25
Troubleshooting
For 120V systems
• Measure the tension between line 1 and neutral� You should measure 120 V�
Incorrect readings indicate an electrical cable problem. Call an electrician!
G
L2
N
L1
L2
N
L1
G
L2
N
L1
G
in.yj in.ye and in.ytin.ye-V3 in.xe
G
L2
N
L1
If readings are correct:
• Verify that the keypad is linked correctly to the control system�
in.yj
in.ye and in.yt
in.ye-V3
in.xe
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�
Transformer fuse
in.ye and in.yt in.xe
in.xe-v2
Transformer fuse
Transformer fuse
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