-
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 ...
Friedrich RT4についてご質問がありますか?
次のフォームを使用してください
見つけた説明書を読んでもFriedrich RT4の問題を解決できない場合、下記のフォームを使用して質問をしましょう。ユーザーのどなたかがFriedrich RT4で同様の問題を抱えていた場合、その解決方法を共有したいと考えるかもしれません。