Sharp SB-29S Manual de usuario
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
specied 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
2
PARTS IDENTIFICATION
SPECIFIC INFORMATION
Model
Rated voltage (V)
Rated frequency (Hz)
Power consumption
Hot water capacity (Litre/Hr)
Cold water capacity (Litre/Hr)
Refrigerant HFCR-134a (g)
Rated current (A)
Compressor rated input (W)
Temperature control
Dimensions (W x D x H) (mm)
Weight (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 (Cool)
(Cool water)
(Hot water)
Drain tray
Drain tray
Panel-A
Panel-A
Push button
3
CAUTIONS FOR USE
1. Do not locate your Hot & Cold water dispenser where the environment would offer any risk of water
contamination.
2. The Hot & Cold water dispenser must be located on a oor which is smooth, level and easily cleaned.
3. Do not locate the Hot & Cold water dispenser in direct sunlight.
4. Do not locate the Hot & Cold water dispenser next to a radiator.
5. Do not locate the Hot & Cold water dispenser within or directly adjacent to toilet facilities.
6. Do not use the Hot & Cold water dispenser or water bottle as a shelf for plants or objects.
7. Do not use sprays, mists or vapors around the Hot & Cold water dispenser.
8. Do not put any other liquid other than water into the Hot & Cold water dispenser.
9. Do not lay the Hot & Cold water dispenser on its side.
10. Do not leave the Hot & Cold water dispenser without a bottle tted.
11. Do not attempt to move the Hot & Cold water dispenser if there is a bottle in place.
12. 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 efciency.
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 every 6 months is recommended.
3. Before operating this appliance, this unit must be grounded properly in order to prevent risk of current leakage.
Installation must be done together with electricity leakage protector unit.
4. Do not plug other electronic equipment in the same socket because the socket will overheat and may
result in re.
5. If the appliance is malfunction. Do not try to repair this appliance. For your own safety and using this
appliance with high efciency, contact the nearest SHARP service facility for repair.
In case of indoor installation.
Connect the grounded wire
to the three-prong outlet at
grounded wire position.
Copper rod 1.5 cm.
and 240 cm. in length.
(Embed into the ground)
About 30 cm.
4
WIRING DIAGRAM
CIRCUIT DIAGRAM
COOLING SYSTEM DIAGRAM
HOT WATER SYSTEM DIAGRAM
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
6
COMPONENT REPLACEMENT PROCEDURE
Before beginning the service inspection and/or repair you will need to disconnect the power cord
from the Hot & Cold water dispenser and remove the bottle from the reservoir.
1. Remove the insulating seal cork tape from terminal cover.
2. Remove the cover strap xing 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 the thermo motor is free.
Fig. 1
Compressor
Cover strap
Terminal cover
Lead wire blue
PTC relay
7
1. Remove 5 screws holding the condenser ass’y.
2. Disconnect 2 terminals lead wire from thermostat.
3. Remove 2 screws holding the thermostat to the thermo xing plate.
4. Now the thermostat is free.
REMOVE OF THERMOSTAT
1. Remove the terminal cover.
2. Remove the screw holding 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 xing plate
Fig. 4
Cover strap
Terminal cover
Thermo motor
Closed terminal
Power cord ass’y
Screw
Compressor
Stand
Fig. 3
PTC relay
8
REMOVE OF PANEL B-A AND FAUCET ASS’Y
1. Remove the drain tray ass’y from the panel-B.
2. Remove 2 screws holding the top plate.
3. Separate out the top plate from the unit.
4. Remove 4 screws holding the faucet cover and detach the faucet cover.
5. Remove 2 screws holding the faucet ass’y.
6. Push the push button and insert the jig into the faucet ass’y (Hot water), push up the jig and remove the
lever faucet from the faucet body. Lift up the lever faucet of faucet ass’y (Cool water) to front.
7. Remove 4 screws holding the panel 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
PCB Cool display
PCB Hot display
Screw
Screw
Faucet ass’y (Hot water)
Faucet ass’y (Cool water)
Faucet cover
Faucet mounting plate
Screw
Drain tray ass’y
Panel-A
Lift up
Lever faucet
Panel-B
Faucet body
Faucet ass’y (Hot water) Faucet ass’y (Cool water)
Panel-B
Screw
Screw
Push
Push up
Jig
Lever faucet
Push button
Faucet body
9
REMOVE OF TEMP. FUSE ASS’Y
1. Disconnect 2 lead wires Temp. fuse ass’y and cut lead wire from the PCB Hot display.
2. Disconnect 2 terminals from thermostat and switch ON/OFF.
2. Remove the screw holding the temp. fuse ass’y to the temp. fuse angle.
3. Remove the temp. fuse ass’y from the temp. fuse angle.
4. Now the temp. fuse ass’y is free.
REMOVE OF THERMOSTAT (42oC, 93oC)
1. Disconnect 4 terminals from the thermostat.
2. Remove 4 screws holding thermostat to heater tank ass’y.
3. Now the thermostat are free.
Heater tank ass’y
Screw
Thermostat 42oC
Thermostat 93oC
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 Cool display are free. PCB Hot display
PCB Cool display
Panel-B
Panel-A
Screw
Fig. 9
Thermostat
Temp. fuse angle
Temp. fuse
Screw
Lead wire for
temp. fuse white
Lead wire for temp. fuse white
Lead wire for
temp. fuse white
Terminal
PCB Hot display
Switch ON/OFF
10
Note : Recheck the Hot & Cold water dispenser for water leaks, after replace or repair the faucet connector
parts and tank connector.
REMOVE OF FAUCET CONNECTOR AND TANK CONNECTOR
1. Remove the water partition from the tank cooler ass’y.
2. Remove the panel B-A and faucet ass’y in accordance with “REMOVE OF PANEL B-A AND FAUCET
ASS’Y”.
3. Remove the side plate L-R in accordance with “REMOVE OF SIDE PLATE L-R”.
4. Cut the charge tube and let compressor’s coolant out off the compressor about 1 minute.
5. Blow gas 2 joints, and remove the cooling coil from the compressor, the capillary tube from the lter
driers.
6. Remove the adhesive 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 connector and tank connector from tank cooler
ass’y.
12. Now the faucet connector and tank connector are free.
Fig. 10
Toolbox
Compressor
Heater tank ass’y
Hot water inlet tube
Screw
Cord band
Tank support
Insulation foam
Mounting nut
Cooling coil
Tank cooler ass’y
Bellow cap
packing
Faucet connector
Water partition
Tank connector
Cool water outlet tube
Cord band
Joint
Joint
Cooling coil
Capillary tube Filter driers
2
1
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