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Doku VARIOMAX_engl_06 12
June. 2012
Goch GmbH & Co. KG
8. Service and Maintenance
Warning
Before servicing and maintenance make sure to close the gas valve and
cut electrical power to the heater off. The heater must be de-energized
and secured against switching on!
Infrared heaters are to be serviced at least once per year according to local codes. In
Germany, these are DIN 4756 and DVGW-Arbeitsblatt G 638/I.
To ensure a safe, economical and stable operation, the operator of the radiant
heating system should allow the performing of inspection and service by the power
utility company, by the manufacturer of the system of by approved installation
companies.
This heater must be serviced only by a trained gas service technician. Only
personnel who have been trained and understand all applicable codes should
undertake the service.
Particularly following tasks have to be completed during the inspection and
maintenance:
Cleaning
Dust the reflectors and combustion chamber and remove encrustations. Clean the
ceramic tiles with dry air blower (do not use compressed air). Remove dirt from the
electrode assembly.
Inspection
Following settings and components must be inspected:
Check and correct nozzle pressure
Check even distribution of load on the ceramic tiles
Check quality of combustion - according to German standards: the max. CO
content in flue gas is 1000 ppm. Comply with local standards!
Check tiles for cracks
Check radiation mesh and mesh support strip for wear
Check electrodes for correct position or wear
Check condition of combustion chamber and reflectors
Check condition of mounting kit
Check electrical connections
Check all gas-carrying components (from ball valve gas connector to nozzle)
Check operation of control system, switchbox
Eventual Defects
The operator must be informed of any found defect and of the necessity of corrective
maintenance and/or part replacements that must be done.
