Storage/Maintenance; Troubleshooting Guide - Master MH-40-GFA Manual De Usuario E Instrucciones De Funcionamiento

Always disconnect the heater from the LP cylinder
before putting the heater into storage. If for any
reason the heater is to be stored indoors, the tank
MUST be disconnected from the LP cylinder, and
the cylinder stored outdoors in a well-ventilated
area, out of the reach of children, and in accor-
dance with the Standard for Storage and Handling
of Petroleum Gases, ANSI/NFPA 58 - latest edition
and Natural Gas and Propane Installation Code,
CSA B149.1. The plastic valve plug or valve cover
supplied with the cylinder must be re-installed on
the valve to protect the fitting from damage.
Problem
Fan does not turn when
electricity is connected.
Heater will not fire (ignite).
Heater stops running
by itself.
© 2019 Pinnacle Climate Technologies, Inc.
NEVER LEAVE HEATER UNATTENDED WHILE BURNING OR
WHILE CONNECTED TO A POWER SOURCE
STORAGE / MAINTENANCE

TROUBLESHOOTING GUIDE

Possible Cause(s)
1. No electric power to heater.
2. Blades of fan in contact with
heater housing.
3. Fan blades bent.
4. Fan motor defective.
1. No spark at module.
2. Corroded electrode.
1. Temperature inside heater is too
high, causing thermal switch to
shut down operation.
2. Damaged control valve.
3. Dust or debris accumulated
in heater.
NOTE: Installation and repair of this heater should
be done by a qualified service person.
ALWAYS be sure to follow proper maintenance
procedures. This should include cleaning the in-
side of the heater once a month and checking the
spark gap at least once a heating season. Re-gap
the terminals to 0.160" (4mm)
DANGER
1. Check current at outlet. If voltage
is correct, inspect extension and
power cords for cuts, frays or
breaks
2. Check housing for damage. Be
sure there are no dents in the
housing obstructing the fan.
3. Straighten all fan blades.
4. Replace motor assembly.
1. Inspect module wire. Re-attach
or tighten if loose. Inspect spark
module and replace if necessary.
Inspect all other electrical
components.
2. Replace spark plug
(multi-bracket assembly).
1. If the heater input or output is
restricted, the inside temperature
can become too hot. Keep the
areas in front and behind heater
clear of obstructions.
2. Replace control valve.
3. Clean inside of heater.
11 Propane Forced Air Heater User's Manual
Never store an LP
cylinder inside of a
building or near any
other gas or oil
burning appliances.
Solution