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OWNER'S MANUAL

MODEL 33CS050/1-FS

Programmable

Digital Thermostat

SmartTemp Equipped
Digital Temperature Selection
Can Display Setpoint, Only
Thermoglow   Backlight
Easy, Pushbutton Control
‘Hidden’ Setpoint Limiting
Auto-Changeover
Dry Contact Equipped
Peak Demand Reduction
Manual or Auto Fan Control
F or C Display

Includes Wall Hanger,   J-Box Not Required

1 For All

Designed Specifically for the Lodging Industry

Warmer

On/Off

Fan

Cooler

AUTO

74

Carrier Corporation 04/07

Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & Gas Heating, Heat Pump, Electric or Hydronic Heat. 

      Venstar Inc. 12/07

Use  with  most  Air  Conditioning  &  Heating  Systems  including:  1  or  2  Stage 
Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. 

COMMERCIAL

HEAT

COOL

HEAT

PUMP

PROGRAMMABLE

PROGRAMMABLE

up to 

& 2-cool

up to 

& 2-cool

2-heat

2-heat

HOTEL THERMOSTAT

Backlit display

One For All  Works with 

Virtually All Equipment

‘O’ or ‘B’ Terminal

Non-Volatile Memory

‘Hidden’ Setpoint Limiting 

Peak Demand Reduction

Manual or Auto Fan Control

Mounts Flush with the Wall

Thermostat

Thermostat

Digital 

Digital 

T0051FS

Control up to 2 Heat & 2 Cool Stages

SmartTemp Equipped

Digital Temperature Selection

Optional Setpoint - Only Display

Easy Pushbutton Control

Auto-Changeover

Dry Contact Equipped

Display Either F or C

MULTI-STAGE

MULTI-STAGE

Warmer

Cooler

On/O

ff

Fan

WITH 48 HOUR

CLOCK BACKUP

Designed Specifically for the Lodging Industry

4Z95

INSTALLATION

INSTRUCTIONS

Содержание T0051FS

Страница 1: ...ir Conditioning Heating Systems including 1 or 2 Stage Electric Cooling 2 Stage Gas Heating Heat Pump Electric or Hydronic Heat COMMERCIAL HEAT COOL HEAT PUMP PROGRAMMABLE PROGRAMMABLE up to 2 cool up to 2 cool 2 heat 2 heat HOTEL THERMOSTAT Backlit display One For All Works with Virtually All Equipment O or B Terminal Non Volatile Memory Hidden Setpoint Limiting Peak Demand Reduction Manual or Au...

Страница 2: ...WER TO THE HEATER AIR CONDITIONER BEFORE REMOVING THE OLD THERMOSTAT AND INSTALLING THE NEW THERMOSTAT WARNING This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation P N T0051FS Venstar In...

Страница 3: ...d Junction Box Flat Blade Screwdriver Wire cutter Stripper Make sure your Heater Air Conditioner is working properly before beginning installation of the thermostat Carefully unpack the thermostat Save the screws wall anchors and instructions STEP 1 PREPARATION Turn off the power to the Heating Air Conditioning system at the main fuse panel Most residential systems have a separate breaker for disc...

Страница 4: ...wall When ready to mount the FlatStat to the wall hanger use the two 6 machine screws provided Mark the wall location using the inside opening of the wall bracket as a template Make sure the rectangle is straight up and down and there is nothing behind the planned opening inside the wall before cutting Cut through the drywall just outside the outline Using your fingers bend the steel tabs around t...

Страница 5: ...e terminal for easy reconnection to the new thermostat STEP 2 REMOVE REPLACE OLD THERMOSTAT Keep the old thermostat for reference purposes until your new thermostat is functioning properly Remove the white plastic wire connector from the rear of the thermostat Install wires as directed Press the wired connector on the back of the thermostat Lift Connector straight up to remove For best operation i...

Страница 6: ...ll systems O B is used if your system is a Heat Pump Wire from the old thermostat terminal marked Function Install on the new thermos tat connector marked G or F Fan G Y1 Y or C Cooling Y1 W1 W or H Heating W1 O B W1 O B Power Rh R M Vr A R C O b C Common Rev Valve Y2 Y2 W2 W2 2nd Stage Cool 2nd Stage Heat RS 5 RS 5 Remote Sensor 5vdc RS RS Remote Sensor Signal RS G GND Remote Sensor Ground Page 5...

Страница 7: ...ed ON see page 15 step 13 of Owner s Manual Gas or Electric Heat 5 Wire 1 Stage Cooling 1 Stage Gas Heat Residential Gas or Electric Heat Electric Cool split systems package units CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G Page 6 ...

Страница 8: ...eat Residential Gas or Electric Heat Electric Cool split systems package units CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT FAN G If using first stage electric heat this option must be selected ON see page 15 step 13 of Owner s Manual Page 7 ...

Страница 9: ...esidential two stage cooling with Gas or Electric Heat CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G 2nd STAGE COOLING Y2 If using first stage electric heat this option must be selected ON see page 15 step 13 of Owner s Manual Page 8 ...

Страница 10: ...commercial 1 Stage Cooling with 2 Stage Gas or Electric Heat CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G 2nd STAGE HEATING W2 If using first stage electric heat this option must be selected ON see page 15 step 13 of Owner s Manual Page 9 ...

Страница 11: ...tage Heat CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G 2nd STAGE HEATING W2 selected ON see page 15 step 13 of Owner s Manual Commercial heat pumps do not have the heat pump turned ON in advanced setup see page 15 step 11 of Owner s Manual If using first stage electric heat this option must be 2nd STAGE COOLING Y2 Page 10 ...

Страница 12: ... selected O or b during advanced setup see page 15 step 12 of Owner s Manual Heat Pump CK1 GND RS RS 5 W2 Y2 C G Y1 W1 O B R POWER R COMPRESSOR Y O b REVERSING VALVE COMMON C FAN G 5 Wire 1 Stage Cooling 1 Stage Heat Heat Pump with O or b reversing valve Residential Heat Pumps split systems package units with no auxiliary heat Page 11 ...

Страница 13: ...ooling 2 Stage Heat Heat Pump with O or b reversing valve Residential Heat Pumps split systems package units with auxiliary heat 2nd STAGE HEATING W2 This option must be selected ON during advanced setup see page 15 step 11 of Owner s Manual This option must be selected O or b during advanced setup see page 15 step 12 of Owner s Manual Page 12 ...

Страница 14: ...splay Press the UP or DOWN buttons until the set temperature is 10 degrees below room temperature The HVAC unit should Turn the power on to the Heating Air Conditioning system energize in the cooling mode Press the UP button until the setpoint is equal to the room temperature Press the FAN button to Fan On The fan should turn on and run continuously NOTE Most equipment has a time delay of 5 minute...

Страница 15: ...below TROUBLESHOOTING SYMPTOM The air conditioning does not attempt to turn on CAUSE The compressor timer lockout may prevent the air conditioner from turning on for a period of time REMEDY See page 16 of the Owner s Manual and configure step 17 to defeat the 5 minute compressor lockout R G W Y C TR300 10w SYMPTOM The display is blank CAUSE Lack of proper power REMEDY Make sure power is turned on ...

Страница 16: ...at pump operation TROUBLESHOOTING SYMPTOM When calling for cooling both the heat and cool come on CAUSE The thermostat is configured to control a heat pump and the HVAC system is a conventional non heat pump system REMEDY See page 15 of the Owner s Manual and set step 11 to OFF to enable gas electric operation Page 15 4Z95 P N 88 701 Rev 1 C c F FOR HOME OR OFFICE USE Tested to Comply with FCC Sta...

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