Manual Friedrich RT4

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  • Friedrich RT4 - page 1

    Manual Changeover Non-Programmable Hardwired RT4 Non-Programmable Electronic Thermostat Installation, Operation & Application Guide • For use with F riedrich PT AC and V ert-I-Pak Systems • 30-Minute Power Loss Memory Retention ...

  • Friedrich RT4 - page 2

    T able of Contents Parts Diagram ........................................................................................................................................... 1 Specifications ................................................................................................................ ........................... 2 Important Safety ...

  • Friedrich RT4 - page 3

    1 P arts Diagram Mode Switch Fan Switch Celsius/ Fahrenheit Jumper Reset Button Heat Pump/ Non-Heat Pump Jumper Gas/Electric Switch F–C NON–HP HP Cool Heat Off On Auto Electric Gas ...

  • Friedrich RT4 - page 4

    2 Specifications Input: • V oltage: 18-30 VAC Output: • Maximum: 1 amp per terminal (3 amp total for all terminals) T emperature Ranges: • T emperature control range: 45°F to 90°F (7°C to 32°C) Accuracy: ± 1°F (± 0.5°C) • Differential range: 1°F to 3°F (0.5°C to 1.5°C) Accuracy: ± 1°F (± 0.5°C) • System configurations: Sin ...

  • Friedrich RT4 - page 5

    3 P ackage Contents/T ools Required Package includes: RT4 non-programmable thermostat on base, thermostat cover , wiring labels, screws and wall anchors, Installation, Operation and Application Guide. T ools required for installation: Drill with 3/16” bit, hammer , screwdriver . General Description • The RT4 thermostat is a hardwired, digital, ...

  • Friedrich RT4 - page 6

    4 ELEC T RI C A L SHO CK H A Z A R D – T urn of f powe r at the main s er vic e pane l by rem oving th e fuse or swi tching th e appr opriate ci rcui t breaker to th e OFF p ositio n befor e rem oving th e exis ting ther most at. 1. T urn off power to the heating and cooling system by removing the fuse or switching off the appropriate circuit bre ...

  • Friedrich RT4 - page 7

    5 T o Install Thermostat (continued) 4. Put thermostat base against the wall where you plan to mount it (Be sure wires will feed through the wire opening in the base of the thermostat). 5. Mark the placement of the mounting holes. 6. Set thermostat base and cover away from working area. 7. Using a 3/16” drill bit, drill holes in the places you ha ...

  • Friedrich RT4 - page 8

    6 Replace the old labels with the enclosed new labels: Replacing Wiring Labels Old New T ype F , G G Fan control relay B B Heat active reversing valve Y , Y6 Y Cooling control H, W , 4 W Heating control C C T ransformer , common side M, 4, RH, RS, R R T ransformer , hot side ...

  • Friedrich RT4 - page 9

    7 Setting the Room T emperature (Setpoint T emperature) Step 1: Press the or button; the current temperature setpoint displays. Step 2: Press the or button until the desired temperature setpoint displays. The new temperature setting is automatically saved. After 5 seconds, the display returns to showing the current room temperature. Setting a New T ...

  • Friedrich RT4 - page 10

    8 caution! : Do not switch system to cool if the outdoor temperature is below 50°F (10°C). This can damage the air conditioning system and may cause personal injury . Action: Set the Mode switch to Cool . Press the button until the temperature setting is 3°F below the room temperature. Result: The A/C system and fan should turn on. Action: Set t ...

  • Friedrich RT4 - page 11

    9 Wiring Diagram NOTE: B terminal used on heat pump models only C R W Y B G C R W Y B O G T H E R M O S T A T F R I E D R I C H P T A C HARDWIRED ...

  • Friedrich RT4 - page 12

    10 T roubleshooting Symptom Remedy The system is not turning on Check the wiring (see Installation, Page 4) LCD is blank Check the wiring (see Installation, Page 4) Thermostat is not properly controlling the fan Check that the Gas/Electric switch is set to electric Thermostat is continuously turning on and off Increase the temperature differential ...

  • Friedrich RT4 - page 13

    Friedr ich Air Co nditioning Co. Post O f fice B ox 1 54 0 • San A ntonio, T ex as 782 95- 1 540 42 00 N. Pan A m E xpre ss way • San Antonio, T e xas 782 1 8 -52 1 2 (2 1 0) 3 57 - 44 00 • FA X ( 2 1 0) 3 57 - 44 80 w w w . fried rich . com ...

Manufacturer Friedrich Category Thermostat

Documents that we receive from a manufacturer of a Friedrich RT4 can be divided into several groups. They are, among others:
- Friedrich technical drawings
- RT4 manuals
- Friedrich product data sheets
- information booklets
- or energy labels Friedrich RT4
All of them are important, but the most important information from the point of view of use of the device are in the user manual Friedrich RT4.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Friedrich RT4, service manual, brief instructions and user manuals Friedrich RT4. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Friedrich RT4.

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A complete manual for the device Friedrich RT4, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Friedrich RT4 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Friedrich RT4.

A complete Friedrich manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Friedrich RT4 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Friedrich RT4, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Friedrich RT4, that we can find in the current document
3. Tips how to use the basic functions of the device Friedrich RT4 - which should help us in our first steps of using Friedrich RT4
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Friedrich RT4
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Friedrich RT4 in a specific country, if it was not possible to solve the problem on our own.

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