Table 2-2. Unit Troubleshooting (Continued)
TEST OR INSPECTION
EXTRACTOR FAILS TO START.
Check for tripped drive motor breaker (1). Remove box cover (2) on
side of extractor. Circuit breaker should be on and not tripped.
If breaker is tripped, set to OFF, then back to ON position.
If breaker is not tripped, proceed to next step.
High voltage is present on this equipment. Do not perform maintenance with
power on. Death or serious injury may result.
Check that power is available to motor. With power on, measure
120 V ac bet ween ground (green wire) and each leg terminal (L1, L2,
L3) on the motor starter relay.
If voltage is present, and motor is not operating, replace
motor. Refer to paragraph 2-30.
If no voltage is present, notify your supervisor.