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70
40
2
30
20
60
10
Fig. 10
Service
Separating the 20 Liter (5 Gallon) Pump Module
from the Air Motor
Fig. 10. To separate the pump from the air motor:
1. Remove the remaining sheet-metal shrouds from
the pump.
2. Remove the coupling nut (40), which attaches the
pump to the air motor. Be careful not to lose the
collar couplings (30).
3. Remove the nuts (10) from the stand-off rods (20).
You can now separate the pump from the air
motor.
4. Access the bare pump by:
a. Unscrewing the bolts that hold the front shroud
90
50
b. Removing the pump's insulation.
c. Disconnecting the electrical wires from the
1
d. Unscrewing the screws that hold the heater
100
e. Removing the heater bands from the pump.
f.
g. Removing the sensor.
5. Remove the pump and service it as needed. See
308570 for more information about the pump.
Replacing the Pump Module in the 20 Liter
80
(5 Gallon) Supply Unit
1. Put the pump module back together.
2. Replace the pump module into the follower.
3. Re-install the pump module into the supply unit by
following the procedure for Installing a 20 Liter
(5 Gallon) Pump Module.
4. Reverse the procedure for Removing the Pump
Module from a 20 liter (5 gallon) Supply Unit, to
reinstall the pump. Be sure to re-apply RTV seal-
ant to the seams of the shrouds before replacing
them on the pump.
in place, then removing the front shroud.
heater bands.
bands in place.
Removing the clamp that holds the sensor on
the pump.
310530
19
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