User's Manual

Repair
Replacing a Fan
NOTICE
To avoid damag
ing the circuit boards when
servicing the
control box, wear Part No. 112190
grounding st
rap on your wrist and ground
appropriate
ly.
To avoid electrical component damage, remove all
system power before plugging any connectors.
1. Follow the steps in Before Servicing, page 36.
2. Remove the scr
ews (56) holding the cover (8)
to the front of
the unit.
3. Loosen the scr
ews (124) and remove the
enclosure cov
er (117).
4. Disconnect t
he 2 fan wires from the pump control
module. See E
lectrical Schematics, page 29.
5. Remove the 4 s
crews, nuts, and washers.
6. Install the
new fan and attaching hardware.
7. Connect the
2 fan wires to the pump control
module. See
Electrical Schematics, page 29.
8. Replace th
e covers (8, 117).
Figure 38 Replacing a Fan
50 3A2800B