Friedrich US14C30 - Manuals

Page 2 - SERVICE MANUAL; SAFETY PRECAUTIONS; CONTENTS

—2— 1. PREFACE 1.1 SAFETY PRECAUTIONS ...............................2 1.2 INSULATION RESISTANCE TEST.................2 1.3 SPECIFICATIONS ..........................................3~8 1.4 FEATURES .....................................................9 1.5 CONTROL LOCATIONS ............................

Page 9 - CONTROL LOCATIONS; • OPER; CAUTION

—9— 1.4 FEATURES • Designed for cooling only.• Powerful and quiet. • Slide out chassis for the simple installation and service. 1.5 CONTROL LOCATIONS 1.5.1 COOLING ONLY MODEL • OPER ATION • Built in adjustable THERMOSTAT.• Washable one-touch filter.• Compact size. • VENTILATION Push the lever to the...

Page 10 - DISASSEMBLY INSTRUCTIONS; Figure 1

—10— 2.1 MECHANICAL PARTS 2.1.1 FRONT GRILLE 1. Open the inlet grille downward.2. Remove the screw which fastens the front grille.3. Pull the front grille from the right side.4. Remove the front grille. (See Fig. 1)5. Re-install the component by referring to the removal procedure. 2.1.2 CABINET 1. A...

Page 11 - Figure 7; AIR HANDLING PARTS; Figure 4

Figure 7 —11— 2.2 AIR HANDLING PARTS 2.2.1 ORIFICE, AND TURBO FAN 1. Remove the front grille. (Refer to section 2.1.1)2. Remove the cabinet. (Refer to section 2.1.2)3. Remove the 2 screws which fasten the evaporator at the left side and the right side. (See Fig. 4) 4. Move the evaporator to the side...

Page 12 - Figure 9

—12— 2.2.3 SHROUD 1. Remove the fan. (Refer to section 2.2.2)2. Remove the shroud. (See Fig. 9)3. Re-install the components by referring to the removal procedures, above. 2.3 ELECTRICAL PARTS 2.3.1 MOTOR 1. Remove the cabinet. (Refer to section 2.1.2)2. Remove the clamp cord and disconnect the wire ...

Page 14 - REFRIGERATION CYCLE

—14— 2.4 REFRIGERATION CYCLE 2.4.1 CONDENSER 1. Remove the cabinet. (Refer to section 2.1.2)2. Remove the brace. (Refer to section 2.2.1) 3. Remove the 7 screws which fasten the condenser.4. After discharging the refrigerant completely into a Freon TM Recovery System, unbraze the interconnecting tub...

Page 15 - NOTES

—15— — Replacement of the refrigeration cycle. 1. When replacing refrigeration components, be sure to discharge the refrigerant system using a Freon TM recovery System.Install a valve for the recovery, before venting theFreon, remove the valve when finished. 2. After discharging the unit completely,...

Page 16 - Figure 17A-Pulling Vacuum

—16— Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment, Pinch-off toolcapable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Servicevalve. A COMPOUND GAUGE EVAPORATOR(LOW PRESSURE SIDE) COMPRESSOR CAPILLARY TUBE CONDENSE...

Page 17 - TROUBLESHOOTING GUIDE; OUTSIDE DIMENSIONS

—17— 3. TROUBLESHOOTING GUIDE 3.1 OUTSIDE DIMENSIONS 20- 3 / 32 " (499mm) 24" (610mm) 14- 3 / 8 " (366mm) CONDENSER COILS EVAPORATOR COILS FAN MOTOR : REFRIGERANT FLOW TURBO FAN CAPILLARY TUBE COMPRESSOR 3.2 PIPING SYSTEM Following is a brief description of the important components and t...

Page 18 - TROUBLESHOOTING GUIDE; Unit is running but cooling is ineffective

—18— 3.3 TROUBLESHOOTING GUIDE In general, possible trouble is classified in two causes.One is called Starting Failure which is caused from an electrical defect, and the other is Ineffective Air Conditioningcaused by a defect in the refrigeration circuit and/or improper application. Unit is running ...

Page 19 - Fails to Start

—19— Fails to Start Check circuit breakerand fuse. Check control board Only fan fails to start. Improper wiring. Defect of fan motorcapacitor. Irregular motor resistance( ).Irregular motor insulation( ). Replacement of fan motor Regular but fails to start Replacement of compressor(locking of rotor, ...

Page 21 - ROOM AIR CONDITIONER VOLTAGE LIMITS

—2 1 — M U M I X A M M U M I N I M G N I T A R E T A L P E M A N V 5 . 6 2 1 V 5 . 3 0 1 V 5 1 1 V 3 5 2 V 7 8 1 V 0 3 2 / 8 0 2 Y D E M E R E S U A C T N I A L P M O C Check voltage. See the limits on the preceding. page. If not within limits, call an electrician. Check the wire connections, if loo...

Page 23 - WIRING DIAGRAM

—23— 4. SCHEMATIC DIAGRAM 4.1 CIRCUIT DIAGRAM (SMPS) MEZ62420710 250V/T2A (250V/T3.15A) WIRING DIAGRAM

Page 24 - Exploded View

567502 550140 359012 352380 346811 149980 130410 435300 435301 147582-1 147581 135303 152302 147582-2 135312 349480 W48602 731273 C B 567480 W0CZZ 249950 238310 237200 A 264110 MO E D M I T R E W O P R E N A F D E E P S Fan y gr e n E re v a S Cool Timer P M E T ' F F1 LO W F2 ME D F3 HIG H 132100 1...

Page 31 - FRIEDRICH AIR CONDITIONING CO.

Unifit Cool Svc Parts 2010 (05/10) Printed in the U.S.A Post Office Box 1540 • 4200 N. Pan Am Expressway • San Antonio, Texas 78295-1540 • (210) 357-4400 • FAX (210) 357-4480 FRIEDRICH AIR CONDITIONING CO. Visit our web site at www.friedrich.com P/NO.:3828A20294U

Friedrich US14C30 - Manuals

Manuals:

Manual Friedrich US14C30

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Friedrich Manuals