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9.16 CONTROL BOARD
Notes / interventions recommended to the owner
9 - MAINTENANCE
STRUCTURE
1. Presence of corrosions
2. Panel fixing
3. Fan fixing
4. Coil cleaning
CONDENSATE DISCHARGE
1. Drain pain cleaning + sanification
2. down flow test
AERAULIC CIRCUIT
1. Air filter cleaning
2. Air flow test
3. Ducting : test of fixing and vibration isolators
WATER CIRCUIT
1. Water filter cleaning
2. Check the exchanger efficiency
3. Circulating pumps, valve, pressure and flow switches
ELECTRICAL CIRCUIT
1. Check of the fixing and the insulation of the power lead
2. Electric panel cleaning
3. Capacity contactor status, terminal closing, cable insulation integrity
4. Voltage and phase unbalancing (no load and on-load)
5. Absorptions of the single electrical loads
6. Test of the compressor carter resistances
REFRIGERANT CIRCUIT
1. Leak check ( tapping connections, fittings, saftey valves, etc…)
2. Survey of the refrigerant circuit operating parameters (see TECHNICAL INFORMATION section)
CONTROL & CONTROL
1. Protective device test : safety valves, pressure switches, thermostats, flow switches etc
2. Control system test: setpoint, climatic compensations, capacity stepping, water / air flow-rate variations etc
3. Control device test : alarm signalling, thermometers, probes, pressure gauges etc
OPTIONAL COMPONENTS
1. Check of the electrical resistances
2. Check of the water coil
Controls effected on ……………………………..By …………………………………. Of the Company………..……………………………….
*European regulation 303/2008
Refer to the local actuation regulations; in short and just as an indication the regulation order as follow.
Companies and technicians that effect interventions of installation, maintenance/repairs, leak control and recovery must be CERTIFIED as expected by
the local regulations.
The leak control must be effected with annual renewal.
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