AAON LZ Series, Installation Operation & Maintenance

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Water/Glycol System
1. Has the entire system been flushed and pressure checked? Yes No
2. Have isolation valves to the chiller been installed? Yes No
3. Have isolation valves to the boiler been installed? Yes No
4. Has the entire system been filled with fluid? Yes No
5. Has air been bled from the heat exchangers and piping? Yes No
6. Is there a minimum load of 50% of the design load? Yes No
7. Has the water piping been insulated? Yes No
8. Is the glycol the proper type and concentration (N/A if water)? Yes No
9. What is the freeze point of the glycol (N/A if water)?
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Chiller Configuration
Air-Cooled Chiller Evaporative-Condensed Chiller
Low Ambient Control Condenser Safety Check
No Water Leaks Water Flow ________ gpm
Chilled Water In Temperature ________°F Chilled Water Out Temperature ________°F
Boiler Configuration
No Water Leaks Boiler Water Flow ________ gpm
Boiler Safety Check Boiler Building Water Flow ________ gpm