MrHeater MHVFBF10NGT Operating Instructions And Owner'S Manual Download Page 6

6

Mr. Heater | Unvented Natual Gas Fired Room Heater

Operating Instructions and Owner’s Manual

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

CAUTION: 

If you install the heater 

in a home garage:
•  Heater p

il

ot and burner must be 

at least 18 inches above floor . 

•  Locate

 hea

ter where moving 

vehicle will not hit it. 

CAUTION: 

This heater creates 

warm air currents. These currents 
move heat to wall surfaces next to 
heater. Installing heater next to vinyl 
or cloth wall covering or operating 
heater where impurities (such as 
tobacco smoke, aromatic candles, 
cleaning fluids, oil or kerosene lamps, 
etc.) are present in the air may discolor 
walls. 

Locating Heater

This heater is designed to be mounted 
on the wall. The heater can also be 
located on a non-combustible floor, 
away from a wall by using the floor 
mounting stands included with the 
heater. If installed on combustible 
flooring such as carpeting, tile or other 
combustible material other than wood 
flooring, the heater must be placed on 
a metal or wood panel extending the 
full width and depth of the appliance.
For convenience and efficiency, install 
the heater:
•  Where there is easy access for 

operation, inspection, and service.

•  In the coldest part of the room.

Fastening Heater to Wall

Mounting Bracket

The mounting bracket in located on 
the back panel of heater. See Figure 5. 
It has been taped there for shipping. 
Remove mounting bracket from back 
panel.

Removing Front Panel of Heater

1.  Remove (4) screws total there are (2) 

screws on either side of the heater. 
See Figure 6.

2.  Pull the front panel and back panel 

apart.

Attaching Mounting Bracket to Wall

Use holes on each end of mounting 
bracket to attach bracket to wall. 
These holes are 16 inches apart. Attach 
mounting bracket to wall in one of two 
following ways.
1.  Attach to wall studs
2.  Attach to wall anchor
Decide which way best suits your 
needs. Either method will provide a 
secure hold for the mounting bracket.

Attaching to Wall Stud

This way is the best providing the 
strongest mounting in wood frame 
houses.
For attaching mounting bracket to wall 
studs:
1.  Drill holes at marked locations using 

9/64” drill bit.

2.  Place mounting bracket onto wall. 

Line up holes on each end of bracket 
with hole drilled in wall.

3.  Insert mounting screws through 

bracket and into wall studs.

4.  Tighten screws until mounting bracket 

is firmly fastened to wall studs.

Attaching to Wall Anchor

This way allows you to attach 
mounting bracket to hollow walls (wall 
areas between studs) or to solid walls 
(concrete or masonry).
1.  Tape mounting bracket to wall where 

heater will be located. Make sure 
mounting bracket is level. For wall 
stud mounting locate one end of the 
mounting bracket over a wall stud.

2.  Mark screw locations on wall.  

See figure 7.

3.  Remove tape and mount bracket to 

wall.

Note:

 Wall anchors, mounting screws, 

and spacer are in hardware package. 
The hardware package is provided with 
heater.

4.  Drill holes at marked locations using 

5/16” drill bit. For solid walls (concrete 
or masonry), drill at least 1” deep.

Figure 4

Figure 5

Figure 6

Right 
Side

Left 
Side

Floor

10” (25.4 cm)
from sides

3” (7.62 cm) min. to top surface of carpet, 
tile, or other combustible material

36” (91.4 cm)
min. from ceiling

(2) 
Screws

(2) 
Screws

Mounting 
Bracket

WARNING: 

Never install the heater:

•  In a recreational  vehicle .
•  Where curtains, furniture, clothing, 

or other flammable objects are less 
than 36 inches from the front, top, 
or sides of the heater. 

•  As a fireplace insert 
•  In high-traffic areas 
•  In windy or drafty areas

WARNING: 

Heater must be 

mounted to maintain the minimum 
clearances shown in Figure 4. If possible, 
provide greater clearances from the 
floor, ceiling, and joining walls. 

INST

ALLATION

Summary of Contents for MHVFBF10NGT

Page 1: ...e or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch...

Page 2: ...rating the heater Installation and repair should be done by a qualified service person The appliance should be inspected before use and at least annually by a professional service person More frequent...

Page 3: ...been underwater Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been underwater 9 Operating heat...

Page 4: ...lings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm 6 x 10 11 kg per pa sec m2 or less with openings gasketed or sealed and 2 Weather stripping has...

Page 5: ...onfined space You will need no additional fresh air ventilation Ventilation Air Ventilation from Inside Building This fresh air would come from an adjoining unconfined space When ventilation to an adj...

Page 6: ...s are 16 inches apart Attach mounting bracket to wall in one of two following ways 1 Attach to wall studs 2 Attach to wall anchor Decide which way best suits your needs Either method will provide a se...

Page 7: ...rk screws locations on wall 3 Remove heater from mounting bracket 4 If installing bottom mounting screw into hollow or solid wall install wall anchors Follow steps 1 through 4 under Attaching to Wall...

Page 8: ...pliance must be isolated from the gas supply piping system by closing its equipment shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than ps...

Page 9: ...ctly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Shut...

Page 10: ...ilot Position CAUTION Do not try to adjust heating level by using equipment shutoff valve To Turn Off Gas To Appliance SHUTTING OFF HEATER 1 Turn off equipment shutoff valve 2 Turn control knob clockw...

Page 11: ...s vacuum cleaner pressurized air or small soft bristled brush to clean CLEANING BURNER PILOT AIR HOLE INLET We recommend that you clean the unit every 2 500 hours of operation or every three months We...

Page 12: ...l the fire department SYMPTOM SYMPTOM When ignitor button is pressed in there is a spark at the ODS pilot but no ignition When igniter button is pressed in there is no spark at pilot CAUSE CAUSE REMED...

Page 13: ...as regulator 7 Thermocouple connection loose at control valve 7 Hand tighten thermocouple nut until snug and then tighten 1 4 turn more 8 Pilot flame not touching thermocouple which allows thermocoupl...

Page 14: ...lly clogged 3 Clean ODS pilot see Cleaning and Maintenance page 11 1 Gas leak See WARNING statement at top of page 12 1 Locate and correct all leaks see Checking Gas Connections page 9 2 Control valve...

Page 15: ...o Fresh Air for Combustion and Ventilation on pages 3 5 REMEDY SYMPTOM Heater produces a clicking ticking noise just after burner is lit or shut off CAUSE 1 Metal expanding while heating or contractin...

Page 16: ...01 Orifice 1 9 80084 Regulator 1 10 80055 Regulator Mounting Bracket 1 11 80058 Floor Mounting Feet Beige 1 Item Part No Description 80214 Floor Mounting Feet White 1 12 NA Regulator Connection 1 13 8...

Page 17: ...84 Regulator 1 7 80055 Regulator Mounting Bracket 1 8 80058 Floor Mounting Feet Beige 1 80214 Floor Mounting Feet White 1 Item Part No Description 9 NA Regulator Connection 1 10 80036 Wall Mounting Br...

Page 18: ...Natual Gas Fired Room Heater Operating Instructions and Owner s Manual NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDE...

Page 19: ...ons and Owner s Manual Mr Heater Unvented Natural Gas Fired Room Heater NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDE...

Page 20: ...AM 5 00 PM EST Monday through Friday Please include the model number date of purchase and description of problem in all communication LIMITED WARRANTY Mr Heater Inc warrants its heaters and accessorie...

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