SERVICE MANUAL
Contents
1. 09 26 Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 Chapter 8 Trouble shooting 8 1 Normal phenomena Possible Causes What To Do Freezer does not Temperature control in OFF or Min Move the control to a temperature operate or or O position setting Power On Light is Freezer is unplugged Push the plug completely into the outlet not on The fuse is blown circuit breaker is Replace fuse or reset the breaker tripped Freezer Door lid left open Check to see if package is holding Starts stops too door lid open frequently Too frequent or too long to door lid openings Temperature control set too cold See About the operation of your freezer Freezer operates Door lid left open Check to see if package is holding too long door lid open Too frequent or too long door lid openings Temperature control set too cold See About the operation of your freezer Inadequate air circulation space See Preparing to install the freezer around cabinet Fast Freeze switch is in the ON See About the operation of your freezer position on some models Floor may be weak causing Placing 2 X 4s 51 mm X 102 mm under freezer to vibrate when the length of the freezer will help support compressor is on it and may reduce vibration Cabinet is not positioned solidly on See Preparing to install the freezer Or floor use shims for uneven floor Freezer Door lid left open Check to see if package is holding temperature too doo2. Reftgo9so03vo 8 2 Abnormal phenomena Issue 2013 09 26 Eu 8 2 1 No cooling Whether the refrigerator can start YES NO Test according to the process of the refrigerator can not start Whether the temperature of fresh food compartment do not descend and after a YES Exchange the thermostat little minute it will stop running NO Check whether the working current of compressor is higher than 120 of normal YES If the noise of compressor is loud operating current YES Check whether the working current of If compressor can run naturally and aes a compressor is lower than 80 of normal temperature raising of condenser is very low operating current YES YES The working sound of compressor is small Cooling system or drier filter is blocked To evacuate and pour the cooling system and YES recharge refrigerant again YES If the temperature raising of condenser Refrigerant leak check and and drier filter is very low repair charge refrigerant again Both high pressure pipe and low pressure pipe temperature are same as the ambient temperature Compressor defect and change it SERVICE MANUAL Issue 2013 09 26 Eu Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 8 2 2 Compressor no start Compressor no working NO Check if the home power is conduct YES Check if thermostat is set at o Check if the thermostat is normal Y
3. 17 GB FR 21 5 8 84 90 Kraft 115V 60Hz 1 7A 277 GB FR SERVICE MANUAL G 2 2 External views Door Control panel SERVICE MANUAL a Model FCM7SUHWW FCM7DUHWW REV Reft3098003V0 Chapter 3 Installation adjustments and maintenance 3 1 Installation The freezer should be conveniently located for day to day use in a dry well ventilated room Do not install the freezer where the temperature will go below 0 F or above 110 F because it will not maintain proper temperatures Be sure to install the freezer on a floor strong enough to support it when it is fully loaded The freezer must be solidly positioned on the floor if it is to function at its best Shims may be used to accomplish this wherever the floor is too uneven If the place selected for the freezer is damp or moist place 2 X 4s 51 mm X 102 mm under its entire length to assure adequate support i lf the freezer has been inclined more then 45 position we need wait 24 hours before restarting the freezer 3 2 Defrosting and Draining In most climates defrosting will be necessary only about twice a year To have the freezer operate most efficiently do not permit more than 1 2 13 mm of frost to accumulate on the shelves To remove frost scrape with a plastic or wood spatula or scraper Do not use an ice pick or sharp edged instrument as it may damage or scratch the freezer r JN Do not use any electric
4. Adjust and fix bolts does sound big tube is not starter fixing clips or bolts are loose or fixing clin smooth or Is the freezing Replace rubber evaporator is Add shock damper glue damper cushion fixed tightly or fix the evaporator tightly NO gt Adjust and fix Whether the damper block of compressor is disabled or no flexibilitv Whether terminal box is Refilling fixed tightly Compressor self noise Adjust pipeline or add shock damper glue
5. ES Check if the PTC starter is normal YES Check if the overload protector 1s normal YES Check if each connector of PTC starter overload protector is in good condition Adjust thermostat setting position Test if the thermostat is normal under power on status Method 1 Setting thermostat to coldest position 7 grade observe if the machine can be started If compressor still not start it means that the thermostat maybe failure Test if resistance of PTC starter if itis ZERO or INFINITE means the starter is out of work For PTC starter when shake it it should not have noise if it has means the starter Magnetic Disk burned 1 Measure whether two ends of overload protector is through using multimeter Ohm grade Not through means protector is defective Compressor 2 Measure running current of compressor using clamp type NOT NORMAL accessories tester If overload protector act when current is normal means failure protector failure and should be replaced Check each connectors of the PTC starter and overload protector ensure each contact is in good condition NOT NORMAL Compressor then power on and retest the machine accessories failure 2013 09 26 SERVICE MANUAL ps Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 Test the resistance parameter of the compressor if it Check if the compressor is is ZERO inner winding is short circuit If it is normal infinit
6. SERVICE MANUAL Chest Freezer MODEL FCM7SUHWW FCM DUHWW WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It dose not contain warnings and cautions to advice non technical individuals of potential dangers in attempting to service a product Product powered by electricity should by serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death 2013 HAIER ELECTRICAL APPLIANCES COR LTD OAI right reserved Unauthorized copying and distribution is a violation of law SERVICE MAN UAL Issue 2013 09 26 Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 Contents Chapter 1 General Information ssssss sss ss esse ss sese ss sese ss sees eenn eenn nenen nenen 3 1 1 General Guidelines soci nen neon EA aan ee emo tas ele asser de ie ie 3 HA MOSUL ACS WC TTT 3 1 3 How to read this Service Manual ss 4 Chapter 2 Product Feature a een anna cerns era ea eine ea us tn 5 2h OPE CIFICATNON eee 5 22s ENS A E E E 7 Chapter 3 Installation adjustments and maintenance ccs sss sss ss sss scs s sse ss esec eee enen 8 Ths TIS AO E E E on DD E De a 8 9 2 Defrosting and TANIA ds assnsede cena annee abonnant ennemie het 8 3 3 Cleaning the Freezer ee eine ane de nes eee eee eee en se sncee 9 Chapt
7. al device in defrosting the freezer For Complete Defrosting 1 Turn the temperature control to the OFF position and unplug the freezer 2 Remove all food and place it in corrugated boxes insulated bags picnic coolers etc Use towels and newspapers for insulation as needed 3 With the door lid open use pans of hot water to speed loosening of frost Remove large pieces before they melt Chest models have a defrost water drain at the front SERVICE MAN UAL Issue 2013 09 26 Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 4 Sponge excess water from the bottom of the freezer as it collects to prevent over flowing 5 After defrosting clean the inside of the freezer 6 Replace the drain plug inside the cabinet and the cap on the defrost drain Fold over and dry the gasket on the hinge side of the lid 7 Plug in the freezer Return the temperature control to its previous position and return food to the freezer i Water may drip from the back flange of the lid cover during defrosting This is normal Ice builds up in the lid insulation when the lid is open for adding or removing food and melts during the defrosting operation 3 3 Cleaning the Freezer Outside Protect the paint finish The finish on the outside of the freezer is a high quality baked on paint finish With proper care it will stay new looking and rust free for years Apply a coat of appliance polish wax when the freezer is new and then at least tw
8. d A Top hinge cover Bottom hinge cover ee H 4 2 Compartment Grill assembly Unscrew the two screw of grill we can take away the grill SERVICE MANUAL ne Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 4 3 Control panel assembly Panel cover board knob indicator light Unscrew the compartment grill refer 4 2 push the panel claw genily with our finger or tools at the same time pull panel outside then take away it Take away the knob with a sharp edged tool Press the cover board and take it away Press two claws on indicator light side and push it from back to front 4 4 Thermostat assembly First take off the knob refer 4 3 Use turnbuckle spanner or acutilingual plier unscrew the turnbuckle and then thermostat can be moved from back of panel Note When assembly thermostat we should placed thermostat in originally direction yx 9J SERVICE MANUAL REV Ref13095003v0 Issue 2013 09 26 Chapter 5 Control and display system 5 1 Control panel Freezing temperature selection is made by setting the control from 7 to 7 coldest lf we want colder or warmer temperatures adjust the control one step at a time Allow several hours after each one step adjustment for the freezer temperature to stabilize A Turning the control to the OFF position stops t
9. e inner winding is break circuit If all technical parameter of compressor and Check if the starting current of compressor accessories PTC starter overload compressor excess too much protector run capacitor are normal after above test but compressor still can not be started and overload protector action the actual starting current excess too much This phenomenon usually caused by compressor inner mechanical failure cylinder block or axis hung problem SERVICE MANUAL ial Refl3 S00 VO 8 2 3 Poor cooling Insufficient cooling Check if the voltage of home power supply Connect to power supply is normal Adjust temperature If the thermostat grade or temperature Ra J P setting setting is reasonable YES If the frequency opening door is frequently Decrease the frequency opening door and the ambient temperature is too high Guide user note that Don t put too much food into the Whether user has put much food in the refrigerator once and inner compartment should keep refrigerator some gap so that the air flow Hot food should be cooled prior to being stored Whether the refrigerator near heat source Guide user note that Don t put refrigerator near hot source or there is cumulate goods around it or sunshiny place Other objects around it should be maintained 10 20cm distance so that the air flow YES LACS OSCAR pave a a Adjust or replace door sealin
10. e line under the cabinet or step on it Take care not to roll on or damage the SERVICE MANUAL __Model FCM7SUHWW FCM7DUHWW REV Rett309s003v0 supply line when moves the machine from the wall Issue 2013 09 26 12 In the case of leakage of inflammable gases like carbon monoxide open the door and windows Don t pull out or insert the plugs of the appliance 13 Dont touch the refrigeration surface of the freezing compartment when the refrigerator is in operation especially when your hand is wet else you may be glued to the surface 14 Pull out the plug of power supply during clearance or power outage Wait at least five minutes to resume the power supply in order to prevent damage to the compressor caused by continuous restart Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products which may differ from your products in some way 1 3 How to read this Service Manual Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below we EB A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warn
11. er 4 Disassembly ise ea a een 10 4 1 Door assembly Door hinge hinge cover Rs 10 4 2 Compartment Grill assembly iii 10 4 3 Control panel assembly Panel cover board knob indicator light 11 4 4 Thermostat assembly eee eee ee ee ee eee 11 Chapter 5 Control and display system csssssssssssssss esse ss sese ss sees eenn ennenen ennenen nee 12 SESon aSc N E A A E E A E T 12 5 2 Staring the RE OZOU ne 2 nee EEE EAE RETA EAEE RN EE naaie 12 Chapter 6 System flow principle sss sss sss sse sese esse essen senenn eenn ennenen eee eee 13 6 1 Rerigeration NOW CHAM eesriie r a e NE a a 13 6 2 Refrigeration flow scenograph sise 14 Chapter 7 Circuit diagram ssssssssssssssssssssssssssssssssesssseessseess ctovnacte vi encecessoieeatseancetetavnnncctunteceactutieess 15 7 1 Brief principle diagram ee eee 15 Chapter 8 Trouble Shooting ane ana a ea en 16 te Normal PHENOMENA ennui does asc e ne sec es eee ec ie 16 8 2 Abnormal phenomena sse eee eee eee ee ee ee ee 18 SERVICE MANUAL Model FCM7SUHWWIFCM7DUHWW REV Rett309s003v0 Issue 2013 09 26 Chapter 1 General Information 1 1 General Guidelines When servicing observe the original lead dress If a short circuit is found replace all parts which have been overheated or damaged by the short circuit After servicing see to it that all the protective devices such as insulation barriers insulation papers shields are properly installed After
12. g gasket between the door and cabinet Temperature rise is very small although Refrigerant leakage compressor running all along Test and repair Whether the volume of evaporator frosting Refrigerant leakage or cooling system then cooling system blocked recharge refrigerant evenly normal Adjust or replace thermostat Whether the thermostat is normal Check if compressor accessories and compressor is normal Change compressor accessories or compressor 2013 09 26 Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 8 2 4 Noisy Nois Exterior factor and solution measure 1 The adjustable foot is not level Explained the ground SERVICE MANUAL pu REV Whether has exterior Adjust appliance and is uneven user can use spanner adjust refrigerator food influence factor explain to user locates the freezer in the horizontal position YES 2 The freezer and other goods bump or near to the Whether the sound is normal wall The user may move the goods which bumps or S adiust the distance between freezer and wall 10 20cm N Noise tvpe Cooling system noise Compressor noise Wind blow Rumble Refrigerant cannd sound eruption Whether the Is the The Relay sound Compressor Adjust distance Is there collision between YES to more than compressor pipe compressor starter noise support bracket drain pipes pipeline rumble capillary Replace Whether the compressor
13. he cooling process but does not shut off power to the freezer 5 2 Starting the Freezer 1 Clean the inside of the freezer with a mild solution of baking soda and water 2 Connect cord to power outlet 3 On models with a Temperature Monitor or High Temp Alarm Switch set the switch to the OFF position 4 Make sure the temperature control is set at 4 5 Allow freezer to operate for at least four hours before placing food inside 6 On models with a Temperature Monitor or High Temp Alarm Switch set the switch to the ON position SERVICE MANUAL ree Rett 908800340 Chapter 6 System flow principle 6 1 Refrigeration flow chart ofa a AU D o 1 ampressor Z2 Condenser 3 Dry Filter A Capillsry Tube 5 Evaporalor The refrigeration system of direct cooling single system cooler belongs to the category of a Single temperature and single control refrigerating system with one evaporators which is controlled by a single temperature control gt c U O M DC gt ss S FCM7SUHWW FCM7DUHWW Model SERVICE MANUAL 6 2 Refrigeration flow scenograph SERVICE MANUAL 2013 09 26 Model FCM7SUHWW FCM7DUHWW Ref1309S003V0 Chapter 7 Circuit diagram 7 1 Brief principle diagram WH White BK Black GN Green FD Fed SAT Therm stat F Motor Protector FT Starting Relay Wi Compressor C Running Capacitor HGN Green lamp SERVICE MAN UAL Issue 2013
14. ice a year Appliance polish wax also works well to remove tape residue from freezer surfaces Keep the finish clean Wipe with a clean cloth lightly dampened with appliance polish wax or mild liquid dishwashing detergent Dry and polish with a clean soft cloth Do not wipe the freezer with a soiled dishwashing cloth or wet towel Do not use scouring pads powdered cleaners bleach or cleaners containing bleach Inside Clean the inside of the freezer at least once a year We recommend that the freezer be unplugged before cleaning If this is not practical wring excess moisture out of sponge or cloth when cleaning in the vicinity of switches lights or controls Use warm water and baking soda solution about a tablespoon of baking soda to a quart of water Rinse thoroughly with water and wipe dry Do not use cleaning powders or other abrasive cleaners An open box of baking soda in the freezer will absorb stale freezer odors Change the box ever y three months N JN Care should be taken in moving the freezer away from the wall All types of floor coverings can be damaged particularly cushioned coverings and those with embossed surfaces SERVICE MANUAL REV Ref13095003V0 Issue 2013 09 26 Chapter 4 Disassembly 4 1 Door assembly Door hinge hinge cover Unscrew the hinge cover screw with screwdriver take away the top and bottom cover by pull it and then unscrew the screws on the hinge so the whole hinge could be move
15. ing A A warning is used when there is danger of personal injury Reference L A reference guides the reader to other places in this binder or in this manual where he she will find additional information on a specific topic SERVICE MANUAL Model FCM7SUHWW FCM7DUHWW R Issue 2013 09 26 L EV Ref1309S003V0 Chapter 2 Product Feature 2 1 SPECIFICATIONS Photo Commercial brand Product description 2 Capacity Total Volume cu ft Manual Defrost Adjustable Temperature Control Kind of coolant Foaming components Wrap Around Condenser Wrap Around Evaporator Defrost Water Drain Power On Light Lock Slide out Storage Baskets Slide out Storage Baskets Material Second Level Rail Divider Economical Quiet Insulation cabinet foam lid packed Cabinet Liner Appearance Color Available Handle Weights amp Dimensions Height in A Width in C GE Chest Freezer Yes Yes R134a C P Yes Yes Yes Yes no Wire n a no Yes Textured Aluminum White Rec 33 1 4 37 FCM7SUHWW FCM7DUHWW GE Chest Freezer Yes Yes R134a C P Yes Yes Yes Yes yes 2 Wire n a yes Yes Textured Aluminum White Rec 33 1 4 37 SERVICE MANUAL Pree ES REV Ref1309S003V0 Model FCM7SUHWW FCM7DUHWW Air Clearances Back in 8 Service User instruction 21 5 8 84 90 Kraft 115V 60Hz 1 7A 2
16. r lid open warm Too frequent or too long door lid Noisy operation or cabinet vibrates openings SERVICE MANUAL a Model FCM7SUHWW FCM7DUHWW REV Ref1309S003V0 Temperature control OFF or Min or Move the control to a temperature Foods defrosting 0 positions setting Freezer is unplugged Push the plug completely into the outlet The fuse is blown circuit breaker is Replace fuse or reset the breaker tripped Door lid left open Check to see if package is holding door lid open Too frequent or too long door lid openings Freezer Temperature control set too cold See About the operation of your freezer temperature too Fast Freeze switch is in the ON About the operation of your freezer cold position or has run for too long on some models Moisture forms on Not unusual during periods of high Wipe surface outside of cabinet humidity Interior light does No power at outlet Replace fuse or reset the breaker not work on some models Freezer is unplugged Push the plug completely into the outlet Light bulb burned out Replace bulb Door lid wont fully Package holding door lid open close by itself Slow starting time Built in overload product after being off Excessive frost Door lid left open Check to see if package is holding build up door lid open Too frequent or too long door lid openings Not unusual during periods of high humidity SERVICE MANUAL REV
17. servicing make the following leakage current checks to prevent the customer from being exposed to shock hazards 1 Leakage Current Cold Check 2 Leakage Current Hot Check 3 Prevention of Electro Static Discharge ESD to Electrostatic Sensitive 1 2 Insurance Test 1 Check if there is any leak of current 2 Cut out the power supply before the repair to avoid an electrical shock hazard 3 Inthe case of a live line test insulating gloves should be worn to avoid potential electrical shock 4 Confirm the rated current voltage and capacity before testing with any kinds of instruments 5 Watch if the upper door is open when you check something at a lower position 6 Take out every part in the cabinet before moving the machine especially things like panels e g glass shelf 7 Please wear intact cotton gloves when repair any parts of the evaporator so that scratches by the sharp fins can be avoided 8 If there is a breakdown with the refrigeration system please surrender the machine to the service center else the leaked refrigerant may pollute the atmosphere 9 The refrigerator use AC of 115V with a frequency of 60Hz 10 A big fluctuation of voltage may cause a start failure of the refrigerator a burn out of the control panel and compressor or an abnormal sound from the compressor in operation 11 Take care not to damage the supply line Don t yank at the line pull the plug out gently from the receptacle Don t press th
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