H.C Duke & Son Freedom 360 Degrees Series Operator’s Manual With Illustrated Parts List page 155

Soft serve freezer
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INSTALLATION AND SERVICE MANUAL 917N-CMT, 927CMT, 957CMT
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12
Service Troubleshooting Charts
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Compressor/Condensing Circuits
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Unit operates
1.
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long or
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2.
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continuously.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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3.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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CAUTION: When evacuating either side of a double freezer DO NOT OPERATE THE OPPOSITE
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SIDE. All control switches must be in the "OFF" position and the main power CORD(S) disconnected.
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If power is applied to a compressor in a vacuum a short may occur CAUSING PERSONAL INJURY.
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4.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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Discharge
1.
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pressure too
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high..
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2.
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3.
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4.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
CAUTION: When evacuating either side of a double freezer DO NOT OPERATE THE OPPOSITE
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
SIDE. All control switches must be in the "OFF" position and the main power CORD(S) disconnected.
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
If power is applied to a compressor in a vacuum a short may occur CAUSING PERSONAL INJURY.
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5.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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6.
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
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52
Troubleshooting Charts
Dirty condenser.
Shortage of refrigerant.
Moisture in system.
Compressor failing.
Water turned off or defective water
regulating valve.
Restricted water cooled condenser.
Dirty condenser.
Unit location too warm (air cooled).
Refrigerate overcharge.
Air in system.
– continued
1.
Clean condenser.
2.
Remove charge into a refrigerant
recovery/recycling unit, repair leak and
recharge.
3.
Remove charge into a refrigerant
recovery/recycling unit, evacuate and
recharge system.
4.
Check compressor for proper pressures.
Replace if inadequate.
1.
Turn on water, replace regulating
valve, or install water valve kit.
2.
Check water lines to see if they are
kinked. Clean or replace condenser.
3.
Clean condenser.
4.
Relocate unit away from restriction.
Place nothing against the back or on
top of the unit.
5.
Bleed refrigerant charge into a
refrigerant recovery/recycling unit,
until sight glass bubbles (flashes) then
add refrigerant until sight glass clears.
6.
Purge system into a refrigerant
recovery/recycling unit, evacuate and
recharge.
184617-02

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Freedom 360 degrees 927cmt

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