Thetford N84 Series Owner's Manual - Current - Manuel (Page 13)

Owner’s Manual 13
- Remove the burner box cover by removing the screw.
- Look at the gas flame [75] (See Art01605).
- 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.
Remove and clean the burner orifice (See Art00956):
- Close the valve at the propane gas tank(s).
- Push the ON / OFF button to shut down the refrigerator.
CAUTION: The burner box cover can be hot. Wear
gloves to avoid burns.
- Open the lower intake vent.
- Remove the drip cup by removing the screw.
- Remove the burner box cover by removing the screw.
WARNING: To avoid possible propane gas leaks,
always use two wrenches to loosen and tighten the gas
supply line connections.
- Remove the flare nut from the orifice assembly [77] (See
Art00956).
- Remove the orifice assembly from the burner [78].
WARNING: Do not try to remove the orifice [79] from
the orifice adapter [80] when cleaning. Removal will
damage the orifice and seal of the orifice and can cause
a propane gas leak. Leaking propane gas can ignite or
explode which can result in dangerous personal injury
or death. Do not clean the orifice with a pin or other
objects.
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Remove the Refrigerator
Your dealer or Norcold authorized service center must do this
procedure.
CAUTION: The rear of the refrigerator has sharp edges
and corners. To prevent cuts or abrasions when working
on the refrigerator, be careful and wear cut resistant
gloves.
1. Close the valve at the propane gas tank(s).
WARNING: To avoid possible propane gas leaks, always
use two wrenches to loosen and tighten the gas supply
line connections.
2. Remove the black AC power cord and the white ice maker AC
power cord (model N843-IM only) from the receptacle.
3. Remove the DC wiring from the refrigerator:
- Put a mark on the DC wires so you can put them back in the
correct location.
- Remove the DC fuse or remove the DC wiring from the
battery or the converter.
- Remove the DC wires from the refrigerator.
4. Open the lower intake vent and remove the gas supply line
from the bulkhead fitting of the refrigerator.
5. Remove the plastic plugs from the mounting flanges of the
refrigerator.
6. Remove the screws from the mounting flange at the rear of
the refrigerator.
7. Remove the screws from the upper and lower mounting
flanges on the front of the refrigerator.
8. Remove the refrigerator from the opening.
- 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.
- Examine all of the connections for gas leaks.
- Clean the burner box.
- Assemble the burner box cover.
- Assemble the drip cup.
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