repair
To avoid electric shock, fire and explosion hazard,
and/or injury from moving parts hazard, turn off
equipment power and shut off power at the main
circuit breaker before repairing. Wear appropriate
protective equipment when in work area. Wait five
minutes before servicing.
Make sure no wires are pinched when re-installing
covers. Wires will be damaged and create an
electrical hazard and/or fire and explosion hazard
if pinched.
NOTE:
NOTE:
NOTE: Consult Graco Technical Assistance or your
Graco distributor for genuine replacement fasteners.
M8 x 30 socket-head cap screws of Class 12.9 steel
or better with a minimum yield strength of 1100 MPa
(160,000 psi) are acceptable alternatives.
Replace
Replace
Replace Output
Output
Output Seal
Seal
Seal Cartridge
Cartridge
Cartridge
1.
Stop the pump at the bottom of its stroke. Shut
off and lock out power to the driver.
2.
Follow the
Pressure Relief Procedure, page 8
.
3.
Disconnect the lower from the driver, as
explained in your separate system manual.
4.
Drain the oil from the driver. See
.
5.
Reinstall the oil drain plug. Torque to 18–23 ft-lb
(25–30 N•m).
6.
Unscrew the output cartridge (19) from the driver.
See
.
7.
Install the new output cartridge. Torque to
175–200 ft-lb (240–280 N•m).
8.
Fill with oil. See
.
9.
Reconnect the lower to the driver.
10. Turn on power and resume operation.
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3A5124B
