Mr. Heater HS35LP Maintenance Instructions, TROUBLESHOOTING INFORMATION Model 35LP, Danger, Check

Models: MH35LP HS35LP

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Shut-down instructions:

Shut-down instructions:

To turn the heater OFF:

1.Close the LP-Gas supply cylinder valve.

2.Observe the burner until flame is extinguished.

3.Listen for closure of the safety valve.

4.IMPORTANT: DO NOT re-open the LP-Gas supply cylinder valve before the safety valve closes.

MAINTENANCE INSTRUCTIONS

This heater (including hose and regulator assembly) must be inspected before each use. If the hose for Model 35LP shows evidence of excessive abrasion or wear, or if the hose is cut, it must be replaced prior to the heater being put into operation. The replacement hose assembly shall be that specified by the manufacturer. See the parts list.

The appliance area must be kept free and clear of combustible materials, gasoline and other flammable vapors and liquids at all times.

The flow of combustion and ventilation air must not be obstructed.

Cleaning the heater:

Periodically, the heater must be cleaned of all dirt and dust particles.

TROUBLESHOOTING INFORMATION: (Model 35LP)

If burner lights, but goes out when button is released.

CHECK

Loose wires on tipover switch. (see Fig. 4)

Loose lead wire and repair wires if necessary.

Loose thermocouple and tighten if necessary. Make sure T/C is located correctly between the reverberator and grid.

Defective thermocouple. Replace if necessary.

Defective control. Replace if necessary.

Defective tip over switch. Replace if necessary.

Expanded Metal Screen

Cylinder

Gas Valve

Burner Face

Propane

ReflectorGas

Cylinder

Thermocouple

Orifice

Regulator

MAINTENANCE INSTRUCTIONS DANGER

DO NOT ATTEMPT TO CLEAN THE HEATER WHILE IT IS OPERATING OR WHILE IT IS STILL HOT.

Turn the heater off and wait until it has completely cooled (at least 20 minutes) before cleaning.

Clean the outside of the heater using a damp cloth. DO NOT clean the heater by spraying water on it. Wipe the outside of the heater off with a dry cloth after cleaning.

Clean the inside of the heater using compressed air. Blow air back and forth along the entire burner face until all dust has been dislodged from the surface of the reverberator and grid screen. Blow through venturi from the control end of the heater.

Clean the orifice of each burner with a #55 drill bit (for LP-Gas).

Clean the thermocouple lead.

DO NOT operate this heater if any part has been under water. Call a qualified service person to inspect the appliance and to replace any part of the control system or gas control valve which has been under water.

This heater must be inspected at least annually by a qualified service person.

Control

Valve

Reet

Hose

 

Button

 

NOTE: WHEN LIGHTING BURNER WITH A MATCH OR TAPER, LIGHT AT BOTTOM OF SCREEN. (NOT AT ORIFICE)

Figure 3

Enerco Group, Inc. Gas-Fired Infra-Red Portable Construction Heater

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Operating Instructions and Owner’s Manual

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Mr. Heater HS35LP Maintenance Instructions, TROUBLESHOOTING INFORMATION Model 35LP, Danger, Shut-downinstructions, Check