CLIVET WSAT-YSC4, Manual

Page: 29 / 76

Preliminary checks
Unit OFF power supply
6 - START-UP
Yes / No
1 safe access
2 suitable frame to withstand unit people weight
3 functional clearances
4 air flow: correct return and supply (no bypass, no stratification)
5 considered level to be reachable by snow
6 considered main winds: there are deflectors, windbreaks, suitable anchor system
7 lack of chimneys / corrosive atmospheres / pollutants
8 structure integrity
9 fans run freely
10 unit on vibration isolators
11 The unit must be level.
12 there is condensate drainage (only for heat pump units)
13 unit input water shut-off valves for cleaning
14 hydraulic connections as per recommended diagram
15 expansion tank (recommended volume = 10% system content)
16 minimum system water content
17 clean system
18 loaded corrosion inhibitor
19 Antifreeze protections: glycol so possible heating cable
20 system under pr vented
21 refrigerant circuit visual check
22 earthing connection
23 power supply features
24 Customer care connections: electrically connected, configured