15
32-00055—01
The nozzle and combustion tube/block can be inspected
without removing the burner from the chamber wall or
entering the chamber. Perform the following:
a.Shut the burner off and manually close the main gas
shut off cocks.
b.Allow the chamber temperature to cool down to
250°F (121°C).
c.Disconnect the gas piping at a union or the gas inlet
flange
provided on the burner.
d.Remove the four bolts
.
e.Remove the rear cover
from the burner housing
.
f.To re-assemble, follow this sequence in the reverse
order.
Troubleshooting Procedures
Problem
Possible Cause
Solution
Start-up sequence runs but
burner does not light.
No ignition; there is no power to the
ignition transformer.
Restore the power to the ignition
transformer.
No ignition; open circuit between the
ignition transformer and the igniter.
Repair or replace the wiring to the igniter.
No ignition; the igniter needs cleaning.
Clean the igniter.
No ignition; the igniter is not correctly
grounded to the burner.
Clean the threads on the igniter and the
burner.
NOTE:
Do not apply grease to the threads
on the igniter.
No ignition; igniter insulator is broken.
Igniter is grounding out.
Inspect the igniter. Replace if broken.
Not enough gas; the gas pressure going
into the ratio regulator is too low.
Check the start-up settings. Measure the
gas pressures and adjust where
necessary.
Not enough gas; the impulse line to the
ratio regulator is leaking.
Repair any leaks.
Not enough gas; the pilot adjusting valve
or bypass valve is not open far enough.
Adjust bypass or low fire gas.
Not enough gas; start gas solenoid valve
does not open.
Check the solenoid valve coil for proper
operation. Replace it if necessary.
Summary of Contents for Eclipse ImmersoPak IP004
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