Displacement Pump
Displacement Pump
See manual 311845 for pump repair instructions.
Removal
1. Flush pump.
2. Relieve pressure, page 7.
3. F
. 7. Remove suction tube (34) and hose (26).
IG
26
34
F
. 7
IG
4. F
. 8. Push retaining spring (194) up. Push out pin
IG
(249).
249
F
. 8
IG
5. F
. 9. Loosen jam nut. Unscrew pump.
IG
F
. 9
IG
18
Installation
If the pump jam nut loosens during operation, the
threads of the hydraulic motor manifold will be dam-
aged. Tighten jam nut as specified.
1. F
Screw pump completely into manifold. Unscrew
pump from manifold until pump outlet aligns with
hose. Hand tighten jam nut, then tap 1/8 to 1/4 turn
with hammer or torque to 200 ft-lb (270 N•m).
F
. 10
IG
ti13904a
2. F
rod pin hole is aligned with hydraulic rod hole. F
F
(194) into groove.
194
ti13905a
F
. 11
IG
3. F
ti13906a
F
. 12
IG
CAUTION
. 10. Screw jam nut to bottom of pump threads.
IG
. 11. Slowly pull engine starter rope until pump
IG
. 8 Push pin (249) into hole. Push retaining spring
IG
. 12. Fill packing nut with Graco TSL.
IG
ti13907a
. 8.
IG
ti13908a
ti13809a
313776D