Mr. Heater MHVFB10LP Troubleshooting, Observed SYMPTOM­ Possible CAUSE­ REMEDY­

Page 12

TROUBLESHOOTING

NOTE: All troubleshooting items are listed in order of operation and likely occurrence. WARNING: Only a qualified service person should service and repair heater.­

CAUTION: Never use a wire needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.­

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.­

 

 

 

 

 

OBSERVED SYMPTOM­

 

POSSIBLE CAUSE­

 

REMEDY­

­ When Piezo ignitor knob is

1. Ignitor electrode positioned wrong.

1.

Reposition electrode

turned, there is no spark at pilot

2. Ignitor electrode is broken.

2.

Replace electrode

 

3.

Ignitor electrode not connected to ignitor.

3.

Reconnect ignitor cable

 

4.

Ignitor cable pinched or wet.

4.

Free ignitor cable if pinched by any metal

 

 

 

 

or tubing. Keep ignitor cable dry.

 

5.

Broken ignitor cable.

5.

Replace ignitor cable

 

6.

Bad Piezo ignitor.

6.

Replace control valve (Piezo is part of

 

 

 

 

control valve on 10K units).

 

 

 

 

ODS/pilot lights but flame

1. Gas supply turned off or equipment shut-

1.

Turn on gas supply or open equipment

goes out when control knob is

 

off valve closed.

 

shutoff valve.

released

2. Air in gas line when installed.

2.

Continue holding down control knob. Re-

 

 

 

 

peat ignition operation until air is removed.

 

3.

ODS/pilot is clogged.

3.

Clean ODS/pilot (see Cleaning and Main-

 

 

 

 

tenance page 13).

 

4.

Gas regulator setting is not correct

4.

Replace gas regulator

 

5.

Control knob not in pilot position

5.

Turn Control knob to pilot position

When Piezo ignitor knob is

1. Control knob not fully pressed in.

1.

Press in control knob fully

turned, there is a spark at the

2. Control knob not pressed in long enough

2. After ODS/pilot lights, keep control knob

ODS/pilot but no ignition

 

 

 

pressed in for 30 seconds

 

3.

Equipment shutoff valve not fully open

 

 

3.

Fully open equipment shutoff valve

 

4. Thermocouple connection loose at con-

4.

Hand tighten thermocouple nut until snug,

 

 

trol valve

 

and then tighten 1/4 turn more.

 

5.

Pilot flame not touching thermocouple,

5.

-

 

 

which allows thermocouple to cool, caus-

 

 

 

 

ing pilot flame to go out. This problem

 

 

 

 

could be caused by one or both of the

 

 

 

 

following:

 

 

 

 

a. Low gas pressure

 

a. Contact local gas company

 

 

b. Dirty or partially clogged ODS/pilot

 

b. Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 13).

 

6. Thermocouple damaged

6.

Replace thermocouple

 

7.

Control valve damaged

7.

Replace Control valve.

 

 

 

 

Burner does not light after

1. Burner orifice is clogged

1.

Clean burner orifice (see Cleaning and

ODS/pilot is lit

 

 

 

Maintenance on page 13), or replace

 

2.

Burner orifice diameter to small

 

burner orifice

 

2.

Replace burner orifice

 

3.

Inlet gas pressure is too low

3.

Contact local gas company

Delayed ignition of burner

1. Manifold pressure is too low

1.

Contact local gas company

 

2.

Burner orifice is clogged

2.

Clean burner orifice (see Cleaning and

 

 

 

 

Maintenance on page 13), or replace

 

 

 

 

burner orifice

 

 

 

 

 

Unvented LP-Gas Fired Buddy Wall-Mount Heater 12 Installation Instructions and Owner’s Manual

Image 12
Contents MR. Heater Precautions Carbon Monoxide PoisoningPropane/LP Gas Safety Device Local CodesIgnition System UnpackingVentilation AIR Ventilation from Inside BuildingVentilation from Outdoors Installation Check GAS Type For Permanent InstallationLocating Heater Fastening Heater to WallAttaching to Wall Stud Connecting to GAS Supply for Permanent Installation Placing Heater on Mounting BracketPressure Testing Heater Gas Connections Test pressure in Excess of ½ psig 3.5kPaFor Your Safety Read Before Lighting Lighting InstructionsCleaning and Maintenance To Turn OFF GAS to ApplianceInspecting Burner Pilot Flame PatternSpecifications Cleaning Burner Pilot AIR Hole InletTroubleshooting Observed SYMPTOM­ Possible CAUSE­ REMEDY­Troubleshooting CON’T Observed SYMPTOM­ Possible CAUSE­ REMEDY­Parts List Page Warranty Information Ansi Z21.11.2b-2004

MHVFB10LP specifications

Mr. Heater MHVFB10LP is a powerful and efficient portable propane heater designed for optimal performance in a variety of outdoor and indoor applications. This innovative heating solution is ideal for individuals looking to warm large spaces, such as garages, workshops, and various outdoor events. With its user-friendly design and advanced technology, the MHVFB10LP delivers both comfort and convenience.

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The MHVFB10LP is equipped with an adjustable heat setting, allowing users to customize their heating experience as needed. Whether you need a gentle warmth or a significant boost in temperature, this heater can easily accommodate your requirements. Additionally, the radiant technology utilized in this heater provides warm, even heat across the given space, ensuring a comfortable environment.

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The portability of the MHVFB10LP is another noteworthy characteristic. Weighing in at a manageable size, the unit features a convenient carrying handle, allowing users to easily transport it from one location to another. This makes it ideal for camping trips, tailgating events, and workshops alike.

Furthermore, the MHVFB10LP is designed for easy operation, featuring an integrated piezo igniter that allows for quick starts without the need for matches or lighter fluid. This ensures that users can enjoy warmth almost instantly.

In summary, the Mr. Heater MHVFB10LP is a versatile, efficient, and safe propane heater that meets the heating needs of a wide array of users. From its powerful heating capacity and adjustable settings to its safety features and portability, the MHVFB10LP stands out as an essential tool for comfort in both work and leisure activities. Whether you’re looking to ward off the chill on a cold day or need a reliable heat source for your outdoor adventures, this heater delivers exceptional performance.