12
307622
Service
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
on page 8.
Notes:
D
Packing Repair Kit 224402 is available. Use all the
parts in the kit for the best results, even if the old
ones still look good.
D
Clean all parts as you disassemble the pump and
inspect them for wear or damage. Replace parts as
necessary.
Removing the Displacement Pump
(Fig. 4)
1.
Flush the pump is possible.
Relieve the pressure
.
Stop the pump at the bottom of its stroke.
2.
Disconnect all hoses from the displacement pump.
3.
If you remove the pump from its mounting, discon-
nect the hydraulic hoses first, and plug all hydrau-
lic connections and lines to prevent contamination.
4.
Remove the pin (17) from the top of the displace-
ment rod (T).
5.
Unscrew and remove the three locknuts (15).
6.
Unscrew the displacement rod (T) from the motor
connecting rod.
7.
Refer to manual 308117 to service the displace-
ment pump.
8.
Reassemble in the reverse order. Torque the tie
rods and locknuts to 20 to 33 ft-lb (38 to 44 N-m).
Fig. 4
03834
1
1
15
T
17
Torque to 20 to 30 ft-lb (27 to 40 N-m)
1
