Refrigerator Storage; Refrigerator Maintenance; Gas Flame Appearance; Remove And Clean The Burner Orifice - Norcold 3163X Installation And Owner's Manual

Refrigerator Storage

Before the refrigerator is stored for an extended (seasonal)
period of time:
- Defrost and clean the interior of the refrigerator.
- Close the doors with the storage latch.
If the refrigerator is stored for an extended period of time, before
start up:
- Make sure there are no obstructions in the vents, the
ventilation air pathway, the burner, the orifice, or the flue
area.

Refrigerator Maintenance

Gas flame appearance:

While in GAS operation, regularly examine the gas flame:
- Turn the gas control to the HIGH COOL position.
!
CAUTION:
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 [175] 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:

NOTE: 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).
- Push the "STOP" button.
- Close the manual shut off valve of the refrigerator.
- Remove the refrigerator from the enclosure.
!
CAUTION:
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.
!
WARNING:
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.
- Remove the orifice assembly from the burner [78]
!
WARNING:
When cleaning, do not try to remove the
orifice [79] from the orifice adapter [80]. Removal will
damage the orifice and seal of the orifice and can cause
a propane gas leak. Leaking propane gas can ignite
or explode and result in dangerous personal injury or
death. Do not try to clean the orifice with a pin or other
objects as this also can damage the orifice.
- Clean the orifice assembly with air pressure and alcohol only.
- Using a wrench, assemble the orifice assembly to the burner.
- Assemble the flare nut to the orifice assembly.
- Tighten the flare nut by hand.
- Hold the orifice assembly securely and, using a wrench,
tighten the flare nut 1/4 revolution only.
- Examine the burner box gasket.
- Replace if necessary.
- Attach the burner box to the refrigerator.
- Examine the refrigerator fittings for leaks.
- Install the refrigerator.
- Examine the propane gas supply lines for leaks at the
manual shut off valve.
Installation and Owner's Guide 7