LG LDT7797 Series Service Manual
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LG LDT7797 Series Service Manual

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DISHWASHER
SERVICE MANUAL
NOTE
Read this manual caRefully befoRe seRvicing the pRoduct. follow
the manual's instRuctions when seRvicing the pRoduct.
For Authorized Service Technicians
MODEL : LUDP8997SN / LDT7797** / LDP6797** /
Any reproduction or duplication (including by way of email, facsimile or other electronic means),
publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you
have obtained the prior written consent of the LG Electronics entity from which you received this Service
Manual. The material covered by prohibition includes, without limitation, any text, graphics or logos in this
Service Manual.
Copyright ⓒ 2017 - 18 LG Electronics Inc. All rights
reserved. Only for training and service purposes.
LDP5676** / LDT5665** / LDF5545** / LSDF9897** /
LDT7808** / LSDT9908** / LDT5678** / LDF5678** /
LDP7708** / SKSDW24*** / LDB4548** / LDT6809** /
LDP6809** / LDPS6844** / LDP7808**
CONFIDENTIAL

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Summary of Contents for LG LDT7797 Series

  • Page 1 Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual. The material covered by prohibition includes, without limitation, any text, graphics or logos in this Service Manual.

  • Page 3: Table Of Contents

    For Authorized Service Technicians CONTENTS 1. impoRtant safety notice ........................... 4 2. specifications ................................5 3. featuRes and opeRation ............................ 6 4. paRts ....................................17 5. pRogRam chaRts ..............................18 6. how to disassemble ............................26 7. tRoubleshooting methods .......................... 44 7-1.

  • Page 4: Important Safety Notice

    For Authorized Service Technicians CAUTION DISCONNECT POWER SUPPLY LINE BEFORE SERVICING RECONNECT ALL GROUNDING DEVICES IMPORTANT SAFETY NOTICE This service information is intended for individuals possessing adequate backgrounds of electrical, electronic and mechanical experience. Any attempt to repair this appliance may result in personal injury and property damage.

  • Page 5: Specifications

    For Authorized Service Technicians 2. SPECIFICATIONS ITEM SPECIFICATION Rated voltage / frequency ac 120v/60hz installation built-in place settings product dimension (in.) (w) x 24 ⅝ (d) x 33 ⅝ (h) product weight (lb.) 72-97 door color white, black, stainless steel, black sts, matte black tub material stainless steel control...

  • Page 6: Features And Operation

    Smart ThinQ™ Download the new LG smart phone app to set options, self-diagnose and troubleshoot problems with the appliance, and other useful features. Some of these functions use Wi-Fi or NFC (Near Field Communication) technology and require an NFC-equipped smart phone.
  • Page 7 For Authorized Service Technicians Control Panel for non-steam models (ldt779#**, ldp679#**, ldp567#**, ldt566#**, ldt5678**, ldf5678**) Power : Control Lock • • Press the Power button to turn power on and - The Control Lock feature helps prevent off. settings from being changed during a cycle. •...
  • Page 8 For Authorized Service Technicians Control Panel for non-steam models (ldf554#**) before 705xx Power • : Control Lock • Press the Power button to turn power on and - The Control Lock feature helps prevent off. settings from being changed during a cycle. Selecting this feature locks all of the buttons, •...
  • Page 9 For Authorized Service Technicians Control Panel for non-steam models (ldf554#**, ldb4548**) after 705xx Power • : Control Lock • Press the Power button to turn power on and - The Control Lock feature helps prevent off. settings from being changed during a cycle. Selecting this feature locks all of the buttons, •...
  • Page 10 For Authorized Service Technicians Cycles Download Cycle Use a dedicated cycle downloadable via Wi-Fi or Select your desired cycle. NFC. Auto Machine Clean This cycle senses the soil amount and soil toughness This cycle is for cleaning the inside of the dishwasher. and is optimized to achieve the best cleaning.
  • Page 11 For Authorized Service Technicians Options High Temp Raises the main wash temperature to improve Select the desired cycle button and then select the cleaning. options for that cycle. Extra Dry Dual Zone Select the Extra Dry option for better drying This option automatically sets the spray intensity to performance.
  • Page 12 For Authorized Service Technicians Control Panel For Steam Models(LSDF9897**, LDT7808**, LSDT9908**, LDP7708**, SKSDW24***, LDT6809**, LDP6809**, LDPS6844**, LDP7808**) Power : Rinse Aid Icon • • Press the Power button to turn power on and - This icon illuminates when the rinse aid level is off.
  • Page 13 For Authorized Service Technicians Cancel • The drain pump activates and the cycle cancels. power turns off. • Press and hold Start for three seconds to activate. Start • To operate the machine, either press Start and close the door within four seconds or close the door and press Start.
  • Page 14 For Authorized Service Technicians Cycles Download Cycle Use a dedicated cycle downloadable via Wi-Fi or Select your desired cycle. NFC. Auto NOTE • Only the cycle code for the current Download cycle This cycle senses the soil amount and soil toughness appears on the appliance.
  • Page 15 For Authorized Service Technicians Options High Temp Raises the main wash temperature to improve Select the desired cycle button and then select the cleaning. options for that cycle. Extra Dry Dual Zone Select the Extra Dry option for better drying This option automatically sets the spray intensity to performance.
  • Page 16 For Authorized Service Technicians 3-3. TEST MODE CHECK PROGRAM Load and Checking points Times Door BUTTON button is open/ Remark Display Load pushed closed lighting "nC" will be n35/U00/ POWER All LEDs are displayed when 1 TIME Either NFC or Wifi +START (version) Module fails.

  • Page 17: Parts

    For Authorized Service Technicians 4. PARTS Exterior Parts Control Panel & Door Handle Control Panel Front Cover Door Handle Lower Cover Front Cover Shipping Brace Lower Cover Safety Cover Shipping Brace SignaLight™ (some models) Safety Cover Base SignaLight™ (some models) Leveling Feet Base Leveling Feet...

  • Page 18: Program Charts

    For Authorized Service Technicians 5. PROGRAM CHARTS (SCHEMATIC DIAGRAMS) C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C27 C28 C29 C38 C39 C40 C41 C42 C43 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C56 C57 C58...
  • Page 19 For Authorized Service Technicians C126 C127 C128C129C130 C131 C132C133C134 C135 C136C137C138 C139 C140C141C142 C143 C144 C145 C146 C147 C148 C149 C150 C151 C152 C153 C154 C155 C156 C157C158C159 C160 C161C162C163 C164 C165C166C167 C168 C169C170C171 C172 C173 C174 C175 C176 C177 C178 C179 C180 C181 C182 C183 C184 C185 C186C187C188 C189 C190 C191 C192C193C194 C195 C196 C197 C198C199C200 C201 C202 C203 C204C205C206 C207 C208 C209 C210 C211 C212 C213 C214C215C216 C217 C218 C219 C220 C221 C222 C223 C224 C225 C226...
  • Page 20 For Authorized Service Technicians C256 C257 C258 C259 C260 C261 C262C263C264 C265 C266 C267 C268C269C270 C271 C272 C273 C274C275C276 C277 C278 C279 C280C281C282 C283 C284 C285 C286 C287 C288 C289 C290 C291 C292 C293 C294 C295 C296 C297 C298 C299 C300 C301 C302 C303 C304 C305 C306 C307 C308C309C310 C311 C312 C313 C314 C315 C316 C317 C318 C319 C320 C321 C322 C323 C324 C325 C326 C327 C328 C329 C330C331C332 C333 C334 C335 C336 C337 C338 C339 C340 C341 C342 C343 C344 C345 C346 C347 C348 C349 C350 C351 C352 C353C354C355 C356 C357 C358 C359C360C361 C362 C363 C364 C365C366C367 C368 C369 C370 C371C372C373 C374 C375 C376 C377...
  • Page 21 For Authorized Service Technicians C378 C379 C380 C381 C382 C383 C384 C385 C386 C387 C388 C389 C390 C391 C392 C393 C394 C395 C396 C397 C398 C399 C400 C401 C402 C403 C404 C405 C406 C407 C408 C409 C410 C411 C412 C413 C414 C415C416C417 C418 C419C420C421C422 C423...
  • Page 22 For Authorized Service Technicians <For Steam Models> C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C22 C23 C24 C25 C26 C27 C28 C29 C31 C32 C33 C34 C35 C36C37 C38 C39 C40 C41 C42C43 C44 C45 C46 C47 C48C49 C50 C51 C52 C53 C54 C55 C56 C57 C58C59 C60 C61 C62 C63 C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C75 C76 C77 C78C79 C80 C81 C82 C83 C84C85 C86 C87 C88 C89 C90C91 C92 C93 C94 C95 C96 C97 C98 C99C100 C 101 C102C103 C104 C105 C106 C107 C108 C109 C110 C111 C112 C113 C114 C115 C116 C117 C 118 C119 C120 C121 C 122 C123 C124 C125 C 126 C127 C128 C129 C 130 C131C132 C133 C134 C135 C136 C137 C138 C139 C140 C141 C142 C143 C144 C145 C146 C 147 C148 C149 C150 C 151 C152 C153 C154 C 155 C156 C157 C158 C 159 C160C161 Large Clas s...
  • Page 23 For Authorized Service Technicians C162 C163 C164 C165 C166 C167 C168 C169 C170 C171 C172 C173 C174 C175 C 176 C177 C178 C179 C180 C181 C 182 C183 C184 C185 C186 C187 C 188 C189 C190 C191 C192 C193 C 194 C195C196 C197 C198C199 C200 C201C202 C203 C 204 C205C206 C207 C208 C209C210 C211 C212 C213 C214 C215 C216...
  • Page 24 For Authorized Service Technicians C303 C 304 C305 C306 C307 C308 C309 C 310 C311C312 C313 C314C315 C316 C317C318 C319C320 C321 C322 C323 C324 C325 C326 C327 C328 C329 C330 C331 C332 C333 C334 C335 C336 C337C338 C339 C 340 C341C342 C343 C344 C345 C346 C347 C348 C349 C350 C351 C352 C353 C354 C355 C356 C357 C358 C359C360 C361 C 362 C363C364 C365 C366 C367 C368 C369 C370 C371 C372 C373 C374 C375 C376 C377 C378 C379 C380 C381 C382 C383 C384 C 385 C386 C387 C388 C389 C390 C 391 C392 C393 C394 C395 C396 C 397 C398 C399 C400 C401 C402 C 403 C404C405 C406 C407 C408 C409 C410 C411 C412 C413 C414 C415 C416 C417 C418 C419 C420 C421 C422 C423 C424 C425 C426 C427 C428 C429 C430 C431 C432 C433 C434 C435 C436 C437 C438 C439 C440 C441 C442 C443 C444 C445 C446 C447 C448 C449 C450...
  • Page 25 For Authorized Service Technicians C454 C455 C456 C457 C458 C459 C 460 C461C462 C463 C464 C465 C466 C467 C468 C469 C470 C471 C472 C473 C474 C475 C476 C477 C 478 C479C480 C481 C 482 C483 C484 C485 C486 C487 C488 C489 C490 C491...

  • Page 26: How To Disassemble

    For Authorized Service Technicians 6. HOW TO DISASSEMBLE 1. Lower Cover 1) Remove the front 2 screws. - 26 -...
  • Page 27 For Authorized Service Technicians 2-1. Front Cover Assembly ※ for models: ludp8997**, ldp6797**, ldp5676**, ldf5545**, ldt5678**, ldf5678**, ldp7708**,ldb4548**, ldp6809**, ldps6844**, ldp7808** ① open the door. ② Remove the 6 screws around front cover assembly. ※ for models: ldt7797**, ldt5665**, lsdf9897**, ldt7808**, lsdt9908**, sKsdw24***,, ldt6809** ①...
  • Page 28 For Authorized Service Technicians 2-2. Control Panel Assembly ※ for models: ldp6797**,ldp5676**,ldf5545**, ldt5678**,ldf5678**,ldp7708**, ldb4548**, ldp6809**, ldps6844**, ldp7808** ① Remove the 6 screws. ② disconnect the wire connections. ③ Remove the handle.. ※ for model: ludp8997** Remove front cover screws, then follow steps 1-3 above.
  • Page 29 For Authorized Service Technicians 2-3. Door Liner Assembly blower assembly dispenser fan motor ① Remove the screw. ② Remove the vent from fan motor. ③ disconnect the connector. ④ open the door. ⑤ Remove the blower cover - insert flat head screwdriver in hole (a). - Rotate flat head screwdriver slowly.
  • Page 30 For Authorized Service Technicians assembling new dispenser ① verify the status of the flanges on the inner door. ② place the support jig then insert the new dispenser. ③ make sure that all flanges fit properly into the dispenser hooks. ※...
  • Page 31 For Authorized Service Technicians 2-4. Door Spring Replacing door spring Roller Rope ① pull the Rope and spring. Spring ② Remove the Rope from the Roller. ③ Remove the spring from the base. Base 2-5. Door Liner Replacing door liner ①...
  • Page 32 For Authorized Service Technicians 3. Lower Frame ① Remove 2 screws. ② press the holder hook as shown in overflow hose figure. ③ Remove the harness holder. ④ Remove the overflow hose from the lower frame. ※ for ludp8997** model, harness Remove the insulation sheet, then holder...
  • Page 33 For Authorized Service Technicians 4. Tub Assembly Removing Racks (2-Rack models) ① slide all racks forward to remove. ※ for this model only (ldt5665**, ldf5545**, ldb4548**) Removing Racks (3-Rack models) ① Remove all Racks. ※ for this model only (ludp8997**, ldt7797**, ldp6797**, ldp5676**, lsdf9897**, ldt7808**, lsdt9908**, ldt5678**, ldf5678**, ldp7708**, sKsdw24***, ldt6809**,...
  • Page 34 For Authorized Service Technicians ※ Removing gliding upper Rack Rear Hook ① insert a tool to widen the space between the hooks at the front of the rack while pulling up on the rack to Front Hook disengage it. ② grab the Rack and push it back to remove rack from 2 rear hooks.
  • Page 35 For Authorized Service Technicians 2) Removing nozzle & water guides ① Remove the 2 screws on the lower nozzle. ② pull up the lower nozzle and remove. ③ Remove the screw and clip on the water guide 3-1 Remove the lower connector clamp.
  • Page 36 For Authorized Service Technicians 3-1) Removing air guide assembly air guide air guide ① turn the air guide nut counterclockwise. ※ take care not to lose the rubber packing around the air guide assembly. ② disconnect the connector. ③ Remove the clamp on the inlet hose. ④...
  • Page 37 For Authorized Service Technicians 6) Removing main pcb ① press the hook and remove the pcb. ② Remove the screw and take the pcb cover off. ③ disconnect the connector. ※ use care and move slowly when pulling out the main pcb. pcb cover main pcb ※...
  • Page 38 For Authorized Service Technicians 7) casing assembly, pump ① lay the product down on the floor. ※ lay down towels first to protect floors from leakage. ② Remove the base cover. ③ Remove the wire on the motor. ④ disconnect the connector. ⑤...
  • Page 39 For Authorized Service Technicians 8-2) Removing hinge supporter ① Remove the hinge supporter screw. ② Remove the hinge supporter from base hook 8-3) Removing Rail assembly (all other models) ① detach the glide Rail from the front hook ② push the glide Rail slightly backwards ③...
  • Page 40 For Authorized Service Technicians 9) Removing sump & base ① Remove the 7 screws on the sump cover. Sump Cover ② Remove the 2 screws on the base. ③ Remove the Roller. Base ④ Remove the hinge supporter from base hook.
  • Page 41 For Authorized Service Technicians 5. Sump Assembly 1) Removing vario motor & cam ① Remove 2 screws for vario motor vario ② pull the vario motor/cam and micro motor switch. vario micro 2) Removing soil sensor switch ① Remove the wire connections. soil ②...
  • Page 42 For Authorized Service Technicians <Steam Model> 1. Sump Assembly 1) Removing steam ball valve ① Remove 2 screws. ② Remove the clamp. ③ pull the steam ball valve. 2) Removing steam nozzle hose ① Remove the front cover. ② Remove the duct. ③...
  • Page 43 For Authorized Service Technicians <Steam Model> 2. Door Liner Assembly 1) steam nozzle ① Remove the 4 screws. ② pull the steam nozzle and bracket. - 43 -...

  • Page 44: Troubleshooting Methods

    For Authorized Service Technicians 7. TROUBLESHOOTING METHODS 7-1. tRoubleshooting accoRding to displayed eRRoR message possible cause eRRoR message Remedy foR eRRoR occuRRence 1) the water supply tap is closed. 1) open the water supply tap. 2) wiring connection is oK? 2) check and reconnect the wire.
  • Page 45 For Authorized Service Technicians 1) the inlet valve is damaged. 1) Replace the inlet valve. EXCESS ERROR 2) the controller is damaged. 2) Replace the controller. 3) after Replace the pcb, still same 3) Replace the hole sensor. error code is displaying. displayed Condition water fills above normal...

  • Page 46: Troubleshooting Methods

    For Authorized Service Technicians 7-2. tRoubleshooting methods How to Check Water supply (LQC Mode) - Press ‘Power + Start’ - Press ‘Start’ 5 times. (Check supplying sound) - Press ‘Power’ (Turn off the dishwasher) - 46 -...
  • Page 47 For Authorized Service Technicians Only LDT5678**/LDF5678**/LDP7708**/SKSDW24***/LDB4548**/ LDT6809**/LDP6809**/LDPS6844**/LDP7808** 7-2. tRoubleshooting methods How to Check Water supply (LQC Mode) - Press ‘Power + Auto + Start’ ※LDP7708**/SKSDW24***/LDB4548**/LDT6809**/LDP6809**/ LDPS6844** : Press ‘Power + Start’ - Press ‘Start’ 5 times. (Check supplying sound) - Press ‘Power’ (Turn off the dishwasher) - 47 -...
  • Page 48 For Authorized Service Technicians - 48 -...
  • Page 49 For Authorized Service Technicians ※ For AE errors, see the checklist below and provide more details on the repair report under Technical Remarks. 1) check that unit is properly leveled. use a digital level to check proper level. 2) check that the mounting bracket is properly installed. 3) determine what kind of detergent and rinse-aid are being used.
  • Page 50 For Authorized Service Technicians - 50 -...
  • Page 51 For Authorized Service Technicians Only LDT5678**/LDF5678**/LDP7708**/SKSDW24***/ LDB4548**/LDT6809**/LDP6809**/LDPS6844**/LDP7808** - 51 -...
  • Page 52 For Authorized Service Technicians - 52 -...
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  • Page 55 For Authorized Service Technicians - 55 -...
  • Page 56 For Authorized Service Technicians No Power Is the supplied voltage Check the Reconnect the 120V AC(+10%, -15%) fuse or reset connector or repair Is the connector connected to Main PCB the circuit the harness Assembly disconnected or disassembled? breaker. Replace the Alternate Is Chip LED on while the power is on? main PCB...
  • Page 57 For Authorized Service Technicians Washing result is not satisfactory. After washing, are there white Using a wash booster will help deposits on the dishes or inner remove spots, residue and hard tub? water (white) film. After washing, are there Reduce the amount of Rinse aid. any streaks on the dishes or inner tub? After washing, are there...
  • Page 58 For Authorized Service Technicians Drying result is not satisfactory. After washing, are there Reduce the amount of Rinse aid. any streaks on the dishes or inner tub? After washing, are there Increase the amount of Rinse aid. water drops on the dishes or inner tub? Is the drying result of a) Does the upper nozzle fit properly...

  • Page 59: Trouble Diagnoses And Repair By Symptom

    For Authorized Service Technicians 7-3. TROUBLE DIAGNOSES AND REPAIR BY SYMPTOM No Power on when the power button pressed. • Re-connect the power connection. The Power connection is correctly connected. • Was there a power failure? The Fuse or Circuit Breaker •...
  • Page 60 For Authorized Service Technicians The Wash Pump/Motor does not run. • close the Door tightly. The Door is tightly closed? • Check the Door Switch in Latch Handle. • Re-connect the wiring connections related to the The Wiring connections are OK? Washing Motor.
  • Page 61 For Authorized Service Technicians Power Button not automatically off after operation. Make sure the button is not blocked by foreign materials. Check the Power Switch.(Replace it, if necessary.) Check the Controller.(Replace it, if necessary.) - 28 - - 28 - - 61 -...

  • Page 62: Installation Instructions

    For Authorized Service Technicians 8. INSTALLATION INSTRUCTIONS - 62 -...
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  • Page 68 For Authorized Service Technicians Connecting Water Supply • The best location for the electrical conduit is on the right side of the back wall. Re-route the electrical Line and Power cable before installation if the electrical conduit pipe is longer than 3” (76 mm) and is centered on the Connecting Water Supply Line back wall.
  • Page 69 For Authorized Service Technicians Insert a strain relief through the hole in the Pair the white, black, and green wires to the junction box. Tighten the ring nut to secure it matching colored wires from the dishwasher. in place. Then twist on the provided wire nuts tightly to connect the corresponding wires.
  • Page 70 For Authorized Service Technicians - 70 -...
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  • Page 73 For Authorized Service Technicians Adjusting Leveling Feet Adjusting Rear Leveling Foot • Use a Phillips screwdriver to adjust the rear leveling Adjust as needed until the dishwasher is completely foot and the rear of the tub using the center screw leveled.
  • Page 74 For Authorized Service Technicians Securing Dishwasher to Securing Dishwasher to Cabinet Frame Cabinet Opening Remove the 2 plastic caps from the mounting bracket access holes. There are 2 options for securing the dishwasher. If the countertop is made of wood or a material that can safely be drilled into, secure the dishwasher to the countertop with the provided brackets.
  • Page 75 For Authorized Service Technicians Final Installation Check CAUTION Check if the dishwasher is properly installed. • Only install the lower cover provided with the Turn on the circuit breaker. dishwasher. Do not install cabinet baseboard as it may cause noise and leakage. Turn on the house water supply.

  • Page 76: Exploded View

    For Authorized Service Technicians LDT5678**,LDF5678**, 9. EXPLODED VIEW LDT5665**,LDF5545**,LDB4548** ■ Exploded View E010 F101 A130 F001 A040 M050 E005 - 76 -...
  • Page 77 For Authorized Service Technicians LDP7708**,LDP6797**, LDP5676**, LDT6809**, LDP6809**, LDPS6844** ■ Exploded View E010 F101 A130 F001 A040 A030 M050 E005 - 77 -...
  • Page 78 For Authorized Service Technicians LUDP8997**, LDT7797**, LSDF9897**, LDT7808**, LSDT9908**, SKSDW24***, LDP7808** ■ Exploded View F240 F240 E010 F101 A130 F001 A040 A030 M050 E005 - 78 -...
  • Page 79 For Authorized Service Technicians LDT5665**,LDF5545**,LDB4548** ■ Tub Assembly F040 F022 F060 F041 F050 F171 F173 F132 F117 F105 F144 F143 F117 F215 - 79 -...
  • Page 80 For Authorized Service Technicians LDP5676**, LDT5678**, LDF5678**, LDT6809**, LDP6809**, LDPS6844** ■ Tub Assembly F040 F022 F060 F041 F050 F117 F106 F171 F173 F117 F216 F144 F132 F117 F105 F117 F143 F215 - 80 -...
  • Page 81 For Authorized Service Technicians LUDP8997**, LDT7797**, LDP6797**, LSDF9897**, LDT7808**, LSDT9908**,LDP7708**, SKSDW24***, LDP7808** ■ Tub Assembly F040 F022 F060 F041 F050 F050 F117 F117 F106 F171 F106 F173 F117 F117 F171 F216 F216 F144 F144 F132 F132 F143 F143 F107 F217 - 81 -...
  • Page 82 For Authorized Service Technicians LDT7797**, LDP6797**, LDP5676**, LDT5665**, LDF5545**, LDB4548**, LDP7808** LSDF9897**, LDT7808** ■ Base Assembly F013 M090 F011 M260 F014 A160 M210 K254 M100 M250 M105 M266 F013 M266 M266 F011 F015 - 82 -...
  • Page 83 For Authorized Service Technicians Only SKSDW24***, LDPS6844** ■ Base Assembly F013 M090 F011 M260 F014 A160 M210 M100 K253 M250 K251 F013 M105 M266 M266 F011 F015 M266 - 83 -...
  • Page 84 For Authorized Service Technicians LUDP8997** ■ Base Assembly F013 M090 F011 M260 F014 A160 M210 K252 M100 K254 M250 M105 M266 M266 F013 M266 F011 F015 - 84 -...
  • Page 85 For Authorized Service Technicians LDT6809**, LDP6809**, LSDT9908**, LDF5678**, LDT 5678**, LDP7708** ■ Base Assembly F013 M090 F011 M260 F014 A160 M210 K254 M100 M250 F013 M105 M266 M266 F011 F015 M266 - 85 -...
  • Page 86 For Authorized Service Technicians LDF5545**,LDT5678**, LDF5678**, LDB4548** ■ Upper Rack Assembly A150 A156 A159 A146 A165 A157 A154 A151 A155 A153 A101 A070 A060 A055 - 86 -...
  • Page 87 For Authorized Service Technicians LDP5676**, LDT5665**, LDT6809**, LDP6809**, LDPS6844** ■ Upper Rack Assembly A150 A080 A157 A156 A159 A165 A154 A146 A151 A155 A153 A101 A070 A060 A055 - 87 -...
  • Page 88 For Authorized Service Technicians LDP6797** ■ Upper Rack Assembly A150 A080 A157 A156 A159 A165 A154 A146 A151 A155 A153 A101 A070 A060 A055 - 88 -...
  • Page 89 For Authorized Service Technicians LUDP8997**, LDT7797**, LSDF9897**, LDT7808**, LSDT9908**,LDP7708**, SKSDW24***, LDP7808** ■ Upper Rack Assembly A159 A165 A150 A080 A157 A156 A154 A165 A146 A159 A151 A155 A153 A101 A070 A060 A055 - 89 -...
  • Page 90 For Authorized Service Technicians ■ Water Guide Assembly F191 F192 F193 A050 - 90 -...
  • Page 91 For Authorized Service Technicians LDP7708**, LSDF9897**, LDT7808**, LSDT9908**, SKSDW24***, LDT6809**, LDP6809**, LDPS6844**, LDP7808** ■ Water Guide Assembly F191 F194 A050 - 91 -...
  • Page 92 For Authorized Service Technicians LDF5545**, LDT5678**, LDF5678**, LDB4548** ■ Lower Rack Assembly A179 A181 A180 A140 A182 A146 A141 A147 A142 A110 - 92 -...
  • Page 93 For Authorized Service Technicians LDP6797**, LDP5676**, LDT5665** , LDT6809**, LDP6809**, LDPS6844** ■ Lower Rack Assembly A182 A181 A186 A185 A183 A189 A190 A140 A184 A188 A148 A187 A191 A192 A141 A172 A146 A145 A142 A147 A110 - 93 -...
  • Page 94 For Authorized Service Technicians LUDP8997**, LDT7797**, LSDF9897** ■ Lower Rack Assembly A181 A140 A182 A186 A185 A183 A141 A184 A148 A188 A187 A145 A172 A142 A110 - 94 -...
  • Page 95 For Authorized Service Technicians LDT7808**, LSDT9908**, LDP7708**, SKSDW24***, LDP7808** ■ Lower Rack Assembly A181 A182 A140 A186 A185 A183 A184 A188 A187 A143 A141 A142 A148 A143 A143 A172 A142 A145 A143 A143 A110 - 95 -...
  • Page 96 For Authorized Service Technicians ■ 3rd Rack Assembly A171 A170 - 96 -...
  • Page 97 For Authorized Service Technicians Only LDT5678**, LDF5678**, LDT6809**, LDP6809** ■ 3rd Rack Assembly A170 - 97 -...
  • Page 98 For Authorized Service Technicians LDP6797**, LDP5676**, LDF5545**, LDF5678**,LDP7708**, LDB4548**, LDP6809**, LDPS6844**, LDP7808** ■ Panel Assembly K200 - 98 -...
  • Page 99 For Authorized Service Technicians LDT7797**,LDT5665** , LSDF9897**, LDT7808**, LSDT9908**, LDT5678**, SKSDW24***, LDT6809** ■ Panel Assembly K200 K233 K230 K240 K232 K210 K250 K220 - 99 -...
  • Page 100 For Authorized Service Technicians LUDP8997** ■ Panel Assembly K200 K210 K240 K220 - 100 -...
  • Page 101 For Authorized Service Technicians LUDP8997**, LDP6797**, LDP5676**, LDF5545**, LDF5678**, LDP7708**, LDB4548**, LDP6809**, LDPS6844**, LDP7808** ■ Front Cover Assembly K030 K217 - 101 -...
  • Page 102 For Authorized Service Technicians LDT7797**, LDT5665**, LDT7808**,LDT5678**, LDT6809** ■ Front Cover Assembly K030 K217 K222 K231 K031 K005 - 102 -...
  • Page 103 For Authorized Service Technicians LSDF9897**, LSDT9908** ■ Front Cover Assembly K031 K030 K231 K005 K217 - 103 -...
  • Page 104 For Authorized Service Technicians SKSDW24*** ■ Front Cover Assembly K031 K030 K005 K231 K217 - 104 -...
  • Page 105 For Authorized Service Technicians LDB4548**, LDF5545**, LDF5678**, LDP5676** LDP6797**, LUDP8997** ■ Door Liner Assembly K116 K113 K001 K121 K100 K114 K117 K122 K110 K124 K101 K112 F142 F141 K111 F175 F174 - 105 -...
  • Page 106 For Authorized Service Technicians LDP6809**, LDP7708**, LDP7808**, LDPS6844** ■ Door Liner Assembly K116 K113 K001 K121 K100 K114 K117 K122 K110 K124 K101 K150 K112 F142 F141 K111 F175 F174 - 106 -...
  • Page 107 For Authorized Service Technicians LDT5665**, LDT5678**, LDT7797** ■ Door Liner Assembly K115 K001 K100 K113 K122 K114 K110 K121 K101 K124 K117 F142 F141 K112 K111 F175 F174 - 107 -...
  • Page 108 For Authorized Service Technicians LDT6809**, LDT7808**, LSDF9897**, LSDT9908**, SKSDW24*** ■ Door Liner Assembly K115 K001 K100 K113 K122 K114 K110 K121 K101 K124 K117 F142 F141 K112 K111 F175 F174 - 108 -...
  • Page 109 For Authorized Service Technicians ■ Sump Assembly M070 A120 M120 M071 M087 M007 M126 M139 M136 M138 M133 M136 M027 M025 M028 M026 M030 M137 - 109 -...
  • Page 110 For Authorized Service Technicians LDP7708**, SKSDW24**, LSDF9897**, LDT6809**, LDP6809**, LDPS6844** ■ Sump Assembly M070 A120 M120 M071 F100 M007 F104 M087 M126 M139 M136 M138 M136 M133 M025 M027 M030 M137 M028 M026 - 110 -...
  • Page 111 For Authorized Service Technicians LDP7808**, LSDT9908**, LDT7808** ■ Sump Assembly A195 M070 M120 M071 F100 M007 F104 M087 M126 M139 M136 M138 M136 M133 M025 M027 M030 M137 M028 M026 - 111 -...
  • Page 112 For Authorized Service Technicians LDT7797**, LDP6797**, LDT5665**, LDF5545**, LDB4548**, LUDP8997SN ■ Sump Assembly A195 M070 M120 M071 M087 M007 M126 M139 M136 M138 M133 M136 M027 M025 M028 M026 M030 M137 - 112 -...

  • Page 113: Wiring Diagram

    For Authorized Service Technicians 10. WIRING DIAGRAM 10-1. WIRING DIAGRAM LDF567***/ LDT567***/ LDP679#**/ LDP567#**/ LDT566#**/ LDF554#**/ LDB4548** Series LDP770***/ LDT6809**/ LDP6809**/ LDPS6844** Series LUDP899#**/ LDT779#** Series LSDF989#**/ LDT780#**/ LSDT990#**/ SKSDW24***/ LDP7808** Series - 113 -...

  • Page 114: Main Pcb

    For Authorized Service Technicians 10-2. MAIN PCB - 114 -...
  • Page 115 For Authorized Service Technicians Only LDT5678**/LDF5678**/LDP7708**/SKSDW24***/ LDB4548**/ LDT6809**/ LDP6809**/ LDPS6844**/LDP7808** 10-2. MAIN PCB - 115 -...

  • Page 116: Display Pcb

    For Authorized Service Technicians 10-3. DISPLAY PCB - 116 -...

  • Page 117: Mcu Pcb

    For Authorized Service Technicians 10-4. MCU PCB ※ For This Model Only (LDT7797*,LDT5665**) - case1 LSDF9897**,LDT7808**,LSDT9908**,LDT5678**,SKSDW24***, LDP7808**,LDT6809**- case2 - 117 -...
  • Page 118 For Authorized Service Technicians ※ For This Model Only (LUDP8997**) - 118 -...
  • Page 119 For Authorized Service Technicians Appendix - 119 -...
  • Page 120 P/No. : MFL37554814...

This manual is also suitable for:

Ldp6797 seriesLdp5676 seriesLdt5665 seriesLdf5545 seriesLsdf9897 seriesLdt7808 series ... Show all

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