Enerco MHVFB10LP installation instructions 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

2. ignitor electrode is broken.

2.

Replace electrode

pilot

3.

Ignitor electrode not connected to

3.

Reconnect ignitor cable

 

 

 

ignitor.

4.

Free ignitor cable if pinched by any metal

 

4.

Ignitor cable pinched or wet.

 

or tubing. Keep ignitor cable dry.

 

5.

Broken ignitor cable.

5.

Replace ignitor cable

 

6. Replace control valve (Piezo is part of

 

6.

Bad Piezo ignitor.

 

 

control valve on 10K units).

 

 

 

ODS/pilot lights but flame

1. Gas supply turned off or equipment

1. Turn on gas supply or open equipment

goes out when control knob is

 

shutoff valve closed.

 

shutoff valve.

released

2. Air in gas line when installed.

2.

Continue holding down control knob.

 

 

 

 

 

Repeat ignition operation until air is

 

 

 

 

removed.

 

3.

ODS/pilot is clogged.

3.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance 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 presed 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

4.

Hand tighten thermocouple nut until snug,

 

 

control valve

 

and then tighten 1/4 turn more.

 

5.

Pilot flame not touching thermocouple,

5. -

 

 

which allows thermocouple to cool,

 

 

 

 

causing pilot flame to go out. This

 

 

 

 

problem could be caused by one or both

 

 

 

 

of the following:

 

a. Contact local gas company

 

 

a. Low gas presure

 

 

 

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

 

 

 

 

burner orifice

 

2.

Burner orifice diameter to small

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

 

 

 

 

 

12Installation instructions and Owner’s Manual

Page 11 Page 13
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Page 11 Page 13
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 Installing Bottom Mounting Screws Connecting to GAS Supply for Permanent InstallationPressure Testing Heater Gas Connections Test pressure in Excess of ½ psig 3.5kPaWhat to do if YOU Smell GAS Lighting InstructionsCleaning and Maintenance To Turn OFF GAS to ApplianceInspecting Burner Pilot Flame PatternSpecifications Cleaning ODS/PILOT and BurnerCleaning Burner Pilot AIR Hole Inlet Cleaning Heater CabinetTroubleshooting Observed Symptom Possible Cause RemedyTroubleshooting CON’T Observed Symptom Possible Cause RemedyParts List Description QTY Warranty Information Enerco GROUP, INC., 4560 W TH ST., CLEVELAND, Ohio

MHVFB10LP specifications

The Enerco MHVFB10LP is a high-performance propane infrared heater that has made its mark in the heating equipment industry, thanks to its innovative design and advanced technology. Built for both indoor and outdoor use, this versatile heater is particularly popular for its reliability and efficiency in providing warmth in various settings, including garages, workshops, and outdoor gatherings.

One of the standout features of the MHVFB10LP is its high-efficiency infrared heating capability. Unlike conventional heaters that rely on air convection, this unit delivers heat directly to objects and people in its vicinity. This direct heating method not only ensures faster warmth but also reduces energy waste, making it an economical choice for users. With a heating capacity of up to 10,000 BTUs, it can effectively warm spaces up to 250 square feet.

The Enerco MHVFB10LP is equipped with a state-of-the-art Piezo ignition system, which allows for easy and reliable start-up without the need for matches or lighters. Its adjustable heat settings provide flexibility, enabling users to customize their heating experience depending on the specific needs of the environment. Additionally, the heater features a durable construction made from high-quality materials, ensuring longevity and resilience in both indoor and outdoor conditions.

Safety is paramount in the design of the MHVFB10LP. The model includes an integrated safety shut-off system that activates in the event of a tip-over or if the flame goes out, providing peace of mind during use. The heater also features a sturdy base, ensuring stability and reducing the risk of accidental tipping.

Another notable characteristic of the Enerco MHVFB10LP is its compact and portable design. Weighing moderately and featuring a convenient handle, it allows users to easily move the heater wherever needed. This mobility makes it an ideal choice for construction sites, event setups, and home use.

In summary, the Enerco MHVFB10LP stands out for its efficient infrared heating technology, user-friendly features, safety components, and portability. Whether used for work or leisure, this heater is an excellent investment for anyone looking to enjoy warmth and comfort in any environment. With a combination of safety, efficiency, and versatility, the MHVFB10LP delivers exceptional performance that meets the heating needs of various users.
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