Whirlpool 1997 F Скачать руководство пользователя страница 10 | Manualshive

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SECTION TWO

THEORY OF OPERATION

THEORY OF OPERATION

THEORY OF OPERATION

THEORY OF OPERATION

THEORY OF OPERATION

TEMPERATURE CONTROL

Refrigerant Flow

Freezer temperature is regulated by an air sensing thermostat inside the control box located at the
top front of the freezer compartment. This thermostat actuates the compressor to circulate refrigerant
through the sealed system.

(Fig. 2) The thermostat should be set to maintain 0° - 2°F freezer food

temperature.

Evaporator

Condenser

Compressor

Filter Dryer

Process

Tube

Capillary

Tube

Evaporator

Inlet

Condenser

Outlet

Heat

Loop

Fig. 2

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Содержание 1997 F

Страница 1: ... 1997 F Model 2 2c u f t 2 2c u f t 2 2c u f t 2 2c u f t 2 2c u f t BO BO BO BO BOTT TT TT TT TTOM MOUNT OM MOUNT OM MOUNT OM MOUNT OM MOUNT R e f r i g R e f r i g R e f r i g R e f r i g R e f r i ge r a t o r F r e e z e r a t o r F r e e z e r a t o r F r e e z e r a t o r F r e e z e r a t o r F r e e ze r e r e r e r e rs s s s s ...

Страница 2: ...that will enable the service technician to properly diagnose malfunctions and repair 1997 F Model 22 cu ft bottom mount refrigerator freezers The objectives of the Job Aid are The service technician will Understand proper safety precautions Follow proper refrigerant recovery procedures Successfully troubleshoot and diagnose malfunction Successfully perform necessary repairs Successfully return the...

Страница 3: ...T ACCESS COMPONENT ACCESS Accessing the Component Compartment 9 Accessing the Heat Exchanger and Wiring Harness 10 Accessing Components in the Freezer Compartment 10 Accessing Component in the Refrigerator Section 13 SECTION FOUR DIAGNOSIS AND TROUBLESHOOTING DIAGNOSIS AND TROUBLESHOOTING DIAGNOSIS AND TROUBLESHOOTING DIAGNOSIS AND TROUBLESHOOTING DIAGNOSIS AND TROUBLESHOOTING Troubleshooting Guid...

Страница 4: ...iv ...

Страница 5: ...v ...

Страница 6: ... unless the component is to be removed and replaced It is extremely important to replace all grounding wires when components are replaced SECTION ONE GENERAL INFORMATION GENERAL INFORMATION GENERAL INFORMATION GENERAL INFORMATION GENERAL INFORMATION SAFETY To avoid the risk of electrical shock property damage personal injury or death WARNING Grounding Type Wall Receptacle Power Supply Cord with 3 ...

Страница 7: ...ther one The filter drier MUST be cut from the sealed system Never unbraze the filter drier from system tubing Applying heat will drive moisture back into the sealed system SEE SWEEP CHARGE PROCEDURES FOR THE 90 s Part No 4321717 FOR COMPLETE INSTRUCTION ON SERVICING THE SEALED SYSTEM R134a 1 000 ppm No Effect Can Cause Frostbite Very Slight Irritation Can Cause Frostbite Can Cause Asphyxiation Ta...

Страница 8: ...snapping it onto the hinge bracket 7 Replace the toe grille by inserting the metal clips in the slots in the back of the grille and snapping it into place Top of the toe grille is indicated on the back Ice Maker Installation Ice Maker Kit AMKIT97 is used only on the F model 22 cu ft Bottom Mount Refrigerator Freezer The AMKIT97 features a wiring harness shut off arm and fill valve specifically des...

Страница 9: ... grounding prong on a three prong plug if the wall receptacle is not a three prong grounding type ___ 2 It is permitted to use leak detection dyes to determine the location of leaks in an R134a sealed system ___ 3 The front rollers can be adjusted to level the refrigerator freezer by turning a hex head screw located behind the toe grille at the left and right sides of the cabinet ___ 4 The ice sto...

Страница 10: ... air sensing thermostat inside the control box located at the top front of the freezer compartment This thermostat actuates the compressor to circulate refrigerant through the sealed system Fig 2 The thermostat should be set to maintain 0 2 F freezer food temperature Evaporator Condenser Compressor Filter Dryer Process Tube Capillary Tube Evaporator Inlet Condenser Outlet Heat Loop Fig 2 ...

Страница 11: ...amount of refrigerated air entering the refrigerator compartment Fig 3 The control should be set to maintain 28 F to 40 F fresh food temperature Refrigerator Return Air Tunnel Refrigerator Air Sup ply Tunnel To Fresh Food Compartment Auto matic Control Damper and Diffuser Evaporator Fan Assembly Freezer Air Supply Grille Freezer Return Air Through Bottom of Evaporator Cover Evaporator Fig 3 ...

Страница 12: ...he evaporator coil tubing and opens at 48 F to terminate the defrost heating After 33 minutes from the start of defrost cycle the timer restores operation to the compressor circuit The bi metal thermostat contacts close at 13 F enabling the defrost heater to operate during the next defrost cycle The defrost heater is suspended on the right side and across the bottom of the evaporator The defrost h...

Страница 13: ...er is provided with a refrigerant heat loop that is foamed in place around the freezer compartment door ___ 2 Air flow from the freezer compartment to the refrigerator compartment is regulated through a motorized air damper door ___ 3 The defrost timer is located inside the freezer compartment control box ___ 4 The defrost cycle is designed to occur after eight hours of compressor run time ___ 5 T...

Страница 14: ...Remove the four 4 screws securing the heat exchanger cover to the back of the unit Fig 7 b 3 Remove the five 5 screws securing the component compartment cover to the cabinet Fig 7 c 4 Remove the two 2 screws securing the water supply valve to the base rail Fig 8 NOTE If a water supply valve is mount ed on the bracket it is not necessary to disconnect the copper supply tubing or the plastic supply ...

Страница 15: ...0 Fig 11 LOOSEN THESE SCREWS REMOVE THIS SCREW Accessing Component in the Freezer Section The evaporator automatic ice maker and other associated components are all accessible inside the freezer section Removing the Automatic Ice Maker 1 Remove the hex head screw securing the bottom bracket to the freezer liner 2 Loosen the two 2 screws in the slotted brackets at the top of the automatic ice maker...

Страница 16: ...porator fan motor terminals Fig 13 3 Pull the evaporator cover up and out of the unit Screws 4 Screws 3 Screw 1 Screw Screw Fig 12 Bi Metal Thermostat Servicing the Evaporator Defrost Bi metal and Defrost Heater The evaporator defrost bi metal Fig 14 and defrost heater Fig 15 are serviceable parts on these units Removing the Defrost Bimetal 1 Disconnect the wiring harness connectors from the defro...

Страница 17: ...e Defrost Heater Element 1 Disconnect the wiring harness connectors from the defrost heater element leads 2 Carefully unsnap the evaporator tubing from the four 4 plastic clips that secure the evaporator to the heat shield at the back of the freezer compartment and remove the Styrofoam blocks on the right side of the evaporator Do not break this block It will need to be reinstalled when replacing ...

Страница 18: ...l cover forward and pull it up to dislodge the two 2 tabs at the bottom 3 Remove the Styrofoam insert and the two 2 screws securing the damper control assembly to the back panel of the refrigerator compartment Fig 19 Screw Fig 17 Screw Ground Wire Screw Tab Tab Tabs Damper Insulation Damper Control Cover Seen From Inside Screw Screw Damper Insert Damper Control Assembly Fig 19 Fig 18 Thermostat Da...

Страница 19: ...rtment ___ 2 The heat exchanger and main wiring harness is accessible behind a panel attached to the back of the cabinet ___ 3 The defrost timer is located in a box behind the toe grille at the bottom of the unit ___ 4 The automatic damper control that regulates air flow into the refrigerator compartment must be disconnected from the wiring harness when it is to be replaced ___ 5 The defrost bi me...

Страница 20: ...r A Control knob set too warm Operating B Control out of calibration C Restricted condenser air D Inoperative condenser fan motor E Door left open F Heavy usage G Freezer fan motor inoperative H Defrost thermostat open I Defrost heater open J Freezer or condenser fan blade loose or off K Evaporator heavily frosted L Defrost control stuck in compressor run mode M Drain plugged N Loss of refrigerant...

Страница 21: ...ab on Vertical Cam C Module Shut Off Switch and Contacts Shorted and Burned D Motor Stalled or Stripped E Check Ejector Position F Bail Shut Off Arm In Vacation Mode No Ice G Bail Shut Off Arm Binds When Raised or Lowered H Little No Alumilastic on Thermometer I Housing to Mold Screws Not Seated J Heater Not Staked In Mold K Wrong Heater Temperature L Broken S O Lever Miscalibrated Shut Off Switch...

Страница 22: ...31604 C8946703 10530702 10428409 10442407 10654206 10884501 10624901 GENERAL COMPONENT INFORMATION BE SURE AND USE CORRECT REPLACEMENT PARTS 120VAC COMPONENT COMPRESSOR RUN WINDING START WINDING PTC RELAY OVERLOAD RUN CAPACITOR THERMOSTAT DEFROST TIMER MOTOR DEFROST HEATER BI METAL EVAPORATOR FAN CONDENSER FAN RETURN HEATER WATTAGE 120VAC 450 10 9 10 1 OHMS RESISTANCE 2 6 4 35 1320 30 13300 SERVIC...

Страница 23: ...18 NOTES ...

Страница 24: ...S TYPICAL EXTERNAL SWEAT PATTERNS CLASSIFICATIONS OF CONDENSATION 1 Haze or fog 2 Beading 3 Beads or small drops 4 Drops running together 1 1 1 1 2 LEFT SIDE FRONT RIGHT SIDE BACK BOTTOM REF DOOR CENTER MULLION TOP FRZ DOOR BOTTOM FRZ DOOR TOP REF DOOR LOWER MULLION ...

Страница 25: ...20 WIRING HARNESS SCHEMATIC ...

Страница 26: ...21 WIRING DIAGRAM ...

Страница 27: ... Refrigerator Door Open STRIP CIRCUITS 1 Defrost Circuit Defrost Heater Energized 2 Cooling Circuit Freezer Thermostat Calling For Cooling at instant of compressor start 3 Cooling Circuit Freezer Thermostat Calling For Cooling Running ...

Страница 28: ...23 5 Freezer Light Circuit Freezer Door Open 7 Automatic Ice Maker Water Supply Valve Circuit 6 Return Air Heater Circuit T AUX RETURN AIR HEATER B B ...

Страница 29: ...umber Marketing Channel if present KitchenAid Brand K Product Identification BR Bottom Mount Freestanding Reversible Door Swing Merchandise Scheme Series S Superba Capacity Features Accepts Ice Maker Kit Year of Introduction Color WH White AL Almond BL Black Engineering Changes Numeric The model number for the KitchenAid brand 22 cu ft bottom mount refrigerator freezers contain the following desig...

Страница 30: ...997 Color W White N Almond B Black Energy Power Designator Engineering Changes Numeric The model number for the Whirlpool brand 22 cu ft bottom mount refrigerator freezers contain the following designations E B 22 D K X F W 0 0 FOR TECHNICAL ASSISTANCE ON WHIRLPOOL AND KITCHENAID BRANDS WHILE AT THE CUSTOMER S HOME CALL THE TECHNICAL ASSISTANCE LINE 800 253 2870 Have your store number ready to ide...

Страница 31: ...ION OF LEARNING CONFIRMATION OF LEARNING CONFIRMATION OF LEARNING CONFIRMATION OF LEARNING EXERCISES EXERCISES EXERCISES EXERCISES EXERCISES T F F F T T T T F T F F F T T Section One True or False Statements 1 ___ 2 ___ 3 ___ 4 ___ 5 ___ Section One Label the Components Evaporator Condenser Compressor Filter Drier Process Tube Capillary Tube Evaporator Inlet Condenser Outlet Heat Loop ...

Страница 32: ...vi CORPORA ...

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