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Manual Friedrich KL25J30

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  • Friedrich KL25J30 - page 1

    Page 1 Ser vice & P ar ts Man ual AMERICA’S BEST AIR CONDITIONER 1998 QuietMaster ® J Series KS10J10 KS12J10 KS12J30A KM18J30A KM21J30 KL25J30 RA C-K (1/98) ...

  • Friedrich KL25J30 - page 2

    Page 2 T ABLE OF CONTENTS PA G E GENERAL F riedrich Room Model Number Code ............................................................................................... ........ 3 Application and Sizing ......................................................................................................... ..................... 4 Instructions f ...

  • Friedrich KL25J30 - page 3

    Page 3 FRIEDRICH R OOM MODEL NUMBER CODE K S 10 G 1 0 D 1st DIGIT - FUNCTION S = Straight Cool, V alue Ser ies C = Straight Cool, Budget Series Y = Heat Pump E = Electric Str ip K = Straight Cool, Challenger or QuietMaster Series W = Thru-The-W all, WallMaster Series 2nd DIGIT - TYPE C = Casement P = P owerMiser “P ortable” Q = QStar , KStar or ...

  • Friedrich KL25J30 - page 4

    Page 4 APPLICA TION AND SIZING In the application and sizing of room air conditioners f or cooling, it is most impor tant to giv e full consideration to all f actors which may contrib ute to the heat loss or gain of the space to be conditioned. It is theref ore necessar y to make a sur v e y of the space to be conditioned and calculate the load req ...

  • Friedrich KL25J30 - page 5

    Page 5 INSTR UCTIONS FOR USING COOLING LO AD ESTIMA TE FORM FOR ROOM AIR CONDITIONERS (AHAM PUB. NO . RA C-1) A. This cooling load estimate f or m is suitable f or estimating the cooling load f or comfort air conditioning installations which do not require specific conditions of inside temperature and humidity . B . The f or m is based on an outsid ...

  • Friedrich KL25J30 - page 6

    Page 6 COOLING LO AD ESTIMA TE FORM ...

  • Friedrich KL25J30 - page 7

    Page 7 SPECIFICA TIONS KS10J10 KS12J10 KS12J30A KM18J30A KM21J30 KL25J30A BTUH 12500 18000 21000 25000 10000 12000 12500 18000 20500 24700 E.E.R. 10.0 9.6 9.0 8.3 10.3 9.5 10.0 9.6 9.0 8.2 V olts 230 230 230 230 115 115 208 208 208 208 Amperes 5.8 8.3 10.5 13.5 9.1 10.8 6.2 9.1 11.3 15.0 T otal W atts 1250 1875 2335 3010 970 1265 1250 1875 2280 301 ...

  • Friedrich KL25J30 - page 8

    Page 8 COMPONENTS OPERA TION & TESTING W ARNING DISCONNECT ELECTRICAL PO WER T O UNIT BEFORE SER VICING OR TESTING COMPRESSORS Compressors are single phase, 15 or 230/208 v olt, de- pending on the model unit. All compressor motors are per manent split capacitor type using only a running ca- pacitor across the star t and r un ter minal. All comp ...

  • Friedrich KL25J30 - page 9

    Page 9 The ov erload is wired in ser ies with the common motor ter minal. The ov erload senses both major amperage and compressor temperature . High motor temperature or amperage heats the disc causing it to open and break the circuit to the common motor ter minal. Figure 3: External Overload Heat generated within the compressor shell is usually du ...

  • Friedrich KL25J30 - page 10

    Page 10 Figure 5: F an Motor 5. Apply “live” test cord probes on each of the re- maining wires from the speed s witch or system s witch to test intermediate speeds. CAP A CIT OR, R UN A run capacitor is wired across the auxiliar y and main winding of a single phase per manent split capacitor motor such as the compressor and f an motor . A singl ...

  • Friedrich KL25J30 - page 11

    Page 11 Figure 7: System Control P anel THERMOST A T (Figure 9) A cross ambient ther mostat is used on all standard chas- sis units. In addition to cycling the unit in a heating or cooling operation, the thermostat will ter minate the cool- ing cycle in the e vent ice f or ms on the ev aporator coil, in this case the ther mostat functions as a de-i ...

  • Friedrich KL25J30 - page 12

    Page 12 RESIST OR (Heat Anticipator) F ailure of the resistor will cause prolonged “off ” and “on” cycles of the unit. When replacing a resistor , be sure and use the e xact replacement. Resistor ratings are as f ollows: 115 V olt - 5,000 ohms 3 watt 230 V olt - 20,000 ohms 3 watt Figure 10 RESIST OR FIGURE 11 R OCKER SWITCH MONEYSA VER ® ...

  • Friedrich KL25J30 - page 13

    Page 13 a. Balance Scales - 1/2 oz. accuracy b . Charging Board - 1/2 oz. accuracy 9. High Pressure Gauge - (0 - 400 lbs.) 10. Low Pressure Gauge - (30 - 150 lbs .) 11. V acuum Gauge - (0 - 1000 microns) EQ UIPMENT MUST BE CAP ABLE OF: 1. Recovering CFCs as low as 5%. 2. Evacuation from both the high side and lo w side of the system simultaneously ...

  • Friedrich KL25J30 - page 14

    Page 14 R O T AR Y COMPRESSOR SPECIAL TROUBLESHOO TING AND SER VICE Basically , troubleshooting and servicing rotar y compres- sors is the same as on the reciprocating compressor with only a fe w exceptions. 1. Because of the spinning motion of the rotar y , the mounts are critical. If vibration is present, chec k the mounts carefully . 2. The elec ...

  • Friedrich KL25J30 - page 15

    Page 15 Troubleshooting Cooling PROBLEM POSSIBLE CA USE T O CORRECT Check for voltage at compressor. 1115 volt and 230 volt units will operate at 10% voltage variance. Set thermostat to coldest position. Test thermostat and replace if inoperative. Hard start compressor. Direct test compressor. If com- pressor starts, add starting components. Check ...

  • Friedrich KL25J30 - page 16

    Page 16 PROBLEM POSSIBLE CA USE T O CORRECT Replace fuse, reset breaker. If repeats, check fuse or breaker size. Check for shorts in unit wiring and compo- nents Plug in power cord Set switch correctly. Test for continuity in each switch position. Check wiring and connections. Reconnect per wiring diagram. Fuse blown or circuit tripped. Power cord ...

  • Friedrich KL25J30 - page 17

    Page 17 PROBLEM POSSIBLE CA USE T O CORRECT Compressor attempts to start, or runs for short periods only. Cycles on overload. Check operation of unit. Replace overload if system operation is satisfactory. Allow a minimum of two (2) minutes for pressures to equalize before attempting to restart. Instruct customer of waiting period. Check voltage wit ...

  • Friedrich KL25J30 - page 18

    Page 18 PROBLEM POSSIBLE CA USE T O CORRECT Thermostat short cycles. Thermostat differential too narrow. Plenum gasket not sealing, allowing discharge air to short cycle the thermostat. Restricted coil or dirty filter. Thermostat bulb touching thermostat bulb support bracket. Replace thermostat. Check gasket, reposition or replace. Clean and advise ...

  • Friedrich KL25J30 - page 19

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  • Friedrich KL25J30 - page 22

    Page 22 * Not Shown QUIETMASTER "KS" - "KM" SERIES P AR TS LIST REF . P AR T NO . DESCRIPTION APPLICA TION KKK K K SSS M M 111 1 2 022 8 1 JJJ J J 113 3 3 000 0 0 ELECTRICAL P AR TS AA 1 615-628-09 Compressor , T ecumseh, 115 V ., 60 Hz., 1 Ph., Model RK5510E .................................. 1 1 615-628-00 Compressor , T ecums ...

  • Friedrich KL25J30 - page 23

    Page 23 QUIETMASTER "KS" - "KM" SERIES P AR TS LIST REF . P AR T NO . DESCRIPTION APPLICA TION KKKK K REFRIGERA TION SYSTEM COMPONENTS (Cont.) SSS M M 1111 2 0228 1 JJJJ J 1133 3 0000 0 AA 13 618-027-00 Panel Assemb ly , Left Side .......................................................................................... ... 1 1 ...

  • Friedrich KL25J30 - page 24

    Page 24 QUIETMASTER "KS" - "KM" SERIES P AR TS LIST REF . P AR T NO . DESCRIPTION APPLICA TION KK KKK SS S M M 11 112 02 281 JJ J JJ 11 333 00 000 AA CHASSIS P AR TS (Cont.) 34 914-004-00 Bolt, Compressor Mounting ............................................................................................... 3 3 3 3 3 35 618-102 ...

  • Friedrich KL25J30 - page 25

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  • Friedrich KL25J30 - page 27

    Page 27 QUIETMASTER "KL" SERIES P AR TS LIST REF . P AR T NO . DESCRIPTION APPLICA TION K L 2 5 J 3 0 ELECTRICAL P AR TS A 1 615-935-47 Compressor , T ecumseh, 230/208 V ., 60 Hz., 1 Ph., Model A WR5524EXN ........................................ 1 2 610-714-85 Motor , F an ................................................................. ...

  • Friedrich KL25J30 - page 28

    Page 28 QUIETMASTER "KL" SERIES P ARTS LIST REF . P AR T NO . DESCRIPTION APPLICA TION K L 2 5 J 3 0 CHASSIS P AR TS (Cont.) A 23 606-106-02 Blower Wheel ........................................................................................................................... 1 24 618-066-00 Inner W all .................................. ...

  • Friedrich KL25J30 - page 29

    Page 29 Use F actor y Cer tified P ar ts . . . Printed in U.S .A. Friedrich Air Conditioning Co. 4200 Nor th P an Am Expressw ay • P .O . Bo x 1540 San Antonio , T e xas 78295-1540 • U .S.A. Phone: (210) 357-4400 F ax: (210) 357-4480 RA C-K (1/98) ...

Manufacturer Friedrich Category Air Conditioner

Documents that we receive from a manufacturer of a Friedrich KL25J30 can be divided into several groups. They are, among others:
- Friedrich technical drawings
- KL25J30 manuals
- Friedrich product data sheets
- information booklets
- or energy labels Friedrich KL25J30
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 KL25J30.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Friedrich KL25J30, service manual, brief instructions and user manuals Friedrich KL25J30. 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 KL25J30.

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A complete manual for the device Friedrich KL25J30, 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 KL25J30 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Friedrich KL25J30.

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 KL25J30 - 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 KL25J30, 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 KL25J30, that we can find in the current document
3. Tips how to use the basic functions of the device Friedrich KL25J30 - which should help us in our first steps of using Friedrich KL25J30
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Friedrich KL25J30
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Friedrich KL25J30 in a specific country, if it was not possible to solve the problem on our own.

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