Maintenance Instructions - DeWalt DXH45LP Guide D'utilisation

Maintenance Instructions

This heater (including hose and regulator assembly) must be inspected before
each use. If the hose for Model DXH45LP 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.
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 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.
Troubleshooting Information
(Model DXH45LP)
If burner lights, but goes out when button is released.
CHECK
• Loose wires on tipover switch. (see Fig. 2)
• 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.
NOTE: WHEN LIGHTING BURNER WITH A MATCH OR TAPER,
LIGHT AT BOTTOM OF SCREEN. (NOT AT ORIFICE)
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