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SERVICE MANUAL

1. SERVICE MANUAL Chapter 7 Circuit diagram E 7 1 Brief principle diagram WH White BK Black GN Green RD Red XP Power Plug SAT Thermostat C Running Capacitor Hen Green lamp SERVICE MANUAL Model HCM071PA 2015 1121 Ref1311S001V0 Chapter 8 Trouble shooting 8 1 Normal phenomena Problem Possible Causes What To Do Freezer does not operate or Power On Light is not on Temperature control in OFF or Min or 0 position Move the control to a temperature setting Freezer is unplugged Push the plug completely into the outlet The fuse is blown circuit breaker is tripped Replace fuse or reset the breaker Door lid left open Check to see if package is holding door lid open Noisy operation or cabinet vibrates Freezer Too frequent or too long to Starts stops 100 door lid openings frequently em pantal Ser See About the operation of the freezer Door lid left open Check to see if package is holding door lid open Too frequent or too long door lid openings Freezer operates eee get 109 See About the operation of the freezer too long Inadequate air circulation space around cabinet See Preparing to install the freezer Fast Freeze switch is in the ON position on some models Floor may be weak causing freezer to vibrate when compressor is on See About the operation of the freeze
2. ERR 9 4 1 Door assembly Door hinge hinge cover ss 9 4 2 Compartment Grill assembly iii 9 4 3 Control panel assembly Panel cover board knob indicator light 10 4 4 Thermostat assembly issues hide crore DL Lipa rime bent pe DXX ARE EE Reo eR e 11 Chapter 5 Control and display system 12 5 1 Control panels 12 5 2 Staring THO POGZON EE 12 Chapter 6 System TOW principle reote eia ka a apa rud Taco 13 6 1 H fngeratiort TOW Cart iioii taut rie rote edic 13 6 2 Refrigeration flow scenograph sise 14 Chapter 7 em 15 7 1 Bref principle diagram s et tee a Pe a esee Rr eux 15 Chapter 8 Trouble shooting sise 16 8 1 Normal PHSMOMOM aise RE 16 8 2 Abnormal phenomena sonion aaa rest 18 SERVICE MANUAL 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 servicing make the following leakage current checks to preve
3. Chapter 2 Product Feature 2 1 Specification Haier Chest Freezer FS N Commercial brand Product description Type of appliance FS free standing Bl built in Climate class N 16 32 C ST218 38 C T218 43 C Gross capacity 203 Total net capacity 198 Defrosting Manual Automatic Manual Kind of coolant R134a R600a R134a Foaming components R141b C P C P Voltage frequency Compressor brand V Hz 115V 60Hz Input power currency W A 1 70A Length of cable incl plug cm 150 155 Lowest Temperature C lt 18 C Energy consumption EN153 per year kWh year 277 KW h year Cooling system K Compressor A Absorbtion K Unit dimensions H W D 84 5 94 55 Net weight 39 Packing dimensions H W D 89 0 99 5 55 5 Gross weight kg 45 SERVICE MANUAL 2 2 External views EB Control panel SERVICE MANUAL Chapter 3 Installation adjustments and maintenance 7 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 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 a
4. on it Take care not to roll on or damage the supply line when moves the machine from the wall 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 SERVICE MANUAL 13 Don t touch the refrigeration surface of the freezing compartment when the refrigerator is in especially when our hand is wet else we may be glued to the surface 14 Pull out the plug of power supply during clearance or power outage Wait at least five minute resume the power supply in order to prevent damage to the compressor caused by continuous restart i 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 the products in some way 1 3 How to read this Service Manual Icons used to attract the attention of the reader to specific information The meaning of each icon is described in the table below Note rn A note provides information that is not indispensable Caution A 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 Warning A warning is used when there is danger of personal injury Reference LL A reference guides to find additional information on a specific topic SERVICE MANUAL
5. 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 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 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 moved me Top hinge cover Bottom hinge cover 4 2 Compartment Grill assembly Unscrew the two screw of grill we can take away the grill SERVICE MANUAL 4 3 Control panel assembly Panel cover board knob indicator light EB Unscrew the compartment grill refer 4 2 push the panel claw gently 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 SERVICE MANUAL TEES Ref1311S001V0 Model HCM071PA 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 th
6. Door lid wont fully close by itself Package door lid open holding Slow starting time after being off Built in overload product Excessive frost build up Door lid left open open Check to see if package is holding door lid Too frequent or too door lid openings long Not unusual during periods of high humidity SERVICE MANUAL Model HCM071PA 8 2 Abnormal phenomena 8 2 1 No cooling Whether the temperature knob on off position Check whether the working current of compressor is higher than 12046 of normal operating current Check whether the working current of compressor is lower than 8096 of normal operating current The working sound of compressor is small If the temperature raising of condenser and drier filter is very low EET Ref1311S001V0 Test according to the process of the freezer can not start YE Exchange the thermostat If the noise of compressor is loud If compressor can run naturally and temperature raising of condenser is very low Cooling system or drier filter is blocked To evacuate and pour the cooling system and recharge refrigerant again YES Refrigerant leak check and 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 8 2 2 Compressor no start Compressor
7. Haier SERVICE MANUAL Order No Ref1311S001V0 Chest Freezer MODEL HCM071PA AN 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 All right reserved Unauthorized copying and distribution is a violation of law Haier Group SERVICE MANUAL Contents Chapter 1 General Information 1 1 General Gudeln s ass rieres aa kaga na 3 1 2 LESE STEEL i ee ee anne ei ini eee 3 1 3 How to read this Service Manual see 4 Chapter 2 Product uum m 5 2 15 SD CHICATION cT 5 2 2 ENIKA as iR de ce sine D UM LII DIL tint en 6 Chapter Installation adjustments and maintenance seseeee e 7 sci 7 3 2 Deftrosting and Draining rare anne nl enti 7 3 3 Cleaning the Freezer ie ife eet a icr tu re Ere 8 4
8. ccomplish this wherever the floor is too uneven If the place selected for the freezer is damp or moist place 2 X 4 s 51 mm X 102 mm under its entire length to assure adequate support i If 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 AN Do not use any electrical 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 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 Re
9. ermostat in originally direction SERVICE MANUAL Chapter 5 Control and display system EB 5 1 Control panel Freezing temperature selection is made by setting the control from fto 7 coldest If 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 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 Min 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 Chapter 6 System flow principle 6 1 Refrigeration flow chart Dry Filter 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 and is controlled by a single temperature control SERVICE MANUAL Model HCM071PA 6 2 Refrigeration flow scenograph E
10. is normal 2 Ifthe finger of multimeter does not swing it means the run ACCESSOTIES capacitor is open circuit If the finger of mlimeter swings to 0 and stops failure means it is short circuit if it stops on any other position it means the capacitor leakage Compressor Check if each connector of starter Check each connectors of the starter overload Compressor overload protector are in good protector ensure each contact is in good condition then accessories condition power on and retest the machine failure YES P Test the resistance parameter of the compressor if it is ZERO Check if the compressor is normal inner winding is short circuit if it is infinite inner winding is break circuit YES If all technical parameter of compressor and compressor accessories starter overload protector run capacitor are normal after above test but compressor Check if the starting current of still can not be started and overload protector action the actual starting compressor excess too much current excess too much This phenomenon usually caused by compressor inner mechanical failure cylinder block or axis hung problem SERVICE MANUAL Sincere forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com
11. no start _ Connect the power Check if the home power is connecter YES E YES Adjust thermostat setting position _ Ambient temperature 25 C 1 3 Grade ut if thermostat is set at Ambient temperature 25 C 4 7 Grade NO Check if the thermostat is Test if the thermostat is normal under power on status 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 NO normal Test if resistance of PTC starter if it is ZERO or INFINITE means the starter is out of A work For PTC starter when shake it it should not have noise if it has means the starter Check if the starter is normal Magnetic Disk burned YES 1 Measure whether two ends of overload protector is through using multimeter Ohm grade Not thorough means protector is defective Compressor Check if the overload protector 2 Measure starting current and running current of compressor using accessories is normal clamp type tester If overload protector act when current is normal failure YES means protector failure and should be replaced Before measurement remove the capacitor from circuit firstly and then connect two terminals for discharge Check if the run capacitor is 1 IF the finger of multimeter swings to 0 quickly and then swings normal back slowly when measuring two poles of capacitor it means the run capacitor
12. nt 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 Insulation Test Check if there is any leak of current Cut out the power supply before the repair to avoid an electrical shock hazard In the case of a live line test insulating gloves should be worn to avoid potential electrical shock Confirm the rated current voltage and capacity before testing with any kinds of instruments Watch if the upper door is open when we check something at a lower position oa e D gt Take out every part in the cabinet before moving the machine especially things like panels e g glass shelf 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 Therefrigerator use AC of 115V with a frequency of 60Hz 10 A big fluctuation of voltage exceed the range 102 132V 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 the line under the cabinet or step
13. r Placing 2 X 4s 51 mm X 102 mm under the length of the freezer will help support it and may reduce vibration door lid openings Cabinet is not positioned See Preparing to install the freezer Or use solidly on floor shims for uneven floor Door lid left open Nn to see if package is holding door lid temperature too wani Too frequent or too long Foods defrosting Temperature control OFF or Min or 0 positions Move the control to a temperature setting Freezer is unplugged Push the plug completely into the outlet SERVICE MANUAL Model HCM071PA Freezer temperature cold too The fuse is breaker is tripped blown circuit 20151121 Ref1311S001V0 Replace fuse or reset the breaker Door lid left open Check to see if package is holding door li open Too frequent or too door lid openings long Temperature control set too cold See About the operation of the freezer Fast Freeze switch is in the ON position or has run for too long on some models About the operation of the freezer Moisture forms on outside of cabinet Not unusual during periods of high humidity Wipe surface dr Interior light does not work on some models No power at outlet Replace fuse or reset the breaker Freezer is unplugged Push the plug completely into the outlet Light bulb burned out Replace bulb
14. turn the temperature control to its previous position and return food to the SERVICE MANUAL freezer n Water may drip from the back flange of the lid cover during defrosting This is normal 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 twice 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

SERVICE MANUAL

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