background image

All icons displayed simultaneously.

Factory reset is complete.

24

23

Slimline 

Series

Model

: PRT / PRT-N

Re-calibrating the Thermostat

If you need to re-calibrate the thermostat, follow these steps.

• 

Press and hold the Power button to turn the thermostat OFF ............................

• 

Press and hold BOTH the Power and Down keys together until the

temperature appears on the screen ........................................................................

• 

Use the Up/Down keys to configure the new temperature ...........................

• 

Press A to confirm settings ...............................................................................................

• 

Press the Power button once to turn the thermostat back ON ..........................

Factory Reset

To perform a factory reset, follow these steps.

• 

Press and hold the Power button to turn the thermostat OFF ..........................

• 

Press and hold the Power and Up keys together until the LCD powers up.

All of the icons will be displayed on screen .........................................................

• 

When the icons have disappeared from the screen, the thermostat has 

been successfully reset.

• 

Press the Power button once to turn the thermostat back ON .........................

The thermostat has a reset function to restore all settings to their factory defaults.

Calibration Temperature Setting

Set Icon

Summary of Contents for PRT

Page 1: ...1 Model PRT PRT N Model PRT PRT N...

Page 2: ...a Programmable Room Thermostat Installation Procedure LCD Display Setting the Clock Temperature Display Setting the Comfort Levels Locking the Thermostat Setting the Temperature Temperature Hold Holid...

Page 3: ...televisions wall or table lamps may also prevent the thermostat from working properly What is a Programmable Room Thermostat A programmable room thermostat is both a programmer and a room thermostat...

Page 4: ...ottom face of the thermostat Step 2 Place the thermostat front somewhere safe Terminate the thermostat as shown in the diagrams on pages 25 29 of this booklet Step 3 Screw the thermostat back plate se...

Page 5: ...p Hold is active HOLD FOR and the remaining time period is displayed 6 Set Indicates when changes are being made to programs or temperature set points 7 Holiday Indicator Displayed when the thermostat...

Page 6: ...minutes Press H to confirm settings Use the Up Down keys to set the day of the week Press A to confirm settings and return to main display Temperature Display Day Hours Minutes Room Temperature Set T...

Page 7: ...4 different comfort levels To program comfort levels press Clock once Use the Up Down keys to enter the required WAKE time Press H to confirm settings Use the Up Down keys to enter the required WAKE...

Page 8: ...d return to main display Set Temperature Set Icon Locking the Thermostat The thermostat has a keypad lock facility To activate the lock follow these steps Press and hold the A and Down keys together f...

Page 9: ...to 00 00 hours Hold ON Indicator Hold Time Remaining Note A holiday period does not start until 00 00 the next day For example if you set a holiday period on Friday for 2 days Saturday will be counted...

Page 10: ...st mode the flame icon will be displayed To cancel the frost protect mode press the Power button once again Frost Protection Mode Enabled Frost Mode Heating On Off The heating is indicated ON when the...

Page 11: ...nication address This can be set from 01 32 Feature 07 Temperature Up Down Limit This function allows you to limit the use of the Up and Down keys This limit is also applicable when the thermostat is...

Page 12: ...tat back ON 01 02 03 04 05 06 07 08 09 10 11 12 FEATURE Temperature Format Switching Differential Frost Mode Frost Protection Temperature Output Delay Communications ID No Up Down Temperature Limit Se...

Page 13: ...e Press A to confirm settings Press the Power button once to turn the thermostat back ON Factory Reset To perform a factory reset follow these steps Press and hold the Power button to turn the thermos...

Page 14: ...L N 230VAC Wiring Diagram PRT to Boiler S L Wiring Diagram PRT to Boiler Voltfree TO CONNECT BOILER CONSULT BOILER MAKERS DIAGRAM NEUTRAL LIVE LS LR 230V SUPPLY IN LS LR ARE NORMALLY THE ROOM THERMOS...

Page 15: ...IN 230V AC 50 60Hz PRT A1 A2 L N 230VAC Wiring Diagram PRT N to PRC Volt Free Switching 12V COMMS CABLE Voltfree Switching With the Heatmiser PRC A2 B2 NO NC C NO NC C N E L 230V SUPPLY IN Volt Free...

Page 16: ...RT1 A2 A1 Y B Network 12VDC UH1 ZONE X A2 A1 B Y _ ZONE X A2 A1 B Y _ Connecting PRT N to the UH1 The UH1 allows connection of up to eight 12 volt network thermostats When connecting network thermost...

Page 17: ...on Call our support team on 44 0 1254 669090 Or view technical specifications directly on our website www heatmiser com PDF FAQ Heating Professionals Request a copy of our product installation guide c...

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