SERVICE MANUAL Massage chair - Wiki Karat
Contents
1. 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Trouble indication pattern The power lamp the center of the speed lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting Occurrence condition after power Troubled portion Trouble phenomenon Elevation Trouble described left is motor relations displayed 3 seconds after the power is turned ON or after Starting elevation Start elevation 30 seconds after elevation When STRETCH 2 mode is 30 seconds after selected STRETCH 1 motion is elevation effected and trouble described left is displayed Trouble described left is displayed with no elevating motion The elevation motor running 3 seconds later or 8 Check the upper and lower limit Check item Counteraction method Replace the connector ass y upper and Switches for trouble lower limit switches micro switch and harness Under normal condition 1 Stop at the highest position upper limit switch ON lower limit switch OFF Pin 1 2 white red of CN203 connector OO open Pin 3 4 green yellow of CN203 0 Peres 2 Stop at the middle position Upper limit switch OFF lower limit switch OFF Pin 1 2 white red of CN203 connector 0 oY dose Pin 3 4 green yellow of CN203 0 close 3 Stop at the lowest position Upper limit switch OFF lower limit switch ON2. Insert each lead wire pin Replace the main harness Mount the magnet in normal condition Correct the tilted condition or replace the Printed board relay Mount or replace the belt MOMI Replace the Printed board relay or the Printed board main 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Trouble indication pattern o co S 22 CS CAVEAT The power lamp the center of the width lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting Troubled portion Tapping motor relations Trouble phenomenon Trouble Tapping failure described left is displayed 15 seconds after the power is turned ON or TAPPING is selected Occurrence condition after power ON 15 seconds later or 15 seconds after tapping motion during tapping Check item Counteraction method Check the Printed board main CN8 Insert the connector and CN14 and the tapping motor junction connector for come off Check the Printed board main CN8 Replace the main harness to tapping motor connector harness for disconnection Check the Printed board main CN8 If output gt Replace The tapping motor output approx DC57 100V If no output Replace the Printed board main Tapping mode remains unchanged Tapping motor running 15 seconds after tapping motion 4 8
3. power is turned ON The upward motion is effected immediately only after the power is turned ON Occurrence condition after power During elevation or 30 seconds later 3 seconds later Check item 1 Check the Printed board main CN3 and CN4 connectors for come off and pins for come off Pull out CN3 on the Printed board main and check for the red pin to white pin output and blue pin to white pin output of the Printed board side CN3 to be approx AC100V respectively For checking turn ON the massager from the remote control and keep either vertical adjust button UP or DOWN as pressed 3 Check the Printed board relay CN201 connector for come off 4 Check the Printed board relay CN203 connector for come off 5 Check the Printed board main CN13 connector for come off 6 Check the Printed board relay CN201 connector and Printed board main CN13 connector for come off of each lead wire pin thereof both No 1 black and No 6 red or No 5 blue 7 Check the main harness CN201 to CN13 for disconnection or shorting No 1 black No 6 red and No 5 blue Counteraction method Insert the connector and pins If output from the both Replace the elevation motor If either or neither from the both v Replace the Printed board main Insert the connector Insert the connector Insert the connector Insert each lead wire pin Replace the main harness
4. 7 Be careful not to allow adhesion of grease to the belt drive unit etc Adhesion of grease thereto would result in malfunction due to slip UON ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 7 Replacement of tapping motor Disconnect the tapping motor cord connector Remove the belt TATAKI X Photo 8 Unscrew one motor fixing screw Photo 8 Unscrew two stay A motor T fixing screws and remove the tapping motor unit Photo 8 Draw the pulley TM out of the tapping motor shaft and unscrew three tapping motor fixing screws Photo 8 Stay A N A Motor T lapping motor Screws Cautions in reassembling Fix the stay A firmly with two fixing screws so the round portion shown in Photo 9 is aligned with the holes of the frame and of stay A motor I Photo 9 Adjust and mount the pulley TM so its groove is kept in line with the groove of pulley T Photo 9 Be not to allow adhesion of grease to the belt drive unit etc Adhesion of grease thereto would result in malfunction due to slip 15 Replacement procedure 8 Replacement of massage motor 1 Disconnect the massage motor cord connector 2 lake off the belt MOMI 4 Unscrew two stay motor M fixing screws to Photo 10 Unscrew one motor fixing screw Photo 10 remove the massage motor unit Photo 10 Draw the pulley MM out of the massage motor shaft and unscrew three massage motor screws Pho
5. 9 Check the Printed board relay Insert the connector and pins CN202 connector for come off and pins for come off Check the Printed board pulse Insert the connector and pins CN301 connector for come off and pins for come off Check the Printed board relay Insert each lead wire pin CN201 and Printed board main CN13 connectors for come off of each lead wire pin No 2 Check the junction harness CN202 Replace the junction harness CN301 circuit for disconnection or shorting Check the tapping magnet for its Mount the magnet in normal condition mounting direction and fall down Check the Printed board pulse Correct the tilted condition or replace IC 301 for inclination the Printed board pulse 10 Check the belt TATAKI for Mount or replace the belt TATAKI dislocation and cut off 11 When no fault is detected upon Replace the Printed board relay or pulse check in Step 1 10 or the Printed board main 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Troubled portion Trouble indication pattern Elevation NS motor relations Pe Be OPER o 9 2 ON VERD The power lamp the center of the speed lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting Trouble phenomenon Elevation failure Trouble described left is displayed 3 seconds after the
6. E wu SANYO 19 SANYO Electric Co Ltd Feb 2001 200 Printed in Japan Osaka Japan
7. LPHA 2008 E EUROPE 14 Replacement of screw bar 16 Replacement of transfomer 1 Unscrew two nut plastic nut lock screws Photo 18 1 Unscrew three fixing screws to remove the 2 Unscrew two holder Screw rod upper fixing transformer cover Photo 20 screws and remove the holder subsequently taking P Pp out the massage unit upward Photo 18 E 3 After temporarily locking the magnet with a pliers or the like unscrew the backside pulley 5 fixing nut and remove the pulley S from the screw rod Photo 18 3 Unscrew two screw rod holder screws from the backside Photo 18 Holder screw rod upper Screws iiai 1 queemtetadl hoto 20 2 Unscrew fixing screws to remove the folder and pull out a connector 3 Unscrew fixing screws to remove the transformer Photo 21 Pd a 15 Replacement of leg vibrator 1 Disconnect the lead wires of the leg vibrator motor 2 Remove the seat cover from underside with the foot rest lifted 3 Open the fastener and take out the leg vibrator Fig 16 18 Replacement procedure ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 17 Replacement of reclining unit 1 Disconnect the lead wires from the reclining motor 2 The reclining motor is fixed at the both end sides Take off the lock C rings from the both ends and pull out the pin Photo 21 Lock C ring 4 and pin NN
8. OPE 10 Replacement of Printed boards 12 How to remove the back rest Relay or pulse 1 Turn OFF the power switch after moving the 1 Disconnect three connectors connected to the massage unit to the position shown in Photo 16 using UP DOWN ADJUSTMENT on the Printed board Relay Photo 14 2 Unscrew one screw fixing the Printed board Relay OI E 2 Unscrew five back rest pair fixing screws to 3 Disconnect one connector connected to the P 9 Printed board pulse Photo 14 remove the back rest pair Photo 16 4 Unscrew one screw fixing the Printed board Quem Bonnes to remove the Printed board Photo 14 gt Screws c E Printed board P Relay gt Screws Printed board Pulse 7 Connectors Photo 14 11 Meme of limit switch 1 Unscrew three switch holder fixing screws E 13 Replacement of right and left arm Fhoto 15 2 Unscrew switch fixing screws 1 Remove the helical spring for the arm After that remove solder from each switch Photo 14 terminal to demount the Switch 2 Unscrew the right arm fixing nut to remove Photo 15 the right arm Also remove the left arm similarly Photo 14 Switch holder Remove the left arm similarly y E Arm left L mms H w TT Ha LT Ad E Screws Replacement procedure ALPHA 2008 M EUROPE A
9. Pin 1 2 white red of CN203 connector 0 Pin 3 4 green yellow of CN203 connector OO open 9 Check the elevation magnet for thelMount the magnet in normal condition mounting direction and fall down 10 Check the Printed board main IC4 Correct the tilted condition or replace the for tilt Printed board main 11 Check the belt ROLLING for Mount or replace the belt ROLLING dislocation and cut off Replace the Printed board relay or pulse or the Printed board main 12 When no fault is detected upon check in Step 1 11 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Trouble indication pattern SLOW e 9 e FAST POSITION SPEED 2 e WIDE wo 50 CALF VIBRATION m The power lamp the center of the speed lamp the center of the width lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting CALF VIBRATION The power lamp the both edges of the speed lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps Occurrence condition after power Trouble described left is displayed When the with no reclining motion motorized reclining operation is effected normally Trouble described left is displayed 3 seconds later three minutes after the power ON Troubled portion Trouble phenomenon Motorized reclining relat
10. SANYO SERVICE MANUAL Massage chair ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE MODEL PRODUCT CODE NO Power consumption 383 180 92 2008 M BLACK Rated ti ESAME a 383 180 93 2008 M GREY 1 Timer manuallabout 15 minutes automatic neck shoulder 1 about 11 minutes upper half of the body about 13 minutes waist about 13 minutes 1 363 180 94 2008 E BLACK Dimension 660 mm width X 1 000 mm depth X 1 100 mm height 1 383 180 95 2008 E GREY When not reclined with foot rest retracted 660 mm width X 1 650 mm depth X 640 mm height When reclined with foot rest set horizontally Weight Approx 52 kg Exterior cloth Synthetic leather Number of massagings 3 stages 20 times min 25 times min 30 times min Number of tappings stages 360 times min 480 times min 600 times min Tapping width stages Approx 70 mm 100 mm 130 mm Vertical movement speed One reciprocating motion in approx 27 sec Backborn stretching width stages Approx 70 mm 100 mm 130 mm Massaging ball up down range Approx 600mm Height adjustment of 3 Stages massaging ball Leg vibration Vibration type Reclining angle Approx 120 170 Reclining method Motor driven type Accessory Head cover Back pad zou REFERENCE NO SM6510257 00 D al FM 2 Fuse switch 250V 3 15A Transfomer Printed board Remote control Eg Motor Leg vibrator Motor Elevation Condenser Recl
11. ing described left is failure displayed 15 seconds after the power is turned ON or MASSAGE is selected Massage motor relations Mj KS gt Massaging mode remains after massaging motion unchanged OF VERTO The power lamp the center of the width lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting Massage motor running Check item 1 Check the Printed board main CN6 and CN7 and massage motor junction connector for come off 2 Check the harness between the Printed board main CN6 and massage motor junction connector for disconnection 3 Check the Printed board main CN6 output approx DC57 100V 4 Check the Printed board relay CN201 connector and Printed board main CN13 connector for come off of each lead wire pin Pin No 3 brown 4 yellow and 7 white 5 Check the main harness CN201 to CN13 line for disconnection or shorting 6 Check the massaging POSITION and ROTATION magnets for their mounting direction and fall down 7 Check the Printed board relay IC 201 and IC 202 for inclination 8 Check the belt MOMI for dislocation and cut off 9 When no fault is detected upon checking in the Step 1 8 Counteraction method Insert the connector Replace the main harness If output gt Replace the massage motor If no output gt Replace the Printed board main
12. ining motor Transfomer 9NO ELNO Me LIED d KE Reactor Reactor Motor Massage Printed board Relay Limit switch Printed board Massage pulse 34023 48002 VHd1V 340203 N 8007 VHdT1V weibeig 6uuiM Printed board Relay Limit switch m e Limit switch Qo i e R202 Qo 2 9i Qo Reactor Motor Tapping t Reactor 202 Massaging pulse R203 C202 Printed board I d cao Pulse Motor Massaging Reclining motor Condenser rO 1 au 10MF 250 V Reclining motor Printed board Main Transfomer Motor Leg vibrator Switch Fuse 250 V 3 1 5A weibeig 34023 48002 VHd1V 340203 N 8007 VHdT1V Printed board Main Printed board Remote control SS pn cmt m
13. ions HEC 904 only 3 seconds later Check the Printed board main CN5 Check the Printed board main CN5 Check item Counteraction method Insert the connector and pins connector and pins for come off If output gt Replace the reclining motor output to be approx DC90V Check the Printed board main CN12 Insert the connector connector for come off Pull out the Printed board main CN12 When the both are open connector and check whether the current is across No 1 to No 2 pin and Replace the reclining motor No 3 to No 4 pin of the motorized recliner side CN12 connector Pull out the Printed board main CN5 occur Replace the Printed board main connector for shorting No 1 to No 2 occur Replace the reclining motor circuit of CN12 Turn ON the power Switch after shorting Pin No 3 to 4 to check whether trouble is displayed or not If no output 2 Replace the Printed board main Trouble described left is displayed combi red lamps lighting When no fault is detected upon Replace the Printed board main check in Step 1 5 Replace the Printed board main 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Trouble indication pattern No trouble is Troubled portion Trouble phenomenon Leg vibrator Leg vibrator fails to start Occurrence condition Check item Counteraction method after power Leg vibrat
14. ise to make the cylinder stroke length adjustable 2 The cylinder stroke length is made shorter simultaneously with startup of reclining motor so that the backrest is pulled and reclines from frame supporting center by the cylinder 3 Also at the same time this pushes a link ass y and raises a foot rest ALPHA 2008 E Only Reclining motor Cylinder m n Link ass y 17 Massage motors ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 1 Tapping motor Screw bar 3 Elevation motor 1 Tapping motor This motor rotates to move the massage balls upward and downward alternately via the driving belt coupled to the motor The motor revolutions is adjustable in three steps so that the patting frequency can be changed over to approximately 360 480 and 600 cycles minute 2 Massage motor This motor rotates to move the massage balls crosswise via the driving belt and gear box coupled to the motor The motor revolutions is adjustable in three steps so that the massaging frequency can be changed over to approximately 20 25 and 30 cycles minute When patting and stretching the backbone line the massage ball position ball moving range can be changed over in three steps after starting the patting motor 3 Elevation motor This motor rotates to transmit its rotating torque to the threaded rod via the driving belt whereby the massage unit is moved upward and downward This motor rotates clockwise and cou
15. nterclockwise to thereby move the massage unit upward and downward Tapping massaging You can enjoy the good comfort that you can not do by hand tapping massage by starting both the tapping motor and the massage motor simultaneously I shaped tapping Z shaped massaging Massaging same portion can be prevented by moving minutely the massage balls upward and downward by starting the elevation motor while running the tapping motor for tapping operation or the massage motor for massaging operation 13 Replacement procedure ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 1 How to remove the rear cover 3 Replacement of power switch 1 Unscrew four fixing screws to remove the rear 1 Unscrew two case fixing screws to remove the cover Fig 1 power switch 4 In removing shift the switch in arrow direction from the bushing of the remote control cord Bushing of the air remote control cord Y e Power switch T 3 2 Replacement of the printed board main 1 Photo 4 1 Unscrew three fixing screws to remove the cover mmm the printed board main Photo 2 2 Open the power fuse case to take out the fuse d Photo 5 3 Unscrew two switch holder fixing screws to remove the power switch Photo 5 4 Pull out the auxiliary connector outward which is fitted in the case power switch 5 Rear cover Screws Screws Fig 1 Screws Power switch amp m 2 Pull o
16. or ON 1 Check that Leg vibrator If the lamp OFF lamp on the remote control is ON Check and replace the Printed board remote control 2 Check the Printed board main CN2 If output Replace the cushion footrest output to be approx DC12V If no output s Replace the Printed board main Remote control Trouble is displayed motion stop from time to time Each function in 1 Start massaging in AUTO mod and Replace the remote control running lightly pull the remote control cord to check whether massaging motion stops or trouble is displayed ON Printed board Connectors Configuration Drawing e CN13 CN11 6 5 la 3 12 1 6 5 312 hi Printed board main Printed board pulse CN203 Printed board relay 34023 48002 VHd1V 340203 N 8007 VHdT1V yey sisouBeip Motorized Reclining ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 1 The back rest can recline steplessly up to 170 degree maximum by 9 g operating RECLINING switch on ale pack the remote control 2 According to the movement of back rest foot rest too moves automatically Foot rest ALPHA 2008 E Only The foot rest rises while the Back rest topples ALPHA 2008 E Only This lowers a foot rest while raising a Back rest ALPHA 2008 E Only Motorized reclining operation 1 The reclining motor rotates both clockwise and counterclockw
17. ote control cable disconnection or shorting both brown and black wires or white and red wires When no fault is detected upon Replace the Printed board remote control checking in Step 1 6 or Printed board main Remote control Trouble described left is Immediately or 3 1 Check the Printed board main CN11 Insert the connector pins relations displayed immediately or 3 seconds later and Printed board remote control seconds after the power switch CN101 connector pins for is turned ON come off Pin No 3 blue 4 yellow and 6 orange Check the remote control cable for Replace the remote control cable disconnection or shorting Blue yellow and orange wires When no fault is detected upon Replace the Printed board remote control above check or Printed board main Trouble indication Troubled pattern portion KS o eo 9 23 OOOH tla Sl m M SLOWe e e FAST POSITION CALF VIBRATION The power lamp and massage red lamp tapping red lamps stretch 1 red lamps stretch 2 red lamps combi red lamps lighting yey sisouBeip 34023 48002 VHd1V 340403 N 8007 VHdT1V Occurrence condition after power 15 seconds later or 15 seconds after massaging motion during massage 15 seconds later or 15 seconds Troubled portion Trouble indication pattern Trouble phenomenon Trouble Massag
18. r ar EH d mt m s mt n M e gea ee e M p er e m co rn reo S REM Sape ee ee n ee ee ee d Mr t P ee DM ee Mm n d tt Lb ty Oty OOO Ol ICN101 weibeig SPED WDTH VIBS SDWN MN 3 MN 4 MN 5 MN 1 STUP SHDA 0 2 PDWN AT O 1 2 PSUP SW101 SW103 SW105 SW107 SW109 SW111 SW113 SW115 SW117 SW119 SW118 Swi102 5W104 SW106 SW108 50110 50112 50114 50116 34023 48002 VHd1V 340203 N 8007 VHdT1V Occurrence Trouble phenomenon condition Check item Counteraction method after power ON Power and Nothing is displayed after the Immediate Check current fuse 3 154 for Replace the current fuse 3 154 remote control power ON fusion relations Check Printed board Main CN1 Check the power switch and power cord output AC100V and transfomer for normal conductivity and replace them if necessary upon check Check Printed board Main CN9 Replace the Printed board main output AC100V Check power transformer output Replace the power transformer CN10 approx 12V a Check Printed board main CN11 and Insert the connector and pins Me e e FAST POSTION Printed board remote control CN101 for connector come off Check pins both No 5 brown and No 7 black or No 1 white and Nothing is displayed No 2 red for come off Check the remote control cable for Replace the rem
19. to us Tn D screws d m i n m Photo 1 0 Cautions in reassembling Fix the stay A firmly with two fixing screws so the round portion shown in Photo 11 is aligned with the holes of the frame and stay A motor M Photo 11 Adjust and mount he pulley MM so its groove Is kept in line with the groove of the pulley M Photo 11 careful not to allow adhesion of grease to the belt drive unit etc Adhesion of grease thereto would result in malfunction due to slip 16 ALPHA 2008 M EUROPE ALPHA 2008 E EUROPE 9 Replacement of gear box 1 2 9 4 Take off C ring from the shaft Take off the belt MOMI Photo 12 Unscrew two stay HARNESS fixing screws to remove the stay HARNESS Photo 12 Unscrew one holder MAGNET WIDTH fixing screw to remove the holder MAGNET WIDTH from the shaft Photo 12 Photo 12 It ER 1 25 uus wd Holder MAGNET ulla Ne 7 Screws Stay HARNESS Screws Photo 12 Loosen a little four right side shaft M fixing screws Photo 10 Unscrew four gear box fixing screws to separate the gear box from the shaft Photo 13 Remove the pulley M from the gear box Photo 13 Unscrew two stay fixing screws at each side of the gear box to remove the stays left and right Photo 13 Photo 13 Replacement procedure ALPHA 2008 M EUROPE ALPHA 2008 E EUR
20. ut 14 connectors which are connected VA to the printed board main and thereafter Connector demount the printed board D Le Photo 3 E i i Photo 5 3 Unscrew two transformer fixing screws to remove the transformer Photo 3 4 Replacement of power cord 4 Unscrew two reactor fixing screws and one 1 Disconnect the power cord connector to remove the cord bushing from the power cord Photo 5 capacitor fixing screw main b Replacement of remote control 1 Remove the bushing from the remote cord Photo 4 mESCL LLL ERN 2 Unscrew four remote control case fixing screws Wai V NEAN to open the case Fig 3 Unscrew two printed board remote control fixing screws to disconnect the remote control cord connector 14 Replacement procedure 6 Replacement of elevation motor 1 Disconnect the elevation motor lead wires 2 Remove the belt Rolling and unscrew four motor mounting screws Photo 6 3 Remove the pulley SM from the elevation motor output shaft and unscrew four elevation motor fixing screws motor Belt Rolling Cautions in reassembling Apply the elevation belt to the pulley and adjust the belt tension as shown in Photo 7 Thereafter tighten four motor mounting screws with specific torque 7 Adjust and mount he pulley SM so its groove Is kept in line with that of the pulley 5 Photo Pulley 5 lPhoto
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