Airwell DFO 5 - 9 - 17, Инструкция по установке и эксплуатации

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9.13
RECOMMENDED PERIODIC CHECKS
Controls effected on ……………………..By……………………………...………………….of the Company ……………………………………………….
Notes / interventions recommended to the owner
* Refer to the local actuation regulations; in short and as an indication only the regulation prescribes that which follows.
Companies and technicians that carry out installation, maintenance/repairs, leak control and recovery interventions must be CERTIFIED as prescribed by
the local regulations.
The leak control must be carried out annually.
√
interval check (months)
1 6 12
□ Presence of corrosions
□ Panel fixing
□ Fan fixing
□ Battery cleaning
□
Drain pain cl sanification
□
condensate discharge test
□
Air filter cleaning
□
Check of the fixing and the insulation of the power lead
□
earthing connection check
□
Electric panel cleaning
□
Capacity contactor status,
□
terminal closing, cable insulation integrity
□ Voltage and phase unbalancing (no load and on-load)
□ Absorptions of the single electrical loads
□
Test of the compressor carter resistances
□ Leak control *
□ Work parameters of the refrigerant circuit
□
4-ways valve check
□ Protective device test : safety valves, pressure switches, thermostats, flow switches etc
□ Control system test: setpoint, climatic compensations, capacity stepping, water / air flow-rate variations etc
□ Control device test : alarm signalling, thermometers, probes, pressure gauges etc
□ Flow switch / differential pressure switch function
□ Water flow-rate
□ Water filter cleaning
□ Air in the pipes
□ Charged pressure of water system
9 - MAINTENANCE