Start-up Checklist
Date of
Location
CONDENSING UNIT
MODEL #
ELECTRICAL
•Check Compressor Amps for COOLER and FREEZER compressors. Should match nameplate.
YES NO
PIPING
• Is suction line trapped at the Cooler?
YES NO
•Is suction line trapped at the Freezer?
YES NO
DRAIN LINES
• Are drain lines sloped properly?
YES NO
• | Is drain line trapped outside the Cooler? | |
| YES | NO |
• | Is drain line trapped outside the Freezer? | |
| YES | NO |
•Is heat tape wrapped along entire length of the drain line in the Freezer?
YES NO
•Is heat tape plugged in and heating the drain line?
YES NO
INSULATION
• Are Liquid lines fully insulated?
YES NO
• Are Suction lines fully insulated?
YES NO
SYSTEM CHECKS
•Check Compressor Superheat for the COOLER (Should be between 20°F. & 30°F.)
YES NO
•Check Compressor Superheat for the FREEZER (Should be between 20°F. & 30°F.)
YES NO •Force unit into a Defrost Check heater amps. Should match nameplate amps.
YES NO
•Check LPS Time Delay Relays. Should be set at 1 minute for both the COOLER and
FREEZER.
YES NO
•Check Low Pressure Switch on FREEZER. Should be set at 0 psig
YES NO
•Did FREEZER and COOLER cycle off on LPS at
YES NO
• | Is the sight glass free of bubbles? | |
| YES | NO |
• | Are the COOLER and FREEZER fans at proper speeds? | |
| YES | NO |
•Check system for refrigerant leaks. Are there any leaks on the COOLER, FREEZER, CONDENSING UNIT or
INTERCONNECTING PIPING?
YES NO
•Check system piping for unusual vibration or noise. Is there any unusual vibration or noise on the COOLER, FREEZER, CONDENSING UNIT or INTERCONNECTING PIPING?
YES NO
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