Traulsen VPS66J, VPS72J, VPS54J owner manual VII. SERVICE & MAINTENANCE INFORMATION cont’d

VII. SERVICE & MAINTENANCE INFORMATION (cont’d)

VII. g - TEMPERATURE CONTROL (cont’d):

With the switch in the UNLOCK position, the settings can be checked (or changed) in four simple steps using the LCD display and the three keys on the control face.

LOCK	UNLOCK
LOCKOUT: LOCK		UNLOCK
		DISPLAY CODES
		F	FAHRENHEIT
		C	CELCIUS
		H1	HEAT SATGE 1
		C1	COOL STAGE 1
		EP	PROBE FAILURE/
			OUT OF RANGE
R		EE	EEPROM ERROR
		E1	IMPROPER SET
		E2	MEMORY ERROR

Fig. 12

NOTE: The control will automatically end programming if no keys are pressed for a period of thirty seconds. The last settings will be saved to the control at that point.

STEP 1- Press the SET key once to access the Fahrenheit/Celsius mode. The display will show the current status, either F for Fahrenheit or C for Celsius. The up & down arrow keys will toggle between F and C. Factory setting is F.

Fig. 13

Temperature

Control

STEP 2- Press the SET key again to access the setpoint. The LCD will display the current setpoint and blink S1. Pressing the up and down arrow keys will change the setpoint. The compressor will shut off when the cabinet cools to this temperature. Factory setting is 35.

STEP 3- Press the SET key again to access the differential. The LCD will display the current differential and blink DIF1. Pressing the up and down arrow keys will change the differential. The compressor will come on when the cabinet temperature rises above the setpoint (step 2) by the amount of the differential. Factory setting is 3.

VII. g - TEMPERATURE CONTROL (cont’d):

STEP 4- Press the SET key again to access the cooling/heating mode. The LCD will display the current mode. Pressing the up and down arrow keys will toggle between C1 and H1. Factory setting is C1. Press the SET key once more to end programming.

VII. h - SERVICE INFORMATION:

Before calling for service, please check the following:

Is the electrical cord plugged in?

Is the fuse OK or circuit breaker on?

Is the power switch ON?

If after checking the above items the unit is still not operating properly, please contact an authorized Traulsen service agent. A complete list of authorized service agents was provided along with your Traulsen unit. You may also obtain the name of a service agent from the Technical Service section of our company website: www.traulsen.com.

If service is not satisfactory, please contact our in-house service department at:

Traulsen

4401 Blue Mound Road Fort Worth, TX 76106 (800) 825-8220

Traulsen reserves the right to change specifications or discontinue models without notice.

VII. i - WIRING DIAGRAM:

A wiring diagram is supplied along with the unit and is also available by request from the Traulsen Service Department by calling (800) 825-8220. To expedite service, please have the model and serial number of the unit involved available to you whenever calling with any service related questions.

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