4 FRIED RICH Model WRIT Installation and Operation Instructions This manual covers the following models: * WRIT PACT Wireless Remote Thermostat * Base Module Description Battery Power Sas or a Heat Yoo Hardwired (Common Wire) mace Heat Pump (No Aux. or Emergency Heal) Yes Hardwired (Common Wire) with Battery Backup Heat Pump (with Electric Aux) Yes Heat Pump {with Gas Aux) No Multi-stage Systems No rN Heat Only Systems Yes . .
Gatling to know your thermostat 9 FRIED RICH Ws = THERMOSTAT QUICK REFERENCE ® eo Low Battery Indicator: Indicates the current ~~ Replace batteries when room temperature. indicator is shown. System operation Indicators: ON will display when the cot or HEAT is on. Displays the user delectable set point temperature. +1 will appear in the display when the auxiliary heat is active.
Easy to use controls THERMOSTAT OPERATION Caution: When the battery icon =F appears replace your AA % FRIED RICH Hanna Dames @ LCD Display: See page 2 for details about this display read out. (@ Fan Switch: AUTO will cycle the fan on only when the heating or cooling system is on. Select LOW or HIGH for the fan to run continuously at the selected speed. System Switch: Selects the operation mode of your VAC system. Selecting HEAT turns on the heat mode. Selecting COOL turns on the air conditioning mode.
INSTALLATION TIPS Wall locations The thermostat should be installed approximately 4 to 5 feet above the floor. Select an area with average temperature and good air circulation.
BASE MODULE TIPS Age Module PACT installation Wireless Rang) Range between the WRIT and the base module is up to 100 feet with no obstructions and up to 50 feet through standard building materials. To optimize the range try placing the base unit higher if in a basement or further away from large metal objects. The base module is designed to be mounted behind the front grille of a packaged terminal air conditioner (PTA.
THERMOSTAT SUB-BASE INSTALLATION Caution: Mercury Notice: Electrical Hazard The WRIT thermostat is Failure to disconnect the mercury free. However, if the power before beginning to product you are replacing install this product can cause contains mercury, dispose of it electrical shock or equipment properly. Your local waste damage. management authority can give you instructions on recycling and proper disposal. For vertical mount put one screw top and one screw bottom.
BASE MODULE INSTALLATION Wiring Note: Mote: The base module is packaged with The Thermostat and Base Module are “linked” labeled thermostat wire. Wire for communication, at the factory. However, appropriately into the PACT board if for any reason the link has failed, use the terminals. process on page 12 to re-link the devices. Mole: The Base Module may be mounted using adhesive tape, such as double-sided tape or hook and loop strips when drilling is not practical.
WIRING Wiring Warning: All components of the control 1. If you are replacing a thermostat, make system and the thermostat note of the terminal connections on the installation must conform to thermostat that is being replaced. In some Class Il circuits per the NEC Code. cases the wiring connections will not be color coded. For example, the green wire I may not be connected to the G terminal. Wire specifications sided 18 22 gauge thermostat wire. 2. Loosen the terminal block screws.
WIRING A. Power supply £5 Jumper (not supplied) to connect GL and GH terminals £4 The thermostat must be set match the changeover valve, 0 is cool changeover valve, B is heat changeover valve. £4 The Aux Heat Relay is energized as the second stage of heat.
TECHNICIAN SETUP Ee Fahrenheit/Celsius Display ® Poy a Select F or € with the jumper pin on the back of the thermostat. Important: The RESET button must be pressed after changing any switch or jumper pin setting. Batteries must be installed for this operation. Compressor Short Cybele Delay ( 2 ) The compressor short cycle delay protects the compressor from “short cycling”. This feature will not allow the compressor to be turned on for 5 minutes after it was last turned off.
TECHNICIAN SETUP MENU Technician Setup Menu This thermostat has 3 different setup 3. Configure the installer options as desired using configurations. To setup the thermostat for the table below. +110 change settings. Tap and together to move to the next your particular application: 1. Set the thermostat system switch to OFF. 2. Press and hold [—land[ +] together for step. 3 seconds.
ESTABLISHING COMMUNICATION Establishing Communication between WRIT and the Base Module The thermostat and base module come factory linked out of the box. If however, communication is lost, follow this easy Two Step process to Step 1. LED Relay Indicators Blue LED re-establish the communication link. 1. Press and hold the base module Learn button for 3 seconds. The Blue LED will flash when ready to receive initial signal from WRIT. (Base module must be powered by 24V.
MOUNT THERMOSTAT & BATTERY INSTALLATION Mount Thermostat Align the 4 tabs on the sub base with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps in place. 2 FRIED RICH Battery Installation Battery installation is optional if thermostat is hardwired. terminal connected to 24 VAC, Class Il power oy Insert 2 AA Alkaline batteries (included).
SPECIFICATIONS & CONTACT INFORMATION Specifications WRIT Thermostat The display range of temperature The control range of temperature Load rating Display accuracy Swing (cycle rate or differential) .. -41°F to 95°F (5°C to 35°C) 44°F to 90°F (7°C to 32°C) 1 amp per terminal, 1.5 amp maximum all terminals combined -Heating is adjustable from 0.2°F to 2.0°F to Cooling is adjustable from 0.2°F to 2.
