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Correct and regular use and maintenance of the unit heater will determine rational and efficient operation,
minimum consumption as well as long life.
The maintenance must be done with the device cold, with the gas and electricity supplies cut off.
These service visits must be carried out by a qualified professional person
Parts
Maintenance operations
Unit heater
Check the correct functioning of all the safety devices and verify that
all the screws are correctly tightened.
Heat exchanger, smoke extractor and venturi
Get access to the heat exchanger by disassembling the burner and
smoke boxes, clean it.
Clean the extractor and the venturi via the rear smoke connection.
Fan
Clean with compressed air
Smoke conduit
Disassemble the conduit and sweep it out
Blowing cases and grilles with adjustable
vanes
Clean using a duster
Burner torches
Disassemble the burner ramp, check their condition and clean them
Injectors
Clean the gas injectors
Ionisation sensor and electrodes
Check their condition, change them if necessary.
Gas filter
Disassemble the dirty cartridge and clean it with compressed air
9-MAINTENANCE
Precautions to be respected :
- Never obstruct the evacuation of the smoke and the intake of new air.
- Never make any modifications to the adjustments which have been carried out by the qualified
professional person.
- Never spray any water onto the gas heater
- Warn the after-sales technician when there is a change of gas, of gas pressure or a modification of
the power supply voltage.
You are strongly recommended to take out a maintenance contract: “see with your installer”.
What should be done in case of problems?
10- RECOMMENDATIONS FOR THE USER
PROBLEMS
REMEDIES
Smell of gas
- Close the external gas valve and the electrical supply then
warn the maintenance technician.
The burner stays in safety position
(burner defect indicator lamp is lighted)
- Press the reset button of the burner located on the
thermostat control box.
- If the problem persists, contact the after-sales technician.
