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(5) Power circuit board (JT-30P3H/JT-30P3)

1

 Remove the front panel. 

 See (3) 

1

 to 

2

.

2

  Unscrew the clamping screws, and remove the board cover (power).

(Two PTT screws 4×16, indicated by 

)

Board cover (power)

(6) Display circuit board (JT-30S5)

1

 Remove the board cover (power). 

 See (5) 

1

 to 

2

.

2

 Remove the display circuit board (JT-30S5) from the spacer.

Spacer

Display circuit board (JT-30S5)

Assembly precaution
After installing the circuit board, make sure that all LEDs are upright.

(7) Filter circuit board (JT-30F3)

1

  Disconnect the lead wires for the filter circuit board (orange) (TAB1 

and TAB2) from the power circuit board (JT-30P3H/JT-30P3).

 See (5) 

1

 to 

3

.

2

  Unscrew the side panel (left) clamping screw.

(One PTT screw 4×16, indicated by 

)

Filter circuit board lead wires (orange)

3

  Disconnect the lead wires from the power circuit board (JT-30P3H/

JT-30P3), and remove the power circuit board.

Power circuit board

(JT-30P3H/JT-30P3)

Assembly precautions
• Take care not to pinch the lead wires.
• Connect the lead wires as printed on the power circuit board.

3

  Disconnect the lead wires for the display circuit board (blue) (CN18) 

from the control circuit board (JT-30M3/JT-30M2). 

 See (3) 

3

 to 

4

.

Display circuit board lead wires (blue)

Summary of Contents for Jet Towel JT-SB216JSH-H-E

Page 1: ...plate Repair work must be performed by the manufacturer its service agent or a similarly qualified person in order to avoid hazards December 2012 No U180 A Model JT SB216JSH W E JT SB216JSH H E JT SB216JSH S E JT SB216KSN W E ...

Page 2: ...side dimensions 7 7 Electrical wiring diagrams 8 9 8 Circuit board diagrams 10 12 9 Fundamentals of operation 13 14 10 Troubleshooting 15 18 11 How to call 18 12 Service inspection list 18 13 Overhauling procedures 19 26 14 Parts catalog 27 59 JT SB216JSH W E 28 35 JT SB216JSH H E 36 43 JT SB216JSH S E 44 51 JT SB216KSN W E 52 59 ...

Page 3: ... Wiring Regulations and the installation instructions Be sure to check whether the terminals and fixed wiring are securely connected Improper connection or wiring installation may result in electric shock and or fire Use proper parts and tools For repair be sure to use the parts listed in the service parts list of the applicable model and use the proper tools Failure to heed this warning may resul...

Page 4: ...e temperature could be lower than 0 C Locations where there is a lot of dust Locations where the temperature could be higher than 40ºC Locations where there is a lot of condensation Locations where salt damage could occur Vehicles including ships and airplanes Locations where corrosive neutral or reductive gases are present Near food or tableware Kitchens Locations where the appliance may come int...

Page 5: ... 11 10 to 12 13 to 15 Nozzle Hyper slit nozzle Wave nozzle Hyper slit nozzle Wave nozzle Noise dB 59 61 59 58 Draining device Drain hose Cleanable drain ditch Drain hose Cleanable drain ditch Rated power consumption W 1010 to 1200 During heat accumulation by the heater 650 Heater OFF 1240 Heater ON 720 Heater OFF 630 550 Rated current A 4 6 to 5 0 During heat accumulation by the heater 4 0 Heater ...

Page 6: ...e blue light Drain tank Side cover Air filter Display Heater type JT SB216JSH W H S E Power lamp Heater lamp Heater less type JT SB216KSN W E Check lamp Power lamp Sensor Shaded areas in the figure indicate antibacterial material Settings HEATER AIR SPEED HEATER OFF ON STANDARD HIGH AIR SPEED OFF STANDARD ON HIGH Switches Switch box cover Mounting screws Factory default settings JT SB216JSH W H S E...

Page 7: ... 58 OFF High 3 9 4 2 720 106 61 Standard 3 0 3 2 550 98 58 JT SB216KSN W E 3 0 3 2 550 98 58 Air speed is calculated from the static pressure measured by the pitot tube at the nozzle Noise is the A range value measured in an anechoic room Average as three points 2 m from the front and both sides The heater is turned off automatically when ambient temperature is 30 C or more Applicable models JT SB...

Page 8: ... 8 7 Electrical wiring diagrams JT SB216JSH W E JT SB216JSH H E JT SB216JSH S E ...

Page 9: ... 9 JT SB216KSN W E ...

Page 10: ...H W H S E 220 V AC 230 V AC 240 V AC With heater ON Bus voltage Being stopped 310 V DC 324 V DC 338 V DC JT 30P3H JT 30P3 Between TAB5 and 0 V or between TAB6 and 0 V Clock frequency 12 MHz JT 30P3H JT 30P3 IC1 19P Power supply voltage 220 V AC 230 V AC 240 V AC JT 30P3H JT 30P3 Between TAB1 TAB2 8 Circuit board diagrams Circuit board diagrams and check points 1 Power circuit board JT 30P3H JT SB2...

Page 11: ...1 2 Filter circuit board JT 30F3 Clock frequency 8 MHz JT 30M3 JT 30M2 IC20 14P Reset input 5 V JT 30M3 JT 30M2 IC20 11P 5 V JT 30M3 JT 30M2 CN18 1P 15 V JT 30M3 JT 30M2 CN8 2P 0 V JT 30M3 JT 30M2 CN8 7P 3 Control circuit board JT 30M3 JT SB216JSH W H S E JT 30M2 JT SB216KSN W E ...

Page 12: ... board middle JT 30S2 Middle sensor 6 Sensor circuit board lower JT 30S3 Lower sensor 7 Display circuit board JT 30S5 Circuit thermostat characteristics JT 30M3 JT 30M2 IC20 5P Temperature Resistance IC20 5P Voltage 20 C 59 3 kΩ 3 44 V 30 C 37 6 kΩ 2 91 V 40 C 24 5 kΩ 2 38 V ...

Page 13: ...scharging time elapses before plugging in or out the connectors replacing the circuit boards or doing other maintenance Even when any error is occurred the error display will go off if the power switch has been turned off Only when a microcomputer error is occurred the error display persists till the voltage retained in the circuitry has been discharged till the microcomputer has been reset 2 Hand...

Page 14: ...etection temperature on the control circuit board JT 30M3 is 32 C or higher 4 Turning ON OFF of the blue illumination lamps Applicable models JT SB216JSH W H S E 1 While the power is ON and the motor is stopping switching the air speed switch six times within 5 seconds turns off the blue illumination lamps The switching can be started from either side of HIGH or STANDARD 2 Also when turning the il...

Page 15: ...ctor CN19 on the display circuit board JT 30S5 or CN18 on the control circuit board JT 30M3 JT 30M2 is discon nected Description of the error mode display JT SB216JSH W H S E JT SB216KSN W E Power LED Heater LED ON Slow blinking ON for 0 4 seconds OFF for 0 4 seconds OFF Fast blinking ON for 0 1 second OFF for 0 1 second Troubles with error display Power LED Check LED 10 Troubleshooting Work preca...

Page 16: ... age detection Abnormal power supply voltage Check if correct power supply voltage is applied The error will occur if the power supply voltage is approx 359 V AC or over or approx 127 V AC or under Note If 359 V AC or over is applied a current fuse on the power circuit board JT 30P3H JT 30P3 may blow Malfunction of the power circuit board JT 30P3H JT 30P3 If no error is found after checking the ab...

Page 17: ...ight receiving circuit board JT 30S1 connector CN11 4 Control circuit board JT 30M3 JT 30M2 connectors CN7 and CN8 Malfunction of the sensor cir cuit boards JT 30S1 2 3 Visually check the sensor circuit boards for a defect such as a crack corrosion or a cold solder joint If the error persists after replacing the control circuit board JT 30M3 JT 30M2 in the next procedure replace the defective sens...

Page 18: ...leaned up 12 Service inspection list Location Inspection Item Check Result Electric wiring Are lead wire connectors connected securely Is the wiring correct Operation Does it operate properly Isn t there any abnormal noise vibration etc Heater JT SB216JSH W H S E Is warm air blown Lamps Do the lamps the power lamp LED1 the heater lamp LED2 JT SB216JSH W H S only with the heater switch ON and blue ...

Page 19: ...ceiving circuit board JT 30S1 13 Overhauling procedures Work precautions Before replacing parts follow the instructions described in the troubleshooting When servicing always take care to keep proper footing Before starting the service always unplug the power cord from the outlet or turn off the earth leakage breaker when no power cord plug is provided Sufficient care must be taken to avoid electr...

Page 20: ...ng screw and remove the control circuit board JT 30M3 JT 30M2 One special screw 4 12 indicated by Control circuit board JT 30M3 JT 30M2 Assembly precaution Take care not to pinch the lead wires 4 Remove the sensor circuit boards middle JT 30S2 Two locations Sensor circuit board middle JT 30S2 Assembly precautions Insert the sensor circuit board middle between the claws of the sensor fix piece midd...

Page 21: ...F3 1 Disconnect the lead wires for the filter circuit board orange TAB1 and TAB2 from the power circuit board JT 30P3H JT 30P3 See 5 1 to 3 2 Unscrew the side panel left clamping screw One PTT screw 4 16 indicated by Filter circuit board lead wires orange 3 Disconnect the lead wires from the power circuit board JT 30P3H JT 30P3 and remove the power circuit board Power circuit board JT 30P3H JT 30P...

Page 22: ...lter Panel back 4 Unscrew the clamping screw and remove the terminal block cover One PTT screw 4 16 indicated by Terminal block cover 7 Unscrew the clamping screw and remove the terminal block fix plate from the side panel left One PTT screw 4 16 indicated by 8 Disconnect the lead wires from the filter circuit board JT 30F3 9 Remove the spacers four locations indicated by and then re move the filt...

Page 23: ...move the switch fix piece and the switch assembly One PPT screw 3 8 indicated by Switch fix piece Assembly precaution Hook the claw of the switch fix piece to the terminal block fix plate Indicated by 9 Heater PTC 1 Remove the side panel left See 7 1 to 5 2 Unscrew the side panel right clamping screw One PTT screw 4 16 indicated by For JT SB216JSH W H S E Side panel right Panel back Assembly preca...

Page 24: ...Assembly precautions Replace the packing used in the disassembled section with a new one Take care not to twist the packing when installing it When replacing the heater attach the included fixing piece to the position indicated by with a screw one PTT screw 4 16 to prevent the blower from dropping off Blower cover Blower assembly 6 Unscrew the clamping screws and remove the heater PTC Two PTT scre...

Page 25: ...cated by The part of the lead wires covered by the white code tube must pass through the code bush Indicated by Blower assembly Set the blower horizontally 2 Remove the blower assembly Ferrite core 11 Sensor circuit board lower JT 30S3 1 Remove the blower assembly See 10 1 to 2 2 Unscrew the clamping screws and remove the blower case Three PTT screws 4 16 indicated by 3 Unscrew the panel front and...

Page 26: ... lower one location indi cated by and remove the sensor circuit board lower JT 30S3 Sensor fix holder lower JT 30S3 Sensor circuit board lower 4 Tilt the panel front in the direction of the arrow and remove it When reassembling Reassemble the unit in the reverse order of disassembly After reassembly always make a test run to be sure that the unit oper ates properly ...

Page 27: ... screw PP screw Cross recess pan head machine screw SW PP screw Cross recess pan head screw with spring washer PPT screw Cross recess tapping screw PCT screw Cross recess flat head tapping screw PTT screw Cross recess truss head tapping screw PT screw Cross recess truss head machine screw SET screw Slotted head stop screw SQ SET screw Square head stop screw P SET screw Pan head stop screw PMT scre...

Page 28: ... 28 JT SB216JSH W E 20 21 16 18 10 11 12 13 14 15 19 1 2 3 4 5 6 7 8 9 17 16 16 16 16 16 16 16 JT SB216JSH W E ...

Page 29: ...ecial screw 4 16 2 8 M45 684 802 Fix plate 1 9 Y45 622 802 Exhaust duct 1 10 M45 684 824 Panel holder left 1 11 M45 684 825 Panel holder right 1 12 M45 684 803 Panel front 1 White 13 M45 684 832 Side panel right 1 White 14 Y45 622 801 Panel back 1 White 15 M45 665 806 Filter 1 16 H00 163 007 PTT screw 4 16 31 17 M45 684 804 Cover 1 18 Y45 623 809 Decoration plate 1 19 Y45 623 800 Front panel 1 Whi...

Page 30: ... 30 JT SB216JSH W E 40 41 44 45 46 31 32 33 34 42 35 36 37 38 39 43 47 48 49 50 51 52 55 56 57 59 60 61 62 63 65 58 16 48 47 48 48 48 16 16 20 56 56 58 59 5 53 54 47 64 ...

Page 31: ...831 Sensor fix plate upper 1 46 M45 684 828 Maintenance cover 1 47 H00 312 007 PTT screw 4 6 3 48 M45 649 226 Cord bush 5 49 M45 684 826 Terminal block cover 1 50 H00 141 005 PPT screw 4 20 2 51 K81 432 236 Terminal block 1 3P ML 20 52 Y45 622 808 Terminal block fix holder 1 53 H00 011 008 PT screw 4 8 BS 2 54 H00 013 076 Lock washer 4 2 55 M45 684 834 Cover micon 1 56 M34 869 018 Special screw 4 ...

Page 32: ... 32 JT SB216JSH W E 72 73 74 75 76 71 16 16 16 77 78 79 ...

Page 33: ...5 684 811 Blower cover 1 72 M45 673 227 Blower stopper 1 73 Y45 622 400 Blower assy 1 74 M45 664 227 Floating rubber 1 75 Y45 623 801 Heater PTC 1 With a fuse 76 M45 684 833 Blower case 1 77 M45 684 225 Cord bush 1 78 M45 684 814 Tank cover 1 79 M45 684 813 Drain tank 1 pcs unit 33 Q ty ...

Page 34: ... 34 JT SB216JSH W E 92 93 94 95 96 97 91 98 99 16 1 piece shows accessory parts ...

Page 35: ...N8 CN11 92 M45 684 220 Lead wire 1 CN7 CN12 15 93 Y45 622 219 Lead wire 1 With a ferrite core 94 M45 684 223 Lead wire 1 CN18 CN19 95 Y45 623 219 Lead wire 1 CN2 CN5 96 M45 636 018 Special screw 5 30 6 97 D40 134 227 Cord clip 1 98 M45 693 017 Special screw 4 12 1 99 Y45 622 179 Ferrite core 1 Q ty pcs unit 35 ...

Page 36: ... 36 JT SB216JSH H E 20 21 16 18 10 11 12 13 14 15 19 1 2 3 4 5 6 7 8 9 17 16 16 16 16 16 16 16 JT SB216JSH H E ...

Page 37: ...pecial screw 4 16 2 8 M45 684 802 Fix plate 1 9 Y45 622 802 Exhaust duct 1 10 M45 684 824 Panel holder left 1 11 M45 684 825 Panel holder right 1 12 M45 684 838 Panel front 1 Gray 13 M45 684 843 Side panel right 1 Gray 14 Y45 623 803 Panel back 1 Gray 15 M45 665 806 Filter 1 16 H00 163 007 PTT screw 4 16 31 17 M45 684 804 Cover 1 18 Y45 623 809 Decoration plate 1 19 Y45 623 802 Front panel 1 Gray ...

Page 38: ... 38 40 41 44 45 46 31 32 33 34 42 35 36 37 38 39 43 47 48 49 50 51 52 55 56 57 59 60 61 62 63 65 58 16 48 47 48 48 48 16 16 20 56 56 58 59 5 53 54 47 64 JT SB216JSH H E ...

Page 39: ...831 Sensor fix plate upper 1 46 M45 684 828 Maintenance cover 1 47 H00 312 007 PTT screw 4 6 3 48 M45 649 226 Cord bush 5 49 M45 684 826 Terminal block cover 1 50 H00 141 005 PPT screw 4 20 2 51 K81 432 236 Terminal block 1 3P ML 20 52 Y45 622 808 Terminal block fix holder 1 53 H00 011 008 PT screw 4 8 BS 2 54 H00 013 076 Lock washer 4 2 55 M45 684 834 Cover micon 1 56 M34 869 018 Special screw 4 ...

Page 40: ... 40 72 73 74 75 76 71 16 16 16 77 78 79 JT SB216JSH H E ...

Page 41: ...5 684 811 Blower cover 1 72 M45 673 227 Blower stopper 1 73 Y45 622 400 Blower assy 1 74 M45 664 227 Floating rubber 1 75 Y45 623 801 Heater PTC 1 With a fuse 76 M45 684 833 Blower case 1 77 M45 684 225 Cord bush 1 78 M45 684 814 Tank cover 1 79 M45 684 839 Drain tank 1 Q ty pcs unit 41 ...

Page 42: ... 42 92 93 94 95 96 97 91 98 99 16 1 piece shows accessory parts JT SB216JSH H E ...

Page 43: ...N8 CN11 92 M45 684 220 Lead wire 1 CN7 CN12 15 93 Y45 622 219 Lead wire 1 With a ferrite core 94 M45 684 223 Lead wire 1 CN18 CN19 95 Y45 623 219 Lead wire 1 CN2 CN5 96 M45 636 018 Special screw 5 30 6 97 D40 134 227 Cord clip 1 98 M45 693 017 Special screw 4 12 1 99 Y45 622 179 Ferrite core 1 Q ty pcs unit 43 ...

Page 44: ... 44 JT SB216JSH S E 20 21 16 18 10 11 12 13 14 15 19 1 2 3 4 5 6 7 8 9 17 16 16 16 16 16 16 16 JT SB216JSH S E ...

Page 45: ...cial screw 4 16 2 8 M45 684 802 Fix plate 1 9 Y45 622 802 Exhaust duct 1 10 M45 684 824 Panel holder left 1 11 M45 684 825 Panel holder right 1 12 M45 684 838 Panel front 1 Gray 13 M45 684 843 Side panel right 1 Gray 14 Y45 623 803 Panel back 1 Gray 15 M45 665 806 Filter 1 16 H00 163 007 PTT screw 4 16 31 17 M45 684 804 Cover 1 18 Y45 623 809 Decoration plate 1 19 Y45 623 804 Front panel 1 Metalli...

Page 46: ... 46 40 41 44 45 46 31 32 33 34 42 35 36 37 38 39 43 47 48 49 50 51 52 55 56 57 59 60 61 62 63 65 58 16 48 47 48 48 48 16 16 20 56 56 58 59 5 53 54 47 64 JT SB216JSH S E ...

Page 47: ...831 Sensor fix plate upper 1 46 M45 684 828 Maintenance cover 1 47 H00 312 007 PTT screw 4 6 3 48 M45 649 226 Cord bush 5 49 M45 684 826 Terminal block cover 1 50 H00 141 005 PPT screw 4 20 2 51 K81 432 236 Terminal block 1 3P ML 20 52 Y45 622 808 Terminal block fix holder 1 53 H00 011 008 PT screw 4 8 BS 2 54 H00 013 076 Lock washer 4 2 55 M45 684 834 Cover micon 1 56 M34 869 018 Special screw 4 ...

Page 48: ... 48 72 73 74 75 76 71 16 16 16 77 78 79 JT SB216JSH S E ...

Page 49: ...5 684 811 Blower cover 1 72 M45 673 227 Blower stopper 1 73 Y45 622 400 Blower assy 1 74 M45 664 227 Floating rubber 1 75 Y45 623 801 Heater PTC 1 With a fuse 76 M45 684 833 Blower case 1 77 M45 684 225 Cord bush 1 78 M45 684 814 Tank cover 1 79 M45 684 839 Drain tank 1 49 Q ty pcs unit ...

Page 50: ... 50 92 93 94 95 96 97 91 98 99 16 1 piece shows accessory parts JT SB216JSH S E ...

Page 51: ...N8 CN11 92 M45 684 220 Lead wire 1 CN7 CN12 15 93 Y45 622 219 Lead wire 1 With a ferrite core 94 M45 684 223 Lead wire 1 CN18 CN19 95 Y45 623 219 Lead wire 1 CN2 CN5 96 M45 636 018 Special screw 5 30 6 97 D40 134 227 Cord clip 1 98 M45 693 017 Special screw 4 12 1 99 Y45 622 179 Ferrite core 1 Q ty pcs unit 51 ...

Page 52: ... 52 JT SB216KSN W E 20 21 16 18 10 11 12 13 14 15 19 1 2 3 4 5 6 7 8 9 17 16 16 16 16 16 16 16 JT SB216KSN W E ...

Page 53: ...ecial screw 4 16 2 8 M45 684 802 Fix plate 1 9 Y45 622 802 Exhaust duct 1 10 M45 684 824 Panel holder left 1 11 M45 684 825 Panel holder right 1 12 M45 684 803 Panel front 1 White 13 M45 684 832 Side panel right 1 White 14 Y45 622 801 Panel back 1 White 15 M45 665 806 Filter 1 16 H00 163 007 PTT screw 4 16 29 17 M45 684 804 Cover 1 18 Y45 622 809 Decoration plate 1 19 Y45 622 800 Front panel 1 Whi...

Page 54: ... 54 40 41 44 45 46 31 32 33 34 42 35 36 37 38 39 43 47 48 49 50 51 52 55 56 57 59 60 61 62 63 65 58 16 48 47 48 48 48 16 16 20 56 56 58 59 5 53 54 47 64 JT SB216KSN W E ...

Page 55: ...831 Sensor fix plate upper 1 46 M45 684 828 Maintenance cover 1 47 H00 312 007 PTT screw 4 6 3 48 M45 649 226 Cord bush 5 49 M45 684 826 Terminal block cover 1 50 H00 141 005 PPT screw 4 20 2 51 K81 432 236 Terminal block 1 3P ML 20 52 Y45 622 808 Terminal block fix holder 1 53 H00 011 008 PT screw 4 8 BS 2 54 H00 013 076 Lock washer 4 2 55 M45 684 834 Cover micon 1 56 M34 869 018 Special screw 4 ...

Page 56: ... 56 72 73 74 75 71 16 16 77 78 76 JT SB216KSN W E ...

Page 57: ...ice for safety 71 M45 684 811 Blower cover 1 72 M45 673 227 Blower stopper 1 73 Y45 622 400 Blower assy 1 74 M45 664 227 Floating rubber 1 75 M45 684 833 Blower case 1 76 M45 684 225 Cord bush 1 77 M45 684 814 Tank cover 1 78 M45 684 813 Drain tank 1 Q ty pcs unit 57 ...

Page 58: ... 58 92 93 94 95 96 97 91 98 99 16 1 piece shows accessory parts JT SB216KSN W E ...

Page 59: ...N8 CN11 92 M45 684 220 Lead wire 1 CN7 CN12 15 93 Y45 622 219 Lead wire 1 With a ferrite core 94 M45 684 223 Lead wire 1 CN18 CN19 95 M45 684 219 Lead wire 1 CN2 CN5 96 M45 636 018 Special screw 5 30 6 97 D40 134 227 Cord clip 1 98 M45 693 017 Special screw 4 12 1 99 Y45 622 179 Ferrite core 1 Q ty pcs unit 59 ...

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