Test F: An Individual Demand Lamp Is Inoperative
PINPOINT TEST F: AN INDIVIDUAL DEMAND LAMP IS INOPERATIVEF1-F2:
Normal Operation
The smart junction box (SJB) supplies voltage to the demand lamps on circuit CLN01 (GN/VT). The demand lamps are grounded through circuit GD133 (BK) or circuit GD149 (BK/GY).
Possible Causes
- Circuit CLN01 (GN/VT) open
- Circuit GD133 (BK) open
- Circuit GD149 (BK/GY) open
- Interior lamp