Sears PD4801, PD4231, PH 4801, PD6231, PH 6801, PD6801 Operating iNSTRUCTiONS, Thermostat Control

Page 7

OPERATING iNSTRUCTiONS

FOR THE PROi=STAT

THERMOSTAT CONTROL

SPECIAL FEATURES

®All information is saved during power failure or

system shut-down and system returns to last operating mode when power is restored

®Programmable presets and 24 hour de}ay timer ®Programmed "soft" transition from high to !ow fan ®Automatic Pro Clean System

®No batteries required ®Large LCD display

®Temperatures displayed in either °F or °C

System ON/OFF Burden

Press the ON/OFF bu_on to turn the cooler on or off. The last used settings of COOL/VENT, set point, and FAN

(AUTO, HIGH, LOW) will be displayed FAN Button

Pressing the FAN button will select either AUTO, HIGH, or LOW fan speeds. In AUTO COOL, the cooler starts on H_GH when the room temp is 2 °F above the set point and starts on LOW when the room temperature is I °F above the set point. When the room temperature is I°F below the set point, the cooler shuts off. in either H_GH COOL or LOW COOL the fan runs continuously at the selected speed until the room temperature reaches I°F

below the set point. COO_ENT Button

Press the COOLNENT button to turn the cooler media pump on or off. When in the COOL mode, the last set point and AUTO fan speed will be displayed. To change the set point, press the up or down SET TEMP buttons. To change the fan speed, press the FAN bu_on to operate on HIGH, LOW or AUTO. If the media pump was off for 10 minutes, the word '"¢¢AIT"will be dispiayed indicating pre-wetting of the media. Pre-wetting takes 1 minute fol!owed by 30 seconds of HiGH fan, after which the fan returns to the appropriate speed. When in VENT, the fan wiii start in HIGH. To change to LOW, press the

FAN button. Only HiGH and LOW fan speeds are available in VENT mode,

T_MER Button

The timer has a maximum of 24 hours of start or stop delay and is adjustable in 1 hour increments.

To set system STOP deJay: Turn the cooler ON and press the TIMER button. The word "STOP" will be displayed along with "10 HRS FROM NOW". To increase or decrease the deiay, use the '%" or "-" HOURS buttons. Operating modes can be changed during the delayed stop time period without affecting the T_MER, Pressing the ON or T_MER buttons will cancel the delayed stop. After the delay stop. time period, the system will remain OFF until activated by the user.

To set system START deJay: Turn the cooler OFF and press the TIMER button. The word "STAR:T" will be displayed along with "10 HRS FROM NOW", To adjust the start delay, use the "+" or "-" HOURS buttons to increase or decrease the start delay time. Set the desired operating mode and fan function.

Changes can be made at any time. Pressing the ON button will cancet the delay start and turn the cooler ON, Pressing the TIMER button will cancel the delay start

and the system wil! remain OFF After the delay period, the cooier will turn ON and remain ON until deactivated

by the user.

ROOM TEMP Button

Press the ROOM TEMP button to display room

temperature. The room temperature will be displayed for 6 seconds, The ROOM TEMP function can be used in

any operating mode including system OFF, Note: Due to the variation in accuracy from one thermostat to the next, there wi_f be some variation in the room temperature displayed by different thermostats.

Automatic: Pro Clean System

Your cooler is equipped with two LSP-93 "low sump" pumps, The cooler pump supplies water to the media and the drain pump dumps the contents of the sump every 5 hours of media pump operation. The sump automatically fiils with fresh water. The drain cycle is controlled automatically by the Pro-Stat and the word

"DRAIN" will flash on the display while the drain cycle is active.

DRAIN Bu_on

Pressing the DRAIN Button will activate the drain pump for 1 _ minutes and cause the timed drain cycle to reseL The word "DRA_N" will flash on the display. The DRAIN cycle can be initiated in any operating mode including system OFR ff the DRAIN cycle is initiated during a prewet cycle, the word "WAIT" will flash on the dispiay, and the DRA_N cycle will start after the prewet cycle is compieted, The DRAIN button can be used to drain the cooler at the end of the season by first closing the water suppiy to the cooler.

f ......................................................

button

FAN

SET

TEMP

 

 

bu_ons

/

ROOM

TEMP

1-999-2004

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Contents Model # Serial # SafetyINSTALLATiON Ajuste De Banda Drain BushingBuje De Drena e Lower Belt Adiustment Instruccones DE Alambrado Conexiones Electricas Electrical Connections Field WiRiNG iNSTRUCTiONSMount the thermostat on a partitioning wall, not an Reemplazo de Pana Ceidek Pad ReplacementBelt Adiustment Aiuste De BandaThermostat Control Operating iNSTRUCTiONSSpecial Functions ResetClean NG Trazando FaJas Troubleshooting12 f