GILES OVH-10, Operation & Service Manual

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Model: PO-VH & OVH-10 Troubleshooting
6.Troubleshooting
This section describes troubleshooting procedures for the PO-VH and OVH-10. Refer to the wiring dia-
grams in Section 8 for more detailed analysis.
6-1. Troubleshooting Procedures
Problem Probable Cause Repair Procedure
Hood will not turn on
a. (ILS only) “HOLD START”
button not held for 5 seconds
a. Hold down “HOLD START”
b. Power switch bad b. Replace power switch.
c. Improper supply Voltage
c. Connect to proper voltage
source.
d. Hood cover not closed d. Close hood cover.
e. Not connected to power
source
e. Connect to proper power
source.
f. Bad fuse or circuit breaker f. Check the fuse or breaker.
Filter Missing Light on
• Initial Start-up Only
a. Baffle filter is not installed a. Install Baffle filter.
b. Charcoal filter is not installed b. Install charcoal filter.
Check or Wash Light on
a. EAC shorted a. Replace or repair EAC.
b. EAC dirty b. Clean EAC.
c. High voltage power supply
faulty.
c. Replace high voltage power
supply
d. High voltage wires shorted. d. Correct shorted condition.
e. Bad contact plate e. Replace contact plate.
•
Electrical troubleshooting procedures should be done ONLY by qualified service personnel. Death or
serious injury will result from contact with energized electrical components.
• Failure to comply with these DANGER notices will result in death or serious injury, equipment/property
damage, and void the warranty.
!
DANGER