Справочник Пользователя для Majestic Appliances UVS36RN

5

Top of unit to ceiling ................................. 36" (914 mm)
Front of unit to combustibles ....................36' (914 mm)
Appliance
 

Top  ......................................................... 0" (0 mm)

 

Bottom ..................................................... 0" (0 mm)

 

Sides ....................................................... 0" (0 mm)

 

Back ........................................................ 0" (0 mm)

 

Perpendicular Sidewall ....................... 6" (152 mm)

Adequate combustion and ventilation air must be pro-
vided. The flow of combustion and ventilation air MUST 
NOT be obstructed.

Provide adequate clearances around the air opening 
into the combustion chamber; and adequate accessibili-
ty clearance for servicing and proper operation. NEVER 
obstruct the front opening of the heater or cover the top 
and bottom louvres (grilles).
These heaters are equipped with a pilot system fea-
turing an Oxygen Depletion Sensor (O.D.S.) shut-off 
device. The O.D.S. pilot will shut down the heater when 
there is not enough fresh air available.
Report any parts damaged in shipment to your dealer.

The UVS vent-free heaters uses a frame window with 
screen mesh that does not use any catalytic filters.
This model is available as Natural or Propane gas, 
equipped with a standing pilot.
Design-certified to ANSI Z21.11.2a-2003 Unvented 
Room Heaters.
The UVS33 model is shipped at 20,000 BTU/hr. It 
includes orifices for operation at 15,000 and 10,000 
BTU/hr. When operating at 10,000 BTU/hr, the unit is 
approved for bedroom use. Based on the National Fuel 
Gas Code and local codes, please match the correct 
orfice size and BTU's to corresponding room size. This 
conversion must not be completed in the field. Once 
final rate is established, remaining orifices are to be 
discarded, not left behind with the fireplace.

1.  Locate burner with tiles, pilot shield and orifice.
2.  Unscrew two hex nuts connecting pilot shield to 

burner with tiles. Move pilot shield to right. (Fig. 2) 

3.  Remove sheet metal screws at left and right side of 

burner with tiles and remove burner.

4.  Use 7/16" wrench to remove orifice. (Fig. 3) Install 

desired orifice in place of orifice just removed. See 
Table 3 . Use approved pipe compound for pipe 
threads. 

5.  Remove air shutter, if necessary (Refer to Table 1), 

from burner pan by removing shutter retaining screw 
then air shutter. (Fig. 4)

6.  Install correct air shutter on burner pan. Replace 

shutter retaining screw. Adjust the air shutter to the 
appropriate settings as listed in Table 1.

7. Reinstall burner with tiles and pilot shield. Check for 

leaks with soapy water solution.

CO103

Gas Conversion

Air shutter

2/15/99   djt

Burner Pan

Air Shutter 

Retaining 

Screw

Air Shutter  

Adjustment

Air Shutter

CO103

Fig. 4   Use appropriate air shutter and adjust according to 

Table 1.

CO101a

UVS33

Gas Conversion

Manifold

1/19/00  djt

Burner with 

Tiles

Pilot

Log Supports

Orifice

CO101a

Fig. 2 Manifold assembly and orifice location.

Hex Nut

Air 

Shutter

Pilot Shield

Sheet 

Metal Screw

Sheet Metal Screw

Hex 

Nut

CO102

UVS33

Orifice

Gas Conversion

1/19/00   djt

Orifice

Fig. 3  Replace orifice.

CO102