Heatcraft Refrigeration Products H-IM-79E manual Service Record

Service Record

Date of Start-up

Location Address

CONDENSING UNIT

MODEL #

SERIAL #

COOLER UNIT

MODEL #

SERIAL #

FREEZER UNIT

MODEL #

SERIAL #

ELECTRICAL

•Check Primary Supply voltage.

If 208 V, change transformer wiring in the Cooler and Freezer to the 208 V tap

YES

•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

SETTINGS

•Check Beacon II board settings for the

following:

FREEZER

Refrigerant Type	R404A
Box Setpoint Temp.	-10°F.
Superheat	8°F.
No. of Defrost / Day	4
Defrost End Temp.	65°F.

COOLER
Refrigerant Type	R22
Box Setpoint Temp.	35°F.
Superheat	8°F.
No. of Defrost/Day	2
Defrost End Temp.	50°F.

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 Cut-out/10 psig Cut-in.

YES NO

•Did FREEZER and COOLER cycle off on LPS at Setpoint Temperature?

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

•Start the FREEZER only. Does the compressor start and evaporator fans run for this FREEZER?

YES NO

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