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CAUTION
Use minimum 14 gauge wires for power lines.
If the unit is equipped with low ambient condition kit, use low
ambient temperature wiring diagrams.
A safety switch is always recommended for the condensing
unit.
.
•
Connect the wires in the outlet box of condensing unit to the power lines.
•
Connect the wires in the outlet box of evaporator unit to the temperature
controller, and then connect the controller to the power lines.
8. Unit Operating
CAUTION
If the low ambient condition kit is used, turn off the
compressor switch (located at the outlet box of condensing
unit) and then power the condensing unit only. Turn on the
compressor and power the evaporator unit after the
condensing unit has been powered for 12 hours
NOTE
Make sure the fan speed control is turned on
•
Turn on the power.
•
Press temperature controller
to turn on the unit.
•
It is necessary to check the air flow to meet the specified CFM. You may use
fan speed control to adjust the system refrigeration performance to achieve 8-
10°F differential between return air and supply air while wine room
temperature is maintained at 55°F. Turn the control knob clockwise to
decrease the air flow or counter-clockwise to increase the air flow.
Fig. 6 Fan Speed Control