Thetford 3163 Series - Manuel (Page 10)

Owner’s Manual 10
Refrigerator Maintenance
Gas flame appearance:
While in GAS operation, regularly examine the gas flame:
- Turn the gas control to the HIGH COOL position.
The burner box cover can be hot. Wear gloves to avoid burns.
- Look at the gas flame through the observation glass on the left side of the burner box.
- The flame [75] should be (See Art00955):
- 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.
Remove and clean the burner orifice:
Your dealer or a Norcold authorized service center must do this procedure.
To remove and clean the burner orifice (See Art00956):
- Close the valve at the propane gas tank(s).
- Turn the selector switch to OFF ( ).
- Close the manual shut off valve of the refrigerator.
- Remove the refrigerator from the enclosure.
The burner box cover can be hot. Wear gloves to avoid
burns.
- Remove the burner box cover by removing one screw.
- Remove the heat shield by removing the two screws.
- Remove the burner box from the cooling unit.
- Remove the flare nut from the orifice assembly.
To avoid possible propane gas leaks, always use two wrenches to loosen and tighten the gas
supply line at the refrigerator’s manual shut off valve.
75
76
Art00955
167
Art 00956
77 78 79 80
CAUTION
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CAUTION
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NOTICE
WARNING
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