Refrigerator Maintenance Checklist; Refrigerator Maintenance - Norcold Polar 7 Series Owner's Manual

Refrigerator Maintenance Checklist

Read and understand the following maintenance sections of this manual.
Norcold is not responsible for installation, adjustment, alteration, service, or maintenance performed by anyone other
NOTICE
than a qualified RV dealer or a Norcold authorized service center.
Never attempt to run the gas train when it is not installed in the cooling unit because of the risk of electrical
!
WARNING
shock.
Have a qualified RV dealer or a Norcold authorized service center do these annual safety and maintenance checks:
- Examine the gas supply lines for leaks.
- Replace or repair if needed.
- Make sure the propane gas pressure is 11 inches of water column.
- Adjust if needed.
- Make sure the combustion seal is complete and intact.
- Replace or repair it if needed.
- Make sure the burner and the burner orifice are clean.
- Clean if needed.
- Make sure the electrode is clean and that the spark gap is 3/16 inch. (See
Art 02673)
- Adjust if needed.
- Make sure the AC voltage is 108 - 132 volts and the DC voltage is 10.5 - 15.4 volts.
- Make sure the area at the rear of the refrigerator is free of any combustible materials, gasoline, and other flammable vapors and
liquids.

Refrigerator Maintenance

While in GAS operation, examine the appearance of the gas flame:
- Open the lower intake vent.
!
The burner box door can be hot. Wear gloves to avoid burns.
CAUTION
- Open viewing door.
- Look at the gas flame [75] (See Art 02684).
- The flame should be:
- A darker blue color on the inside of the flame and a lighter blue color on the
outside of the flame.
- A constant shape without flickering.
- Contact your dealer or Norcold authorized service center if the flame is:
- yellow
- flickering or changing shape.
- Make sure the flame does not touch the inside of the flue tube [76].
- If the flame touches the inside of the flue tube, contact your dealer or Norcold authorized service center.
- Close the burner box door.
Remove and clean the burner orifice:
Your dealer or Norcold authorized service center must do this procedure.
Owner's Manual 16
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Art 02673
75
76
167
Art 02684