Mitsubishi Electric JT-S2A-W-NE Handbook Download Page 42 | Manualshive

Page: 42 / 44

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JT-S2A-W-NE

41 Circuit board cover

Y45 638 803

1

42 Circuit board

Y45 639 171

1



JT-37P

43 PCB fix plate

Y45 627 807

1

44 Terminal block

Y45 627 242

1



45 Cord bush

M45 649 226

3

46 Circuit board case

Y45 638 802

1

47 SW-PW

･

PP screw M4

M45 611 038

2

No.

Name of part

Parts No.

Q'ty

pcs/unit

Critical

for

safety

Remarks

─

42

─

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41
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Summary of Contents for JT-S2A-W-NE

Page 1: ...r work must be performed by the manufacturer its service agent or a similarly qualified person in order to avoid hazards HAND DRYER HANDBOOK MODELS JT S2AP W NE JT S2AP S NE JT S2A W NE Nameplate July 2019 No U212 C ...

Page 2: ...tside dimensions 6 7 6 Electrical wiring diagrams 7 7 Circuit board diagram 8 8 Principles of operation 9 9 Troubleshooting 10 13 10 Before receiving repair requests 14 11 Service inspection list 14 12 Overhauling procedures 15 19 13 Parts catalog 20 44 JT S2AP W NE 21 28 JT S2AP S NE 29 36 JT S2A W NE 37 44 ...

Page 3: ...the Indoor Wiring Regulations and the installation instructions Make sure that 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 catalog of the applicable model and use the proper tools Failure to heed this warning may re...

Page 4: ...s where the temperature could be lower than 0ºC Locations where the temperature could be higher than 40ºC Locations where there is a lot of dust Locations where there is a lot of condensation Locations where salt damage could occur In vehicles including ships and airplanes Locations where corrosive neutral or reductive gases are present This may shorten the working life of the unit and or cause ma...

Page 5: ... have the heater switch Front cover mounting screw 2 Nozzle Sensor 2 How to open the front cover 1 Remove the front cover mounting screw 1 pc on the bottom of the main unit 2 Insert a thin stick or the like into near the tab of the upper part of the front cover and disengage the tab 3 Remove the earth ZLUH LQJ VFUew 1 pc from the base and remove the front cover JT S2AP type only Ɣ Attach the front...

Page 6: ...D 3 5 3 7 660 740 125 132 58 59 OFF HIGH 2 9 3 2 630 730 150 158 60 62 STANDARD 2 6 2 8 410 490 125 132 58 59 JT S2A W NE HIGH 2 9 3 2 630 730 150 158 60 62 4 STANDARD 2 6 2 8 410 490 125 132 58 59 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 of the three points 2 m from the front and both ...

Page 7: ... V 6 3 A Thermal fuse fusion temperature Thermal fuse in motor 94 C Thermal fuse in heater 94 C Current fuse in control circuit FUSE1 250 V 20 A FUSE2 250 V 5 A FUSE3 250 V 6 3 A Thermal fuse fusion temperature Thermal fuse in motor 94 C JT S2A W NE TERMINAL BLOCK HOLE FOR POWER CORD REAR 71 91 77 262 162 2 23 5 233 151 292 140 100 250 Unit mm ...

Page 8: ...0 19P Power supply voltage 220 to 240 V AC Between TAB1 and TAB2 Power circuit board JT S2AP type JT 37PH JT S2A type JT 37P Control circuit board JT S2AP type JT 37MH JT S2A type JT 37M Sensor circuit board JT 37S Resistance Nȍ Nȍ Nȍ 3 44 V 2 38 V 1 47 V IC200 40P and 41P Voltage 5 V CN100 3P 0 V CN100 2P 7 Circuit board diagram Circuit board diagrams and check points ...

Page 9: ...ote 1 The delay time until the blower motor turns off is determined by the following setting Motor delay time setting When the power is on use the switch SW3 3 on the control circuit board JT 37MH M to set the delay time to 1 or 2 seconds SW3 3 Delay time OFF 1 0 s ON 2 0 s 5 The hand dryer continuously operates for up to 30 seconds Once 30 seconds have elapsed the hand dryer stops operating even ...

Page 10: ...atalog There are some exceptions Model name of the circuit boards JT S2AP W S NE JT S2A W NE Power circuit board JT 37PH JT 37P Control circuit board JT 37MH JT 37M Sensor circuit board JT 37S JT 37S Ex Motor abnormality 1 blinks 3 times Blinking cycle 0 4 sec 2 4 sec Blinking predetermined number of blinks Blinks for 0 4 seconds Light turns off for 0 4 seconds Light turns off Light turns off for ...

Page 11: ...it or open fault the light does not light up Malfunction of the control circuit board If the error persists after performing the above replace the control circuit board Power light LED 1 Tamper resistant timer 30 seconds have elapsed If hands are inserted in the hand drying area for 30 seconds the error occurs It returns to normal if hands are pulled out Dirty sensor window Check for dirt sticking...

Page 12: ...s after performing the above replace the control circuit board Malfunction of the power circuit board If the error persists after replacing the control circuit board re place the power circuit board Power light LED 1 5 blinks Temperature detec tion error Power circuit board An abnormal tem perature has been detected If the temperature on the power circuit board rises because of the overuse the han...

Page 13: ...tion of the power circuit board If the error persists after performing the above replace the power circuit board The hand dryer does not stop blowing air Dirt on the sensor area Check if the sensor window gets dirty Influence of light Check if the sensor area is exposed to sunlight or strong light Malfunction of the power circuit board If the error persists after performing the above replace the p...

Page 14: ...tch SW1 2 is OFF turn it ON Ambient temperature is low 2 When the room temperature is 18 C or lower the hand dryer which is equipped with the simple heater does not blow sufficiently warm air 3 Air blow is too weak to dry hands quickly 1 If the air speed is set at STANDARD switch it to HIGH 2 If the filter is clogged clean it up 11 Service inspection list Location Inspection Item Check Result Elec...

Page 15: ...that the unit operates properly Always wear gloves when servicing The part names in the text are standardized with the part names in the parts catalog There are some exceptions 1 Turn off the power supply Turn off the circuit breaker on the distribution board 1 Remove the front panel clamping screw One PT screw 4 x 14 indicated by 3 Unscrew the screw to remove the control circuit board One PTT scr...

Page 16: ...ate from the nozzle and then remove the sensor fix plate Sensor fix plate Nozzle Assembly precautions Run the lead wires through the groove of the nozzle Indicated by Take care not to pinch the lead wires 4 Power circuit board JT 37PH JT 37P 1 Remove the front panel See 2 1 and 2 2 Unscrew the screw to remove the circuit board cover One PTT screw 4 x 6 indicated by Circuit board cover 3 Disconnect...

Page 17: ...e PCB fix plate Indicated by PCB fix plate For JT S2AP type 5 Heater PTC with the thermal fuse 1 Remove the front panel See 2 1 and 2 2 Disconnect the white lead connector CN202 from the control circuit board See 2 4 3 Disconnect the heater lead connector CN101 from the power circuit board See 4 1 to 3 4 Unscrew the nozzle clamping screws Four PTT screws 4 x 14 indicated by Precaution When removin...

Page 18: ...cated by Align the cable ties with the edge of the grooves Indicated by Blower cover 6 Blower assembly Thermal fuse of the motor 1 Remove the front panel See 2 1 and 2 2 Disconnect the connectors CN201 and CN202 from the control circuit board See 2 4 3 Disconnect the blower lead connectors TAB3 and TAB4 from the power circuit board See 4 1 to 3 4 Push the cord bush into the blower cover Indicated ...

Page 19: ...t the blower assembly horizontally When installing the blower stopper make sure that it is not loose Blower stopper When reassembling Reassemble the unit in the reverse order of disassembly After reassembly always make a test run to make sure that the unit operates properly 6 Unscrew the blower cover clamping screws Four PTT screws 4 x 14 indicated by Blower cover Tightening torque 1 0 0 1 N m Tig...

Page 20: ...ead machine 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 scr...

Page 21: ... 3 4 5 6 7 8 9 11 10 10 b b Special screw 5x30 PTT screw 4x14 Cord clip 6 pcs 1 pc 1 pc c a 2 pcs a 2 pcs JT S2AP W NE Standard screws Symbol Screw name a PTT screw 4x10 b PTT screw 4x14 c PT screw 4x14 shows accessory parts ...

Page 22: ...Front panel Y45 638 811 1 5 Duct Y45 638 812 1 6 Filter Y45 638 804 1 7 Intake air duct Y45 638 809 1 8 Base Y45 638 806 1 9 Fix plate M45 692 809 1 10 Special screw 4 14 M34 660 018 2 11 Fix plate M45 692 823 1 12 Parts in bag Y45 638 049 1 Remarks No Name of part Parts No Q ty pcs unit Critical for safety 22 ...

Page 23: ... 23 b b b 4 pcs b 4 pcs 31 32 33 34 35 21 22 23 24 25 26 27 28 29 30 1 36 1 36 25 JT S2AP W NE Standard screws Symbol Screw name b PTT screw 4x14 ...

Page 24: ... 94 With the thermal fuses 27 Packing M45 692 228 1 28 Nozzle Y45 638 810 1 29 Circuit board Y45 638 173 1 JT 37S 30 Sensor fix plate Y45 638 801 1 31 Blower stopper Y45 627 227 1 32 Blower assembly Y45 638 800 1 33 Packing Y45 638 228 1 34 Floating rubber Y45 638 227 1 35 Blower case Y45 638 807 1 36 PT screw 4 8 BS H00 011 008 2 No Name of part Parts No Q ty pcs unit Critical for safety Remarks ...

Page 25: ... 25 41 42 43 44 45 46 47 45 45 b b b e d JT S2AP W NE Standard screws Symbol Screw name b PTT screw 4x14 d PTT screw 4x6 e PPT screw 4x25 ...

Page 26: ... board Y45 638 171 1 JT 37PH 43 PCB fix plate Y45 627 807 1 44 Terminal block Y45 631 242 1 3P 45 Cord bush M45 649 226 3 46 Circuit board case Y45 638 802 1 47 SW PW PP screw M4 M45 611 038 2 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 26 ...

Page 27: ... 27 62 63 61 Heater PTC Blower assembly JT S2AP W NE ...

Page 28: ...2AP W NE 61 Lead wire Y45 638 284 1 With the ferrite core 62 Lead wire Y45 638 280 1 CN100 CN201 63 Lead wire Y45 638 281 1 CN202 CN300 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 28 ...

Page 29: ... 3 4 5 6 7 8 9 11 10 10 b b Special screw 5x30 PTT screw 4x14 Cord clip 6 pcs 1 pc 1 pc c a 2 pcs a 2 pcs JT S2AP S NE Standard screws Symbol Screw name a PTT screw 4x10 b PTT screw 4x14 c PT screw 4x14 shows accessory parts ...

Page 30: ...Front panel Y45 638 814 1 5 Duct Y45 638 812 1 6 Filter Y45 638 804 1 7 Intake air duct Y45 638 809 1 8 Base Y45 638 806 1 9 Fix plate M45 692 809 1 10 Special screw 4 14 M34 660 018 2 11 Fix plate M45 692 823 1 12 Parts in bag Y45 638 049 1 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 30 ...

Page 31: ... 31 33 34 35 21 22 23 24 25 26 27 28 29 30 1 1 25 36 36 31 32 b b b 4 pcs b 4 pcs Standard screws Symbol Screw name b PTT screw 4x14 JT S2AP S NE ...

Page 32: ... 94 With the thermal fuses 27 Packing M45 692 228 1 28 Nozzle Y45 638 810 1 29 Circuit board Y45 638 173 1 JT 37S 30 Sensor fix plate Y45 638 801 1 31 Blower stopper Y45 627 227 1 32 Blower assembly Y45 638 800 1 33 Packing Y45 638 228 1 34 Floating rubber Y45 638 227 1 35 Blower case Y45 638 807 1 36 PT screw 4 8 BS H00 011 008 2 No Name of part Parts No Q ty pcs unit Critical for safety Remarks ...

Page 33: ... 33 41 42 43 44 45 46 47 45 45 b b b e d Standard screws Symbol Screw name b PTT screw 4x14 d PTT screw 4x6 e PPT screw 4x25 JT S2AP S NE ...

Page 34: ... board Y45 638 171 1 JT 37PH 43 PCB fix plate Y45 627 807 1 44 Terminal block Y45 631 242 1 3P 45 Cord bush M45 649 226 3 46 Circuit board case Y45 638 802 1 47 SW PW PP screw M4 M45 611 038 2 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 34 ...

Page 35: ... 35 62 63 61 Heater PTC Blower assembly JT S2AP S NE ...

Page 36: ...2AP S NE 61 Lead wire Y45 638 284 1 With the ferrite core 62 Lead wire Y45 638 280 1 CN100 CN201 63 Lead wire Y45 638 281 1 CN202 CN300 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 36 ...

Page 37: ... 1 2 3 4 5 6 7 9 8 8 Special screw 5x30 PTT screw 4x14 Cord clip 6 pcs 1 pc 1 pc b b c a 2 pcs a 2 pcs JT S2A W NE Standard screws Symbol Screw name a PTT screw 4x10 b PTT screw 4x14 c PT screw 4x14 shows accessory parts ...

Page 38: ...t Y45 638 812 1 4 Filter Y45 638 804 1 5 Intake air duct Y45 638 809 1 6 Base Y45 638 806 1 7 Fix plate M45 692 809 1 8 Special screw 4 14 M34 660 018 2 9 Fix plate M45 692 823 1 10 Parts in bag Y45 638 049 1 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 38 ...

Page 39: ... 39 b b 4 pcs b 4 pcs 31 32 33 21 23 24 25 26 27 28 22 29 30 Standard screws Symbol Screw name b PTT screw 4x14 JT S2A W NE ...

Page 40: ...cking M45 692 228 1 26 Nozzle Y45 638 810 1 27 Circuit board Y45 638 173 1 JT 37S 28 Sensor fix plate Y45 638 801 1 29 Blower stopper Y45 627 227 1 30 Blower assembly Y45 638 800 1 31 Packing Y45 638 228 1 32 Floating rubber Y45 638 227 1 33 Blower case Y45 638 807 1 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 40 ...

Page 41: ... 41 41 42 43 44 45 46 47 45 45 b b b e d Standard screws Symbol Screw name b PTT screw 4x14 d PTT screw 4x6 e PPT screw 4x25 JT S2A W NE ...

Page 42: ...t board Y45 639 171 1 JT 37P 43 PCB fix plate Y45 627 807 1 44 Terminal block Y45 627 242 1 45 Cord bush M45 649 226 3 46 Circuit board case Y45 638 802 1 47 SW PW PP screw M4 M45 611 038 2 No Name of part Parts No Q ty pcs unit Critical for safety Remarks 42 ...

Page 43: ... 43 62 63 61 Blower assembly JT S2A W NE ...

Page 44: ...S2A W NE 61 Lead wire Y45 638 284 1 With the ferrite core 62 Lead wire Y45 638 280 1 CN100 CN201 63 Lead wire Y45 638 281 1 CN202 CN300 44 No Name of part Parts No Q ty pcs unit Critical for safety Remarks ...

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