Friedrich SH20L30-A Manual de usuario

SH15L30-ASH20L30-ASH20L50-AHG-SVC-PRTS-05 (4-05)Service & Parts ManualRoom Air Conditioners50 & 60 Hz Models2005

10NOTE:All inoperative compressors returned to Friedrich must have all lines properly plugged with the plugs from the replacement compressor.REFRIGERA

11TROUBLESHOOTINGPROBLEM POSSIBLE CAUSE TO CORRECTUNIT DOES NOT RUN.Power disconnected. Check power source.System switch in “Off” position.Set switch

12TROUBLESHOOTING (Continued)PROBLEM POSSIBLE CAUSE TO CORRECTCOMPRESSOR ATTEMPTS TO START, OR RUNS FOR SHORT PERIODS ONLY. CYCLES ON OVERLOAD.Compr

13TROUBLESHOOTING (Continued)PROBLEM POSSIBLE CAUSE TO CORRECTFAN MOTOR DOES NOT RUN.Defective switch (On-Off). Check continuity across terminals 2 a

14WIRING DIAGRAMMODELS SH15L30-A, SH20L30-A, SH20L50-A

15HAZARDGARD CABINET PARTS

16HAZARDGARD CHASSIS PARTS

17HAZARDGARD PARTS LIST REF DESCRIPTION PART NO# MODELS CODEELECTRICAL PARTSSH15L30-ASH20L30-ASH20L50-A1 COMPRESSOR 61193549 1 6001 COMPRESSOR 611935

18REF DESCRIPTION PART NO# MODELS CODECHASSIS PARTSSH15L30-ASH20L30-ASH20L50-A26 SHROUD, CONDENSER 61803601 172026 SHROUD, CONDENSER 61804901 1172027

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2TABLE OF CONTENTS Specifi cations ...

HG-SVC-PRTS-05 (4-05)Use Factory Certifi ed Parts.FRIEDRICH AIR CONDITIONING CO.Post Office Box 1540 · San Antonio, Texas 78295-15404200 N. Pan Am Expr

3EVAPORATOR AIR TEMP. DEG. FEVAPORATOR TEMP. DEG. FCONDENSER TEMP.DEG. FDischarge TempSuction TempLiquid TempSuper HeatSub-CoolingOPERATING PRESSURESE

4COMPRESSOR WINDING TEST (Figure 2.)Remove the compressor terminal box cover and disconnect the wires from the terminals. Using an ohmmeter, check con

5FAN MOTOR (Figure 4)A 230 volt single phase permanent split capacitor motor is used to drive the evaporator blower and condenser fan. A running capa

6RED DOTRUN CAPACITORFANMOTORCOMPRESSORFIGURE 7 RUN CAPACITOR HOOK–UPCAPACITOR, RUNA run capacitor is wired across the auxiliary and main winding o

7Note: The temperature must be within the range listed to check the thermostat. Refer to the troubleshooting section in this manual for additional i

8LOW AMBIENT BYPASS VALVE (Figure 9)The HazardGard unit is designed to operate at low outside ambient temperatures. This is accomplished by the use o

9 NOTE: This procedure can be sped up by the use of heat lamps, or by breaking the vacuum with refrigerant or dry nitrogen at 5,000 microns. Pressure