United CoolAir VariCool EZ-Fit Series, Installation, Operation And Maintenance Manual

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Installation, Operation and Maintenance Manual
VariCool EZ-Fit
35
Subject to change without notice.
Water-Cooled Unit
Installing contractor should verify the following items�
1�
Is there any visible shipping damage?
Yes No
2� Is the unit level?
Yes No
3� Is proper vibration isolation provided in accordance with IOM?
Yes No
4� Are the unit clearances adequate for service and operation?
Yes No
5� Do all panel and/or access doors open freely and are the handles operational?
Yes No
6� Have all shipping braces been removed?
Yes No
7� If iDDP/DDP fans are installed, have shipping blocks been removed and spring isolators been
adjusted?
Yes No
8� Have all electrical connections been tested for tightness?
Yes No
9� Does the electrical service correspond to the unit nameplate?
Yes No
10� On 208/230V units, has the transformer tap been adjusted to the voltage being applied?
Yes No
11� Has overcurrent protection (breakers/fuses) been installed to match the unit nameplate
requirement?
Yes No
12� Do all fans rotate freely?
Yes No
13� Does the field water piping to the unit appear to be correct size and pressure rating per design
parameters?
Yes No
14� Does the inlet (supply) water piping of the main water loop run to the inlet water connection of the
unit?
Yes No
15� Does the outlet (return) water piping of the main water loop run to the outlet water connection of the
unit?
Yes No
16�
Is all copper tubing isolated so that it does not rub?
Yes No
17� Are air filters installed with proper orientation?
Yes No
18� Have condensate drain and p-trap been connected?
Yes No
19� Is the condensate trap primed with water?
Yes No
20� Is the TXV sensing bulb in the correct location?
Yes No
21� Does the TXV sensing bulb have proper thermal contact and is properly insulated?
Yes No
22�
Are all ship loose items installed and wired properly?
Yes No
Pre Startup Checklist