Frigicoll Kaysun KFC-S-2T-250D, Техническое руководство

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Preliminary checks before startup
s
Before starting up the unit, make sure that:
s The unit is positioned correctly;
s The flow and return pipes of the water system are correctly connected;
s The pipes are clean and free of air;
s The unit falls correctly towards the drainage outlet and the trap;
s
The heat-exchangers are clean;
s The electrical connections are correct;
s The screws holding the cables are well tightened;
s The supply voltage is as required;
s The power consumption of the blower is correct and does not exceed the maximum permitted.
10.6 Maintenance
Caution:
s Maintenance work must only be carried out by qualified technicians authorized to work on air-conditioning
and refrigeration systems.
s Use suitable work gloves.
s
Do not use pointed objects through the air intake grilles.
s Disconnect the power supply before cleaning and maintenance.
s Use dry cloth to clean the unit.
s Always disconnect the unit from the mains power supply at the main isolator switch before carrying out
maintenance work or checks. Make sure that no one accidentally supplies power to the machine; lock the
main switch in the Off position.
Scheduled maintenance
s Once a month
Check the state of cleanliness of the air filters. The air filters are made of fibre and can be washed in water. The
state of cleanliness of the filters must be checked regularly at the start of the operating season and on a monthly
basis.
s Every six months
Check the state of cleanliness of the heat-exchanger and the condensation drain-tube.
Switch off the unit, remove the casing of the machine and check the state of the heat-exchanger and the
condensation drain-tube if necessary:
1. Remove any obstacle from the surface which may obstruct air flow;
2. Clean the dust with a jet of compressed air;
3. Wash and brush gently with water;
4. Dry with a jet of compressed air;
5. Check that there are no obstacles in the condensation drain tube which could prevent the normal flow of
water.
Release the air in the water system.
1. Remove the casing of the machine (for casing type);
2. Start the system and run for a few minutes;
3. Stop the system;