26
EN
CPA
Rev. 00 - 11/2018
3 SERVICE AND MAINTENANCE
All of the adjustments, commissioning operations and periodic checks described below
must be performed by an authorized technician in compliance with current regulations.
COINTRA
declines all liability for property damage or injuries caused by unauthorized
persons tampering with the unit.
3.1 ADJUSTMENTS
3.1.1 Gas conversion
Conversion of the unit to a type of gas other than the factory setting
must be performed by an authorized technician, using original
components and in compliance with current regulations in the
country where the unit will be used.
The unit can operate with methane gas or LPG. It is factory-set for one of the two types
of gas, as indicated on the packaging and technical data plate. To operate the unit with
another type of gas, a conversion kit must be used.
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3.2 COMMISSIONING
Commissioning of the heater must be performed by a trained,
specialized technician.
Checks that must be performed during the first ignition, after
maintenance operations that require unplugging the unit, and after
any operations on the unit's safety devices or components.
3.2.1 Before igniting the heater
• Carefully verify the tightness of the gas installation using a soap and water solution to
check for leaks in the connections.
• Fill the hydraulic system and make sure no air is present in the unit or system.
• Check that there are no water leaks in the system or unit.
• Make sure the grounding and connection to the electrical network are adequate.
• Check that the gas pressure is correct.
• Make sure there are no flammable liquids or materials near the heater.
• To avoid damaging the connections, do not place the heater on the floor with the
