Door Disarm Switch Failure

Test 437 - 440:

SYMPTOM
DOOR DISARM SWITCH FAILURE

WHEN MONITORED
Continuously

SET CONDITION
If the door disarm switch is active for more than 30 seconds.

POSSIBLE CAUSES
- Door disarm sense circuit - short/ground
- Left door disarm switch defective
- Right door disarm switch defective
- Defective Central Timer Module - door disarm switch