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CLIVET WSAT-XSC3 90.4 User Manual

CLIVET WSAT-XSC3 90.4
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WSAT-XSC3 90.4-240.4 19
6 Start-up
6.1 General description
The indicated operations should be done by qualied technician with specic training on the product.
The electrical, water connections and the other system works are by the installer.
Upon request, the service centres performing the start-up.
Agree upon in advance the star-up data with the service centre.
For details refer to the dierent manual sections.
Before checking, please verify the following:
the unit should be installed properly and in conformity with this manual
the electrical power supply line should be isolated at the beginning
the unit isolator is open, locked and equipped with the suitable warning
make sure no tension is present
After turning o the power, wait at least 5 minutes before accessing to the electrical panel or any other electrical component.
Before accessing check with a multimeter that there are no residual stresses.
6.2 Preliminary checks
Unit OFF power supply
1. safety access
2. Axitop installed, if provided
3. functional spaces
4. air ow: correct return and supply (no bypass, no stratication)
5. structure integrity
6. fans run freely
7. unit on vibration isolators
8. unit input water lter + shut-o valves for cleaning
9. vibration isolators on water connections
10. Minimum system water content
11. expansion tank (indicative volume = 5% system content)
12. cleaned system
13. loaded system + possible glycol solution + corrosion inhibitor
14. system under pressure
15. vented system
16. refrigerant circuit visual check
17. earthing connection
18. power supply features
19. electrical connections provided by the customer
6.3 Start-up sequence
Unit ON power supply
1. compressor crankcase heaters operating at least since 8 hours
2. o-load voltage measure
3. phase sequence check
4. pump manual start-up and ow check
5. shut-o valve refrigerant circuit open
6. unit ON
7. load voltage measure and absorptions
8. liquid sight glass check (no bubbles)
9. check all fan operating
10. measure return and supply water temperature
11. measure super-heating and sub-cooling
12. check no anomalous vibrations are present
13. climatic curve personalization
14. climatic curve personalization
15. scheduling personalization
16. complete and available unit documentation

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CLIVET WSAT-XSC3 90.4 Specifications

General IconGeneral
BrandCLIVET
ModelWSAT-XSC3 90.4
CategoryChiller
LanguageEnglish

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