Procom ML150HPA, ML150TPA Continued, Troubleshooting, Observed Problem, Possible Cause, Remedy

Models: ML150TPA ML250HPA ML150HPA

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Continued

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner(s)does not light after ODS/pilot is lit.

1.

Burner orifice is clogged.

1.

Clean burner orifice (see Cleaning

 

 

 

and Maintenance, Page 13) or

 

 

 

replace burner orifice.

2.

Burner orifice diameter is too small.

2.

Replace burner orifice.

3.

Inlet gas pressure is too low.

3.

Contact local Propane/LPgas company.

Delayed ignition of burner(s).

1.Manifold pressure is too low.

2.Burner orifice is clogged.

1.Contact local Propane/LP gascompany.

2.Clean burner (see Cleaning and Maintenance, Page 13) or replace burner orifice.

Burner backfiring during combustion.

1.

Burner orifice is clogged or

1.

Clean burner orifice (see Cleaning

 

 

 

damaged.

 

and Maintenance, Page 13) or

 

 

 

 

 

replace burner orifice(s).

 

 

2.

Burner is damaged.

2.

Contact Dealer or PRO-COM.

 

 

3.

Gas regulator is defective.

3.

Replace

gas regulator.

Burner Plaque(s) does not glow.

1.

Plaque damaged.

1.

Replace burner.

 

 

2.

Control knob set between locked

2.

Turn control knob until it locks at

 

 

 

positions.

 

desired setting.

 

 

3.

Inlet gas pressure is too low.

3.

Contact

local propane/LP gas

 

 

 

 

 

company.

Slight

smoke or odor during

1.

Residues from manufacturing

1.

Problem

will stop after a few hours

initial

operation.

 

processes.

 

of operation.

Heater produces a clicking/ticking noise just after burner is lit or shut off.

White powder residue forming within burner box or on adjacent walls or furniture.

1. Metal expanding while heating or 1. This is common with most heaters.

contracting while cooling.If noise is excessive, contact qualified ser vice person.

1. When

heated,

vapors

from

1. Turn heater off when using

furniture

polish,

wax,

carpet

furniture

polish,

wax, carpet

cleaners,

etc. turn into

white

cleaner,

or similar

products.

powder residue.

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Procom ML150HPA, ML150TPA, ML250HPA installation manual Continued, Troubleshooting, Observed Problem, Possible Cause, Remedy