GILES FSH-4 Hood, Operation & Service Manual

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Model: FSH-4 Hood Troubleshooting
6. Troubleshooting
This section describes basic troubleshooting procedures for FSH Recirculating Hoods . Generally, troubleshooting
and/or repairs should only be performed by trained and qualified service technicians. Troubleshooting by Users
should be limited to issues that are operational or procedural in nature.
•
T
roubleshooting for electrical problems should be performed ONLY by trained service technicians or electricians.
Serious injury, even death, will result from contact with energized electrical circuits.
6.01 Procedures
Problem Probable Cause Corrective Action
Hood will not turn ON
a. A filter access door is open Close & latch both doors.
b. Improper start-up method
Press & momenterily hold [START]
portion (top) of power switch.
c. Power switch is faulty Replace switch.
c. Improper supply voltage Connect to proper electrical supply.
e. Not properly connected to
power source.
Confirm connections & correct.
f. Blown fuse or tripped circuit
breaker.
Check main electrical panel.
[CHARCOAL OR BAFFLE FILTER
MISSING] light ON at start-up
a. Baffle or charcoal filters not
installed or not properly seated
Install filter and/or check filter
positioning inside hood.
EAC [WASH] light ON & intermittent
(beeping) alarm sounding
a. Excessive film build-up on fins Clean the EAC cell,
Section 4.04.2
b. EAC cell is not installed Install EAC cell
c. Poor connection at contact plate
inside hood.
Check cell position, clean contacts.
d. Faulty EAC contact plate
Have plate inspected, replace if
needed.
e. Missing ionizer wires Replace wires, (9) required.
EAC [CHECK] light ON; no alarm
sounding
a. EAC shorted to ground (damaged) Replace or repair the EAC cell.
b. High voltage wires shorted to
ground.
Correct shorted condition.
c. Collector fins shorted out due to
excessive moisture.
Eliminiate condensation causes - cold
air being drawn into hood, etc.