Carrier 50JS Manual To Operating And Maintaining
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Carrier 50JS Manual To Operating And Maintaining

Carrier 50JS Manual To Operating And Maintaining

Single-package heat pump
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A Guide To Operating and Maintaining Your
WELCOME TO EFFICIENT
YEAR-ROUND COMFORT
Congratulations on your excellent choice and sound invest-
ment in year-round home comfort!
Your new heat pump represents both the latest in engineering
development and the culmination of many years of experience
from one of the most reputable manufacturers of comfort
systems.
Your new unit is among the most energy-efficient and reliable
heat pump products available today. To assure its dependabili-
ty, spend just a few minutes with this booklet now. Learn about
the operation of your heat pump, and the small amount of main-
tenance it takes to keep it operating at its peak efficiency.
With minimal care, your new heat pump will provide you
with year-round home or office comfort—both now and for
years to come.

SAFETY CONSIDERATIONS

Recognize safety information. This is the safety-alert symbol
. When you see this symbol on the unit and in instructions
!
or manuals, be alert to the potential for personal injury.
NOTE TO INSTALLER: THIS MANUAL SHOULD BE LEFT WITH THE EQUIPMENT USER.
Single-Package Heat Pump Unit
Fig. 1—50JS/JX Unit
Single-Package Heat Pump
Understand the signal words DANGER, WARNING, and
CAUTION. These words are used with the safety-alert symbol.
DANGER identifies the most serious hazards which will result
in severe personal injury or death. WARNING signifies hazards
which could result in personal injury or death. CAUTION is
used to identify unsafe practices which would result in minor
personal injury or product and property damage. NOTE is used
to highlight suggestions which will result in enhanced installation,
reliability, or operation.
WARNING
!
Improper installation, adjustment, alteration, ser-
vice, maintenance, or use can cause explosion,
fire, electrical shock, or other conditions which
may cause serious injury, death or property dam-
age. Consult a qualified installer, service agency,
or your distributor or branch for information or as-
sistance. The qualified installer or agency must
use factory-authorized kits or accessories when
modifying this product.
50JS, JX

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Summary of Contents for Carrier 50JS

  • Page 1: Safety Considerations

    . When you see this symbol on the unit and in instructions or manuals, be alert to the potential for personal injury. Fig. 1—50JS/JX Unit NOTE TO INSTALLER: THIS MANUAL SHOULD BE LEFT WITH THE EQUIPMENT USER.

  • Page 2: Identifying Your System

    • Your system may also be equipped with a zoning system Fig. 3—Carrier Non-Programmable T-stat...

  • Page 3: Performing Routine Maintenance

    When your heat pump needs additional heat to keep you com- However, before performing maintenance, consider these fortable, your Carrier electronic thermostat will turn on the important safety precautions: supplemental heat (if equipped) and will display the “AUX HT”...

  • Page 4: Regular Dealer Maintenance

    “SERVICE CALL” WARRANTIES CHECK FOR THESE EASILY SOLVED You have purchased either a 50JS or 50JX series unit. Each PROBLEMS: has a separate warranty at the back of this booklet. Be sure to read the warranty carefully to determine the coverage for •...
  • Page 7 A new or remanufactured compressor will be provided at Carrier's sole option under the same conditions as stated in the 5. Damage as a result of floods, winds, fires, lightning, accidents, corrosive 1-YEAR WARRANTY.
  • Page 9 PERIOD OF THIS WARRANTY. after return of the defective part, at Carrier’s sole option without charge for CARRIER CORPORATION WILL NOT BE RESPONSIBLE FOR: the part itself, PROVIDED the defective part is returned to our distributor.

  • Page 12: Installation Data

    Have available the Model No., Series Letter, & Serial No. of your equipment to ensure correct replacement part. Carrier Corporation Indianapolis, Indiana 46231 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations . Copyright 1999 Carrier Corporation Form: OM50-26 Replaces: NEW Printed in the U.S.A.

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50jx

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