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Page 29
Relay Replacement (cont’d)
Step 3. Remove the (2) screws holding the Setback Control
Junction Box Assembly cover on and retain for later use.
Step 4. Mark the (4) wires that are attached to the relay, so
their proper location is known.
Step 5. Disconnect the (4) wires attached to the relay.
Step 6. Remove the relay from its socket.
Step 7. Install the new relay, p/n 233-47642-00.
Step 8. Re-connect the wires removed in Step 5 to their proper locations.
Step 9. Re-install the Setback Control Junction Box Assembly cover and the (2)
screws removed in Step 3.
Relay Replacement
White Wire
Yellow Wire
Red Wire
B
lue Wire
Setback Control Junction
Box Assembly Cover
Relay
Relay
Socket
S
crew (other not
s
hown)
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