69
3. Assembly
(a) Install a new seal ring and a new ring on the front cover of pump.
(b) Install the lining plate on the groove of the front cover, don’t confuse the i
nlet oil
port and the outlet oil port.
(c) Install the driving gear and the driven gear on the front cover.
(d) Install the lining plate on the side of the gear, with groove aiming gear point, don’t
confuse the inlet oil port and the outlet oil port. (Fig.7-24)
(e) Install a new seal ring and a new ring on the groove of the rear cover. (Fig.7-25)
(f) Install the rear cover on the pump body, don’t confuse the inlet oil port and the outlet
oil port.
(g) Tighten up the connecting bolts with a specified torque of 9 to 10 kg.m after all.
Fig.7-24 Lining plate
Fig.7-25 Seal
Notice
:
The maintenance data of oil pump parts may be different because of the
difference of manufacturers.
4. Trial run
After installing the gear pump in the truck, check it reassembled for specified
performance and do the trial run for it. If the pump’s gears are seized or internal parts worn
excessively, you should renew the hydraulic oil and filters or clean them. The trial run
procedures are as follows:
(a) Install the gear pump in the truck. Then install a pressure gauge in pressure
inspection port of the control valve.
(b) Loose the adjustment screw of the relief valve and run the pump at 500 to 1000
rpm for ten minutes. The oil pressure should be lower than 10 kg/cm
2
.
(c) Increase the speed of the pump to 1500 to 2000 rpm for ten minutes.
Summary of Contents for CPDS15
Page 1: ......
Page 6: ...1 External view and technical parameter External view of three wheel electric forklift truck...
Page 24: ...19 Fig 1 1 Drive axle...
Page 41: ...36 Fig 4 2 Principle of electric system...
Page 87: ......