Transformer Fan - Graco 24T918 Instruction Manual

Repair

Transformer Fan

Replace Fan
1
158
154
157
F . 59
IG
1. Turn main power switch OFF.
2. Disconnect plug from power outlet or turn off circuit
breaker for incoming power.
3. Remove front access panel (10) from electrical
enclosure (1).
4. Remove connector from J7 connector on AWB
board. Remove red (+) and black (-) wires from con-
nector.
J7
Front access panel (10) not shown.
F . 60
IG
76
167
161(x3)
151
1
(+)
red
(-)
black
5. Remove screws (157) and fan grill (154). Pull two
fan wires down into the transformer enclosure.
6. Cut three zip ties on corrugated tube (167) and two
zip ties (161) on fan grill (154).
7. Remove four nuts (158), rear fan grill (170), and fan
(155).
Install Fan
1. Mount new fan (155), rear fan grill (170), and nuts
(158) on grill (154) with the arrow pointing toward
the grill (154).
2. Tie down fan wires onto tie down locations on grill
(154) using cable ties (161).
red (+)
black (-)
161
F . 61
IG
3. Route fan wires with transformer wires into the elec-
trical enclosure (1). Connect red and black fan wires
to J7 connector. Reconnect J7 connector to AWB
board. See F . 60.
IG
4. Reinstall corrugated tube (167) on fan and trans-
former wires. See F
NOTE: To prevent fan errors on ADM, remove excess
slack and ensure cabling and zip ties do not contact fan
blades.
5. Reinstall fan grill (154) and front access panel (10).
. 59.
IG
333347F