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Manual Carrier 38YRA

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  • Carrier 38YRA - page 1

    38YRA Heat Pump—Outdoor Section Installation and Start-Up Instructions NOTE: Read the entire instruction manual before starting the installation. This symbol → indicates a change since last issue. SAFETY CONSIDERATIONS Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or oth ...

  • Carrier 38YRA - page 2

    Install TXV kit to indoor coil as follows: 1. Install suction tube adapter. 2. Install liquid flare-to-sweat adapter. 3. Install TXV on liquid flare-to-sweat adapter. 4. Connect external equalizer tube to fitting on suction tube adapter. 5. Position sensing bulb on horizontal portion of suction tube adapter. Secure using supplied hardware. Insulate ...

  • Carrier 38YRA - page 3

    7. Do not suspend refrigerant tubing from joists and studs with a rigid wire or strap which comes in direct contact with the tubing. (See Fig. 3.) 8. Ensure that tubing insulation is pliable and completely sur- rounds the vapor tube. 9. When necessary, use hanger straps which are 1 in. wide and conform to the shape of the tubing insulation. (See Fi ...

  • Carrier 38YRA - page 4

    A brazing shield MUST be used when tubing sets are being brazed to the service valves to prevent damage to the painted unit surface. Relieve pressure and recover all refrigerant before system repair or final unit disposal to avoid personal injury or death. Use all service ports and open all flow-control devices, including solenoid valves. Do not ve ...

  • Carrier 38YRA - page 5

    5. Set room thermostat at HEAT or COOL and fan switch at ON or AUTO, as desired. Operate unit for 15 minutes. Check system refrigerant charge. (See Step 10.) SEQUENCE OF OPERATION — With power supplied to indoor and outdoor units, transformer is energized. Cooling On a call for cooling, the thermostat makes circuits R-O, R-Y, and R-G. Circuit R-O ...

  • Carrier 38YRA - page 6

    → Fig. 9—Typical 24-v Circuit Connections A94390 FAN COIL Y/Y2 W/W1 C R 24 VAC HO T 24 VAC CO M HEAT STAGE 2 COOL/HEAT STAGE 1 INDOOR FAN CORPORATE NON-PROGRAMMABLE THERMOSTAT MODEL HP HEAT PUMP RVS COOLING NOT USED NOT USED TROUBLE OPTIONAL OUTDOOR SENSOR CONNECTION S2 S1 B Y1 R C W2 G G Y O/W2 O W2 R C L FA, FB, FC, FD, FF A95215 Y/Y2 W/W1 R ...

  • Carrier 38YRA - page 7

    → Fig. 9—Typical 24-v Circuit Connections (continued) A95330 FAN COIL Y/Y2 W/W1 C R 24 VAC HO T 24 VAC CO M HEAT STAGE 2 COOL/HEAT STAGE 1 INDOOR FAN CORPORATE NON-PROGRAMMABLE THERMOSTAT MODEL HP HEAT PUMP RVS COOLING NOT USED NOT USED TROUBLE OPTIONAL OUTDOOR SENSOR CONNECTION S2 S1 B Y1 W2 G R L FK4C R W1 Y Y/Y2 G W2 C C O/W2 O O Y1 A94392 F ...

  • Carrier 38YRA - page 8

    WIRING DIAGRAM NOTES: 1. Underlined letter on dual terminal indicates its usage. Outdoor Temperature Sensor must be attached in all dual fuel installations. Jumper wire between O/W2 and L thermostst terminals MUST be present. 2. Y1 and O connections to 2-stage furnaces MAY NOT EXIST, or may be only a wire rather than a screw terminal. 3. Corporate ...

Manufacturer Carrier Category Heat Pump

Documents that we receive from a manufacturer of a Carrier 38YRA can be divided into several groups. They are, among others:
- Carrier technical drawings
- 38YRA manuals
- Carrier product data sheets
- information booklets
- or energy labels Carrier 38YRA
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 Carrier 38YRA.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Carrier 38YRA, service manual, brief instructions and user manuals Carrier 38YRA. 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 Carrier 38YRA.

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A complete manual for the device Carrier 38YRA, 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 Carrier 38YRA by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Carrier 38YRA.

A complete Carrier 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 Carrier 38YRA - 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 Carrier 38YRA, 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 Carrier 38YRA, that we can find in the current document
3. Tips how to use the basic functions of the device Carrier 38YRA - which should help us in our first steps of using Carrier 38YRA
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Carrier 38YRA
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Carrier 38YRA in a specific country, if it was not possible to solve the problem on our own.

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