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TROUBLESHOOTING,
Problem
Low output
power or low
V
set
voltage
incorrect
Airflow past cooling fins
insufficient
Fuel filter dirty
Fuel orifice plugged
Fuel orifice size
incorrect
Fuel pressure
adjustment incorrect
Safety SOV valve
malfunctioning
Air filter dirty
Air-shutter adjustment
incorrect
L/C* damaged
L/C* adjustment
incorrect
Power unit damaged
Output power
Fuel pressure
is too high
adjustment incorrect
Output
voltage is too
L/C* damaged
high
L/C* adjustment
incorrect
Gentherm Global Power Technologies
5220
continued
Probable Cause
adjustment
28142 Rev. 14
Possible Solution
Determine required V
present ambient tempera-
ture at site and adjust
Clean the cooling fins of
any debris
Drain the regulator
sediment bowl
Replace the fuel orifice
Replace the orifice
Adjust TEG fuel manifold
pressure
Check the safety SOV
valve
Clean the air filter
Adjust air-shutter
Examine the L/C
Adjust the L/C
Examine the power unit
Adjust the TEG fuel
manifold pressure
Adjust the L/C
Adjust the L/C
Lookup Section
for
Power Output
set
Evaluation and
Adjustment
Maintenance
Maintenance
Maintenance
Maintenance
Adjustment
Troubleshooting
Troubleshooting
Adjustment
Troubleshooting
Adjustment
Troubleshooting
Adjustment
Adjustment
Adjustment
10-2
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