T
T
97
96
15
15
Turn the system off and verify that all screws on the terminal block are tight.
Pull on the cables to ensure that they are solidly fixed. Turn the device back on.
NOTHING SEEMS TO BE WORKING (NORTH AMERICAN MODELS)
For 240 V systems
∙ On the terminal block, measure the tension between line 1 and line 2.
You should measure 240V.
∙ Measure the tension between line 1 and neutral. You should measure 120V.
∙ Measure the tension between line 2 and neutral. You should measure 120V.
For 120V systems
∙ Measure the tension between line 1 and neutral.
You should measure 120 V.
L2
N
L1
G
L2
N
L1
G
L2
N
L1
G
L2
N
L1
G
in.yj
in.yj
in.ye & in.yt
in.ye & in.yt
in.xe
in.xe
Incorrect readings indicate an electrical cable problem. Call an electrician!
G
G
L2
L2
N
N
L1
L1
If readings are correct and keypad is linked correctly:
∙ Verify the transformer fuse. (Available only on in.ye, in.yt and
in.xe control systems.)
∙ Replace the transformer fuse,if necessary.
∙ If problem persists, replace the control system.
If readings are correct:
∙ Verify that the keypad is linked correctly to the control system.
in.yj
in.ye and in.yt
in.xe
in.ye and in.yt
in.xe
in.xe-v2
Transformer fuse
Transformer fuse
Transformer fuse