Enerco MR. HEATER MHVFB10LPI Installation Instructions And Owner'S Manual Download Page 5

Installation instructions and Owner’s Manual

5

Code NFPA 54/ ANSI Z223.1, Section 5.3, Air for Com-

bustion and Ventilation for required size of ventilation

grills or ducts.

*IMPORTANT:

 Do not provide openings for inlet or

outlet into attic.  If attic has a thermostat-controlled

power vent, heated air entering the attic will activate

the power vent.

IMPORTANT:

 Vent-free heaters add moisture to the

air.  Although this is beneficial, installing heater in

rooms without enough ventilation air may cause

mildew to form from too much moisture. See Fresh

Air for Combustion and Ventilation, pages 3 through

5.

INSTALLATION

NOTICE:

 This heater is intended for the use as supple-

mental heat.  Use this heater along with your primary

heating system.  Do not install this heater as your

primary heat source.  If you have a central heating

system, you may run system’s circulating blower while

using heater.  This will help circulate the heat throughout

the house. In the event of a power outage, you can use

this heater as your primary heat source for the duration

of the outage.

WARNING:

 A qualified service person must install

heater.  Follow all local codes.

CHECK GAS TYPE

Use only 

LP-gas.

 If your gas supply is not 

LP-gas

, do

not install heater.  Call dealer where you bought heater

for proper type heater.

FOR PERMANENT INSTALLATION:

Before installing heater, make sure you have the items

listed below:

Piping (check local codes)

Sealant (resistant to LP_Gas)

Equipment shutoff valve*

Ground joint union

Test gauge connection*

Sediment trap

Tee joint

Pipe wrench

*A CSA/AGA certified equipment shutoff valve with 1/8”

NPT tap is an acceptable alternative to test gauge

connection.  Purchase a CSA/AGA certified equipment

shutoff valve from your dealer. See Accessories, page 17.

This heater may also be installed with the hose and

regulator assembly included with heater.

LOCATING  HEATER

This heater is designed to be mounted on the wall.
For convenience and efficiency, install the heater:

Where there is easy access for operation,

inspection, and service.

In the coldest part of the room.

CAUTION:

 If you install the heater in a home garage:

Heater pilot and burner must be at least 18

inches above floor.

Locate heater where moving vehicle will not hit it.

CAUTION:

 This heater creates warm air currents. These

currents move heat to wall surfaces next to heater.  In-

stalling heater next to vinyl or cloth wall covering or oper-

ating heater where impurities (such as tobacco smoke,

aromatic candles, cleaning fluids, oil or kerosene lamps,

etc.) are present in the air may discolor walls.

WARNING:

 Never install the heater:

In a bathroom.

In a bedroom

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.

Figure 4

FASTENING HEATER TO WALL
Mounting  Bracket

The mounting bracket is located on the back panel of

heater (see figure 5). It has been taped there for shipping.

Remove mounting bracket from back panel.

Left

Side

Right

Side

36” min. from

ceiling

6” Min from

adjoining

walls

2” min. to top surface of carpet,

tile or other combustible material

Floor

Summary of Contents for MR. HEATER MHVFB10LPI

Page 1: ...r service agency or the gas supplier WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provi sions for adequate combustion and ventilation air must...

Page 2: ...or anemia those under the influence of alcohol and those at high altitudes Propane LP Gas Propane LP gas is odorless An odor making agent is added to propane LP gas The odor helps you detect a Propan...

Page 3: ...r The information on pages 3 through 5 will help you classify your space and provide adequate ventilation Unusually Tight Construction If your home meets all of the three following criteria you must p...

Page 4: ...esh air Your options are as follows A Rework worksheet and the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventila tion grills betwe...

Page 5: ...ff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase a CSA AGA certified equipment shutoff valve from your dealer SeeAccessories page 17 This heater may also be ins...

Page 6: ...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...

Page 7: ...ing gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pressure heater regulator damage could occur Install external regulator with the vent pointing down as shown in...

Page 8: ...S FOR USE WITH HOSE CONNECTED TO A REMOTE CYLINDER MAXIMUM SIZE 20 LBS This Heater may be used in a Recreational Enclosure or Temporary Construction Work Enclosure with a Remote Refillable Propane Cyl...

Page 9: ...is on 3 Push in gas control knob and slightly turn clockwise to the OFF position see figure 16 Note Knob cannot be turned from PILOT to OFF unless knob is pushed in slightly Do not force 4 Wait five 5...

Page 10: ...ck pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 17 show a correct pilot flame pattern Figure 22 shows an incorrect pilot flame pattern The incorrect pilot flame patter...

Page 11: ...should also be followed 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner and pilot for dust and dirt 3 Blow air through the port slots and ho...

Page 12: ...d 1 Burner orifice is clogged 2 Burner orifice diameter to small 3 Inlet gas pressure is too low 1 Manifold pressure is too low 2 Burner orifice is clogged When Piezo ignitor knob is turned there is n...

Page 13: ...line have gas line checked by local gas company 3 Observe minimum installation clearances see Figure 4 page 5 4 Clean burner orifice see Cleaning and Maintenance on page 11 or replace burner orifice...

Page 14: ...supply original replacement part s call Enerco Group Inc s 800 on the back of this manual TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting if so contac...

Page 15: ...lector Front 1 8 70324 Valve Piezo Assembly 1 13 70357 Pressure regulator 1 14 70370 Steel Panel 1 15 70327 Steel Panel Mounting Bracket 1 16 70366 ODS Pilot Assembly 1 1 1 19 70396 Heat Shield Top 1...

Page 16: ...lacement parts Failure to use original factory parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the un...

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