Enerco MR. HEATER MHVFB10LPI Installation Instructions And Owner'S Manual Download Page 11

Installation instructions and Owner’s Manual

11

Make sure grille guard is in place before running heater.

If screen or grille guard is removed for servicing it must

be replaced prior to operating the heater.

WARNING:

 Failure to keep the primary air

opening(s) of the burner(s) clean may result in

sooting and property damage.

CLEANING ODS/PILOT AND BURNER

Use as vacuum cleaner, pressurized air or small

soft bristled brush to clean.

CLEANING BURNER PILOT AIR HOLE INLET

We recommend that you clean the unit ever 2,500 hours

of operation or every three months.  We also recommend

that you keep the burner tube and pilot assembly clean

and free of dust and dirt.  To clean these parts we

recommend using compressed air no greater than 30

psig.
This can be done by using a vacuum cleaner in the blow

position, using compressed air in a can, please follow

the directions on the can.  If you don’t follow directions

on the can you could damage the burner or pilot assem-

bly.  In addition, the directions that follow 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 holes in the

burner.

A yellow tip on the pilot flame indicates dust and dirt in

the pilot assembly. To clean the pilot assembly find the

small pilot air inlet hole about two inches from where the

pilot flame comes out of the pilot assembly (see Pilot Air

Inlet Hole in figure 25).  With the unit off, lightly blow air

through the air inlet hole.  You may blow through a

drinking straw if compressed air is not available.

Figure 25

CLEANING HEATER CABINET

Air passageways

Use a vacuum cleaner or pressurized air to clean
Exterior

Use a soft cloth dampened with a mild soap and

water mixture.  Wipe the cabinet to remove dust.

SPECIFICATIONS

MHVFB10LP

BTU (Available)

10,000

Type of Gas

LP-Gas Only

Ignition

Piezo

Pressure Regulator Setting

10 Inches of

Water 

Inlet Gas Pressure (Maximum) 14 Inches of

Water

Inlet Gas Pressure (Minimum)

11 Inches of

Water

Burners / Orifice nozzles

1

Thermostatic Control

No

Clearances: inches (mm)
Top

36 (915)

Sides

6 (152)

Floor (min. to top of carpet)

2 (51)

Fabric / flammable objects

36 (915)

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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