JETStream TwinForce Series, Руководство по эксплуатации

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86
Operation Manual
Installation
1. Place the crosshead/connecting rod
assemblies into position inside of the
crankcase.
2. Install the crankshaft as outlined in “In -
stallation” on page 89 .
UNx Pump
Removal
1. Drain the water tank.
2. Remove the bypass hose and supply hose
(Figure 171). If the supply hose is con-
nected to the secondary filter, disconnect
it from the filter.
3. Remove the two screws that secure the
hydro-throttle switch housing to the car-
tridge and disconnect the switch.
4. If equipped, the secondary filter switch
must be disconnected. Remove the two
screws that secure the switch cover (Figure
172) and disconnect the wiring. Unscrew
the conduit fitting from the switch housing
and lay the conduit and wiring aside.
5. Remove the belts as outlined in “Replac -
ing the Belts” on page 75 .
6. Use a marker to mark the location of the
pump footings for easier installation.
7. Remove the four pump mounting cap-
screws and nuts.
8. Attach a hoist and lifting apparatus to the
pump as shown in (Figure 173). The weight
of the pump is approximately:
• 3000 Series: 1200 lb. (544 kg)
• 3600/4200 Series: 2200 lb. (998 kg)
9. Lift the pump from the unit and place in a
suitable location for servicing.
10. If shims were under the pump, keep the
shims together and note their proper
location.
Figure 173: Lifting the Pump.
Figure 171: Pump Removal Preparation.
Throttle Switch
Bypass Hose
Supply Hose
Figure 172: 40K Switch Wiring.
Conduit Fitting
Switch Cover