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SHARP SERVICE MANUAL

HOT & COLD WATER DISPENSER

MODEL   SB-29

   

SB-29S

In the interests of user-safety (Required by safety 
regulations in some countries) the set should be restore 
to its original condition and only parts identical to those 

specified should be used.

SHARP CORPORATION

TABLE OF CONTENTS

PARTS IDENTIFICATION AND SPECIFIC INFORMATION ...................................................
CAUTIONS FOR USE .............................................................................................................
IMPORTANT SAFETY INSTRUCTIONS ................................................................................
WIRING DIAGRAM AND CIRCUIT DIAGRAM .......................................................................
COOLING SYSTEM DIAGRAM AND HOT SYSTEM DIAGRAM ...........................................
COMPONENT REPLACEMENT PROCEDURE .....................................................................
TROUBLESHOOTING ............................................................................................................
SERVICE PARTS LIST ...........................................................................................................

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Summary of Contents for SB-29

Page 1: ...riginal condition and only parts identical to those specified should be used SHARP CORPORATION TABLE OF CONTENTS PARTS IDENTIFICATION AND SPECIFIC INFORMATION CAUTIONS FOR USE IMPORTANT SAFETY INSTRUCTIONS WIRING DIAGRAM AND CIRCUIT DIAGRAM COOLING SYSTEM DIAGRAM AND HOT SYSTEM DIAGRAM COMPONENT REPLACEMENT PROCEDURE TROUBLESHOOTING SERVICE PARTS LIST Page 2 3 3 4 5 6 13 14 15 19 ...

Page 2: ... kg SB 29 SB 29S 220 6 4 50 610 35 0 70 96 Thermostat 305 x 380 x 997 305 x 380 x 1 080 16 4 17 4 Model SB 29 Model SB 29S Panel B Drain tray support Drain tray support Panel B Faucet ass y Faucet ass y Hot water Cold water Faucet ass y Faucet ass y Push button Lamp indicator Hot Lamp indicator Hot Top plate Top plate Bottle connector Bottle connector Stand Stand Lamp indicator Cool Lamp indicator...

Page 3: ... The plastic part should be cleaned using mild soap and water Do NOT use bleach or any cleaning agents containing bleach or chlorine 13 If the wire condenser is dusty or dirty Wipe or blow it out cleaning so that unit can run in full efficiency IMPORTANT SAFETY INSTRUCTIONS 1 Read all instructions before using the Hot Cold water dispenser 2 Keep the unit be checked by the authorized service center...

Page 4: ...4 WIRING DIAGRAM CIRCUIT DIAGRAM ...

Page 5: ...AGRAM 5 Compressor Tank cooler Hot water inlet tube Silicone tube Hot water outlet tube Connector pipe Silicone tube Space tank Heater tank ass y Heater set ass y Drain tube Filter driers Condenser ass y Capillary tube Cooling coil Tank cooler ...

Page 6: ...ixing the terminal cover 3 Disconnect the lead wire blue and remove the PTC relay from compressor 4 Now the PTC relay is free REMOVE OF PTC RELAY REMOVE OF THERMO MOTOR Fig 2 Compressor Lead wire yellow Terminal cover Cover strap Thermo motor PTC relay 1 Remove the PTC relay in accordance with REMOVE OF PTC RELAY 2 Disconnect the lead wire yellow and remove the thermo motor from compressor 3 Now t...

Page 7: ...lding the power cord ass y 3 Remove 2 closed terminal to power cord ass y 4 Now the power cord ass y is free REMOVE OF POWER CORD ASS Y REMOVE OF FUSE ASS Y 1 Remove the thermostat in accordance with REMOVE OF THERMOSTAT 2 Disconnect the lead wire fuse 3 Now the fuse is free Thermostat Terminal Condenser ass y Screw Screw Screw Thermo fixing plate Fig 4 Cover strap Terminal cover Thermo motor Clos...

Page 8: ...l B A and separate from the unit 8 Release 2 faucet from the panel B and remove the panel A and panel B from the stand 9 Remove 2 screws holding the PCB Hot display and PCB Cool display from the panel B 10 Remove 2 screws holding the panel A and panel B 11 Now the panel B A and faucet ass y are free Fig 5 Fig 6 Screw Top plate Hot water outlet tube Cool water outlet tube Cord band Connector pipe P...

Page 9: ...heater tank ass y 3 Now the thermostat are free Heater tank ass y Screw Thermostat 42 o C Thermostat 93 o C Terminal Fig 8 Fig 7 REMOVE OF PCB HOT DISPLAY AND PCB COOL DISPLAY 1 Remove the panel B A in accordance with REMOVE OF PANEL B A 2 Remove 2 screws holding PCB Hot display and PCB Cool display 3 Cut lead wires from the PCB Hot display and PCB Cool display 4 Now the PCB Hot display and PCB Co...

Page 10: ...sive foam tape from the faucet connector and the tank connector 7 Cut 2 cord bands holding the hot water inlet tube and cool water outlet tube 8 Remove the faucet ass y Cool water and remove 3 screws holding the heater tank ass y 9 Remove the thermostat ass y from tank cooler ass y 10 Remove the insulation foam from the tank cooler ass y 11 Remove 2 mounting nuts by toolbox and detach the faucet c...

Page 11: ...nit and remove 4 screws holding the side plate reinforce to the stand 7 Now the side plate L R are free Fig 11 Stand Side plate L Lead wire earth Screw Screw Side plate reinforce Side plate R Screw Condenser ass y Jig Tank support Switch ON OFF SW fixing plate Screw Screw Screw Back plate REMOVE OF SPACE TANK 1 Remove 2 screws holding the top plate and detach out the top plate from the unit 2 Remo...

Page 12: ...nk ass y 7 Now the heater tank ass y is free REMOVE OF HEATER SET ASS Y 1 Remove the panel B A and faucet ass y in accordance with REMOVE OF PANEL B A AND FAUCET ASS Y 2 Remove 2 screws holding the heater set support 3 Unfasten 2 screws at the heater ass y and then pull the heater set ass y out of the heater tank ass y Fig 13 4 Now the heater set ass y is free Tank support Cord band Cord band Clam...

Page 13: ...ve the panel B A and faucet ass y in accordance with REMOVE OF PANEL B A AND FAUCET ASS Y 2 Cut the charge tube and let compressor s coolant out off the compressor about 1 minute 3 Disconnect 2 lead wires terminal of the compressor 4 Remove the insulating seal cork tape and push up the cooling coil insulation tube 5 Blow gas joint the cooling coil and joint the condenser ass y to the compressor 6 ...

Page 14: ...ulty compressor 1 Turned screws to fit 2 Fitted refrigeration lines 3 Repaired or replaced compressor Water leaks 1 Faulty cracked plastic bottle 2 Faulty damaged reservoir 3 Faulty loose faucet or damaged gasket 1 Replaced plastic bottle 2 Repaired or replaced reservoir 3 Repaired or replaced faucet and gasket Oil on refrigerant lines 1 Unplug service cord and contact refrigeration repairman 1 Re...

Page 15: ...1B303 COOLING COIL 1 2 5 7 31B115 INSULATION FOAM 1 2 5 8 31B3051 TANK SUPPORT 1 2 5 9 31A704 COOLING COIL INSULATION TUBE 1 2 5 10 31A2181 MOUNTING NUT 2 2 6 31B230 SPACE TANK 1 2 7 31B518 SILICONE TUBE L 380 mm 1 2 8 31B334 CLAMP 9 for SILICONE TUBE 1 2 9 31B510 COOL WATER OUTLET TUBE 1 2 10 31B509 HOT WATER OUTLET TUBE 1 2 11 31B508 HOT WATER INLET TUBE 1 2 12 31B322ASY HEATER TANK AS Y 1 2 13 ...

Page 16: ... 31A502 GROMMET 4 2 36 31A316 SLEEVE GROMMET 4 2 37 31A321 WASHER FLAT 4 ELECTRIC PARTS 3 1 31B404ASY POWER CORD WITH PLUG 1 3 2 31B401SET COMPRESSOR SET 1 3 2 1 31B401 COMPRESSOR 1 3 2 2 31A4021 PTC RELAY 1 3 2 3 31A407 THERMO MOTOR 1 3 3 31B405SET HEATER SET 1 3 4 31B4061 SWITCH ON OFF 1 3 5 31A403 THERMOSTAT 250V 3A 1 3 6 31A306 FILTER DRIERS 1 3 7 31B413 THERMOSTAT 42 o C 1 3 8 3G2131 THERMOST...

Page 17: ... 3C108 BELLOW CAP PACKING 1 2 5 5 31B224ASY TANK CONNECTOR AS Y 1 2 5 6 31B303 COOLING COIL 1 2 5 7 31B115 INSULATION FOAM 1 2 5 8 31B3051 TANK SUPPORT 1 2 5 9 31A704 COOLING COIL INSULATION TUBE 1 2 5 10 31A2181 MOUNTING NUT 2 2 6 31B230 SPACE TANK 1 2 7 31B518 SILICONE TUBE L 380 mm 1 2 8 31B334 CLAMP 9 for SILICONE TUBE 1 2 9 31B510 COOL WATER OUTLET TUBE 1 2 10 31B509 HOT WATER OUTLET TUBE 1 2...

Page 18: ...1F216 STAND 1 2 33 31A219 TERMINAL COVER 1 2 34 31A320 COVER STRAP 1 2 35 31A502 GROMMET 4 2 36 31A316 SLEEVE GROMMET 4 2 37 31A321 WASHER FLAT 4 ELECTRIC PARTS 3 1 31B404ASY POWER CORD WITH PLUG 1 3 2 31B401SET COMPRESSOR SET 1 3 2 1 31B401 COMPRESSOR 1 3 2 2 31A4021 PTC RELAY 1 3 2 3 31A407 THERMO MOTOR 1 3 3 31B405SET HEATER SET 1 3 4 31B4061 SWITCH ON OFF 1 3 5 31A403 THERMOSTAT 250V 3A 1 3 6 ...

Page 19: ...19 ...

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