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Sears GR-131SF manual

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Table of contents for the manual

  • Page 1

    SAFETY PRECAUTIONS 1. Check if an electric leakage occurs in the set. 2. When servicing current applying parts, unplug prior to servicing. 3. In case of testing with power injecting, wear rubber gloves to prevent electric shock. 4. If you use any appliances, check regular current, voltage and capacity. 5. Don't touch metal products in cold fre[...]

  • Page 2

    In case that a considerable leakage occurs and to stop the vacuum pump will be necessary and add a small quantity of Freon to the system, if vacuum should not be obtained (pressure gauge can't fall to 1 atmosphere.), start the refrigeration unit and find the leakage with the special leak-finder. When the defective soldering point is visible, r[...]

  • Page 3

    AIR RECHARGING IN COMPRESSOR Test the refrigeration system by connecting it electrically before refilling operation. This is necessary to ascertain the function of the motor-compressor and identify the defects immediately. If the defects have been found, empty the old system of eventual R134a residue by breaking off the end of the extension piece a[...]

  • Page 4

    In case that a considerable leakage occurs and to stop the vacuum pump will be necessary and add a small quantity of Freon to the system, if vacuum should not be obtained (pressure gauge can't fall to 1 atmosphere.), start the refrigeration unit and find the leakage with the special leak*finder. When the defective soldering point is visible, r[...]

  • Page 5

    SPECIFICATIONS ITEMS SPECIFICATIONS DOOR TYPE 1 DOOR NET CAPACITY 94 l CONDENSER TYPE WALL CONDENSER (FLUSH BACK) DEFROSTING SYSTEM MANUAL TEMPERATURE CONTROL KNOB DIAL ITEMS INSULATION DO_OR _ CABINET EVAPORATOR DIMENSION NET WEIGHT REFRIGERANT VS Series COMPRESSOR LUBRICANT NS Series COMPRESSOR SPECIFICATIONS POLYURETHANE POLYURETHANE ROLL BOND T[...]

  • Page 6

    DISASSEMBLY A. DOOR 1. Loosen 3 screws holding an upper hinge to separate the door body. (Figure 7) Figure 7 B. THERMOSTAT 1. Pull Knob Dial, 2. Loosen 1 screw holding the case and pull it out to remove the Therme cover. (Figure 8) Figure 8 C. COMPRESSOR AND PTC 1. Remove Clamp, Protector Cover, Power Cord and Lead Wire first. (Figure 10) 2. Separa[...]

  • Page 7

    CIRCUIT DIAGRAM 4 THERMOS'[A'T YL _ BK GN{GN_L) t <_ BK s_ it"__FL _REs_oR P.T.C STARTER YL: YELLOW BK: BLACK BL: BLUE GN:GREEN THE PLUG TYPE ON CIRCUIT DIAGRAM IS SUBJECT TO CHANGE IN DIFFERENT LOCALITIES. J652-00041C[...]

  • Page 8

    TROUBLESHOOTING DEFECT EFFECT CAUSE REMEDY GROUP PARTIALLY OR COMPLETELY OUT OF REFRIGERANT CHARGE EXCESSIVELY FULL HUMIDITY IN THE SYSTEM PRESENCE OF AIR IN THE SYSTEM BLOCKED CAPILLARY MOTOR- COMPRESSOR SHORT-CIRCUITED OR BLOCKED MOTOR- COMPRESSOR DOSE NOT COMPRESS NOISY MOTOR- COMPRESSOR Evaporator dose not frost even though motoFcompressor runs[...]

  • Page 9

    NO COOLING The Compressor doesn't run, Check if the current flows at the contacting Poor contacting point Replace the Thermostat. Check if the current flows at the contacting point of the starting system. Poor contacting point and broken Replace the device. Check if the current flowing of the sub coil of _ " -11-[...]

  • Page 10

    COMPRESSOR AND ANOTHER ELECTRIC COMPONENTS Separate the PTC-STARTER from the Compressor and measure the voltage between M and C of the Compressor. Equal to the applied _ r_ voltage. (Rating _ 2> voltage + 10%) I Check the L resistance of the Compressor Motor. YES YES NO NO YES OLP works within 30 sec. in forcible OLP operation by turning instant[...]

  • Page 11

    PTC Poor starting or no operating of the Compressor. 4D First, separate the PTC from the Compressor and check the voltage between NO 5 and 6 in the PTC with a muititester or Wheatstone Bridge. F Normal _ Check another electric components. __ Abnormal _ Replace the PTC. _{_ Abnormal _ Replace the PTC. 4m Separate the OLP from the Compressor and chec[...]

  • Page 12

    EXPLODED VIEW -14-[...]

  • Page 13

    -15-[...]

  • Page 14

    HOME DEPOT(HDP) Electrical Specification ITEM GR-051SF GR-131SF GR=151SF BUYER MODEL NAME GR_051SF GR_131SPF GR-151SPF RATED INPUT(W) 70+15% 70+15% 70+15% DEFROST INPUT(W) ENERGY CONSUMPTION(kwh/yr) 288 330 350 AMPERE(Amp) 0.84 1.0 0.7 RATING(V/Hz) 115/60 115/60 115/60 REFRIGERANT R134a R134a R134a CHARGE(Oz) 1.41 2.12 3.35 COMPRESSOR NS24LBCM NS24[...]