Replacing a ct87j with a rth221
How do I do the wiring??
Ct87j IT HAS THE FOLLOWING:
R YELLOW
W YELLOW (SAME FROM RED)
G GREEN
O WHITE
Rth221 IT HAS THE FOLLOWING:
Y
G
Rh
Rc
W
HOW DO I DO IT?
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Replacing a ct87j with a rth221
How do I do the wiring??
Ct87j IT HAS THE FOLLOWING:
R YELLOW
W YELLOW (SAME FROM RED)
G GREEN
O WHITE
Rth221 IT HAS THE FOLLOWING:
Y
G
Rh
Rc
W
HOW DO I DO IT?
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