TROUBLESHOOTING
Ve ct or F ® Se ries ▪ S ervice Man ual ▪ MN -4 6 895 ▪ R ev 1 ▪ 7/ 20
93
Measure AC voltage across
the normally open terminal
at the RL 1 relay and TB 16.
Does the voltage
correspond to the voltage
printed on the serial
number tag?
No
Replace the RL 1 relay.
Yes
Measure AC voltage across
TB 16 and TB 26. Does the
voltage correspond to the
voltage printed on the serial
number tag?
No
Repair or replace the
wires from the RL 1 relay
to TB 26.
Yes
Measure AC voltage across
TB 16 and TB 26. Does the
voltage correspond to the
voltage printed on the serial
number tag?
No
Repair or replace the
wires from RL 1 relay to
TB 26.
Yes
Measure AC voltage across
the terminals at the cooling
fan(s). Does the voltage
correspond to the voltage
printed on the serial
number tag?
No
Repair or replace the
wires from TB 16 or TB 26
to the cooling fan(s).
Yes
Replace the cooling fan(s).