Cointra CADI Series User Manual

EN
64
cod. 3542C090 - Rev. 01 - 09/2022
CADI
3.2 COMMISSIONING
Commissioning of the heater
must be performed by a trained,
specialized technician.
Checks that must be performed
during the rst ignition, after
maintenance operations that
require unplugging the unit,
and after any operations on the
unit's safety devices or compo-
nents.
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 pre-
sent 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 electri-
cal network are adequate.
• Check that the gas pressure is correct.
• Make sure there are no ammable liquids or materials
near the heater.
• To avoid damaging the connections, do not place the
heater on the oor with the connections facing down.
If the above instructions are not
observed there may be risk of
suffocation or poisoning due to
gas or fumes escaping; danger
of re or explosion. Also, the-
re may be risk of ooding the
room.
3.2.2 Checks during operation
• Light the unit.
• Make sure the fuel and water systems are tight.
• Check the efciency of the air and ue gas ducts while
the heater is operating.
• Make sure the gas valve modulates correctly.
• Verify that the heater ignites easily. Turn it on and off
several times to make sure.
• Check that the fuel consumption is as indicated.
3.3 MAINTENANCE
3.3.1 Periodic checks
In order for the unit to operate correctly, an authorized
technician must perform an annual inspection, checking
that:
• The control and safety devices (gas valve, etc.) opera
-
te correctly.
• The exhaust vent is perfectly efcient.
• The air and ue gas ducts and terminal are free of ob-
stacles and leaks.
• The burner and exchanger are free of dirt and deposits.
Do not use chemicals or steel brushes to clean them.
• The electrode is free of deposits and properly positio
-
ned.
4,5 mm
g. 16 - Electrode position
• The gas and water systems are perfectly tight.
• The gas delivery and operating pressure values are as
indicated on the tables.
A soft, damp cloth may be used to clean the casing and
exterior parts of the heater, using soapy water if neces-
sary. Do not use abrasive detergents or solvents.

Cointra CADI Series Specifications

General

Brand	Cointra
Model	CADI Series
Category	Boiler
Language	English