R E M O V E / l N S T A L L P C B O A R D A S S E M B L Y ( C O N T)
Locate wires of PC board connected to the transformer assembly and ventilating air motor on
the right-hand side of heater.
Cut cable ties (59) and discard.
Disconnect yellow wire (60) and white wire (61 ) from transformer (62).
Disconnect red wire (63) from ventilating air motor (64). Pull boot (65) away from capacitor
(66) and disconnect white wire (67) from capacitor.
Locate combustion blower (68) on the
left-hand side of heater. Disconnect
yellow wire (69) and white wire (70)
from combustion blower.
Locate PC board on right-hand side of heater. Remove two screws (71) and lock washers (72),
and four screws (73) and lock washers (74). Lift out PC board assembly.
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