Temptek CF Series - Page 26

CF Series Portable Chiller : Air & Water-Cooled : 5 - 40 Tons
Page: 26
TEMPTEK, INC.
525 East Stop 18 Road Greenwood, Indiana 46142
317-887-6352 Fax: 317-881-1277
Email: service@Temptek.com
4. Caution must be taken when checking rotation to avoid electrical shock.
5. A scroll compressor may make a loud rattling noise when rotating in the wrong
direction.
6. Operating the scroll compressor in the wrong direction will cause the unit to
triponit’sinternaltemperaturelimitandmaycauseunitdamage.Whenthe
temperature limit trips, the compressor must be allowed to cool before it will
restart. This many take substantial time.
7. Procedure to set proper rotation:
a. Supply electrical power to the unit. Once the correct voltage is supplied
totheunit,thePOWERswitchontheunit’scontrolpanelwillilluminate.
Adjust the setpoint to 70°F or higher to prevent the compressor from
activating during this procedure.
b. Remove all necessary cover panels to access the pump motor.
c. Locatethepump’selectricmotor.Theoperatormustidentifythemotor
shaft inside the electric motor housing. The motor shaft can be seen
through the vent slots in the motor housing or by removing the shaft
cover.
d. Toggle the illuminated on/off swith. This will quickly cycle the pump motor
“on” and then “off”.
Pump electric motor and compressors located on typical water-cooled unit.
Pump’sElectricMotor
Compressor
Illuminated On/Off switch