Campo Equipment Blaze EB400G User manual

EB400G Field Assist Troubleshooting Guide
Burner control is locked-out on reset Burner control is NOT locked-out on reset
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Welcome to the Campo “Field Assist Troubleshooting Guides”.
These guides were developed to assist the working technicians in the field. We’ve supplied issues
and solutions to the most common problems encountered in the field. If you need assistance while
troubleshooting on the job, they are easy to store in your smart phone, tablet or computer.
Getting Started is easy! Just click on ‘Page #’
for the problem you are encountering
➢Contact Us…Page 30
➢Tech Tips and Bulletins for you…Page 31 +
➢Quick set-up and Installation Guides and Tools of the Trade for you…Page 33 +
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•Before resetting the burner control, ensure you have between 7-14” WC
pressure supplied to the gas valve.
•Ensure the ‘switchover valve’ is in the proper position for LP OR NG
Burner is locked out on reset
•You reset the control and it goes through the 60 second purge, but doesn’t
ignite…… Page 3
•You Reset the Burner Control. The Burner motor Does Not Start and the
Burner Control Locks-out on Reset…Page 10
•You Reset the Burner Control, but the reset light is solid red during the pre-
purge, and the control locks out on reset… Page 13
•You Reset the Burner Control and after the pre-purge, the burner fires up,
but the flame goes out after 5 to 10 seconds... PAGE 14
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You reset the control and it goes through the 60 second
purge, but doesn’t ignite…
Outlet port
•Install your manometer in the outlet port of the gas valve.
•Reset the burner control.
•After the 60 second purge, check to see if gas pressure is
coming through the valve.
•Keep a close eye on the manometer, as the pressure will only
register for 1 or 2 seconds after the 60 second pre-purge.
NOTE: If gas pressure is present… Page 4
If gas pressure is NOT present… Page 6
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If gas pressure is present…
➢Test the components... Page 5
✓Defective igniter
✓Defective ignition cable
✓Broken electrode
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Testing the Igniter
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1. Inspect the ignition electrode for cracks.
2. Inspect the ignition cable for cracks.
3. Inspect the electrode gap, ensuring the gap is 1/8”.
•With the gun still outside the burner casing, re-connect the
ignition cable to the igniter.
•Ensure the gas gun is WELL GROUNDED to the burner
housing when testing for spark.
•Reset the burner control and check for spark after the pre-
purge.
•Keep a close eye on the electrode as the spark will only
appear for 1 second AFTER the 60 second pre-purge.
Ignition Cable Electrode (Gap 1/8”)
✓No spark indicates a defective igniter
SHUT OFF the gas supply to the burner before testing!
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If gas pressure is NOT present…
✓ON/OFF switch is in the OFF position
✓Defective 24v Transformer
✓Defective Burner Control
✓Defective gas valve
➢Test the components…Page 7
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Checking the ON/OFF switch
➢Continue to… Page 8
7
•Ensure the ‘switchover valve’
is in the proper position for LP
OR NG
•Ensure the gas valve switch is
in the ON position.
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Checking the 24 volt transformer
Check black and red stripe wires on 6 prong plug
For 24 volts
✓If 24 volts is NOT present, the transformer is
defective.
•If 24 volts is present… Page 9
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Checking the burner control and gas valve
Reset the Burner Control. After the 60 second purge,
check for 24 volts on the white and violet wires on the 6
prong plug.
✓If 24 volts is present, after the 60 second purge, the gas
valve is defective.
✓If 24 volts is NOT present after the 60 second purge,
the burner control is defective.
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You reset the burner control. The burner motor does not
start and the burner control locks out on reset.
✔Defective burner motor.
✔Defective Burner Control
✔Defective Motor Relay
➢Test the components…Page 11
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Light Flashing reset control
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