Instruction/ maintenance manual of the product 48SX Carrier
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A Guide T o Operating and Maintaining Y our Gas Heating/Electric Cooling Unit NOTE TO INST ALLER This manual should be left with the equipment owner . FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicin- ity of this or any other appliance.
Y our combination heating/cooling unit is equipped with an automatic direct spark ignition and power combustion blower . Do not attempt to light by hand; personal injury may result. TO LIGHT UNIT 1. Do not turn of f the electrical power to unit without first turning of f the gas supply .
ROUTINE MAINTENANCE All routine maintenance should be handled by skilled, ex- perienced personnel. Y our dealer can help you establish a standard procedure. For your safety , keep the unit area clear and free of com- bustible materials, gasoline, and other flammable liquids and vapors.
Heat Exchanger — T o ensure dependable and ef f icient heating operation, the heat exchanger should be checked by a qualified maintenance person before each heating season, and cleaned when necessary . This checkout should not be attempted by anyone not having the required expertise and equipment to properly do the job.
STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 STEP 9 STEP 10 F i g .3—T o Light Unit 5.
STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 F i g .4—T o Shut Unit Off 6.
Electrical Controls and Wiring — Electrical con- trols are dif f icult to check without proper instrumentation; therefore, if there are any discrepancies in the operating cycle, contact your dealer and request service.
BEFORE YOU CALL FOR SERVICE, CHECK FOR SEVERAL EASIL Y -SOL VED PROBLEMS If insuf f icient heating or cooling is suspected: ( ) Check for suf f icient airflow . Check the air filter for dirt. Check for blocked return-air or supply-air grilles. Be sure they are open and unobstructed.
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MODEL 48SS W ARRANTY 11.
MODEL 48SX W ARRANTY Copyright 1998 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 Ta b 1 a 6 a PC 1 1 1 Catalog No. 564-993 Printed in U.
An important point after buying a device Carrier 48SX (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier 48SX yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carrier 48SX - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 48SX you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 48SX will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 48SX, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carrier 48SX.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 48SX. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 48SX along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
