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ADVANCED AND EVER ADVANCING

MITSUBISHI ELECTRIC

DEHUMIDIFIER

2003

SERVICE MANUAL

No.MJW-21

MJ-E16S/E16SX-S1

Model

Sold from 2003

CONTENTS

1. PRODUCT SPECIFICATIONS........................................................................................ 2
2. OUTER DIMENSIONS .................................................................................................... 3
3. EXTERNAL VIEW, PARTS AND DISPLAY SECTION................................................ 3 ~ 8
4. TECHNICAL POINTS.................................................................................................. 8 ~ 10
5. DAILY CHECKS AND MAINTENANCE ........................................................................ 11
6. WIRING DIAGRAM AND BLOCK DIAGRAM

6.1 Wiring Diagram....................................................................................................... 12
6.2 Function List ....................................................................................................... 13 ~ 15
6.3 Timing Charts ..................................................................................................... 16 ~ 20
6.4 Board Diagrams (Component Side) ....................................................................... 21
6.5 General Block Diagram ...................................................................................... 22 ~ 25

7. TROUBLESHOOTING PROCEDURE

7.1 Troubleshooting flowchart  ..................................................................................... 26
7.2 One-Point Service .............................................................................................. 26 ~ 27
7.3 Key Component Check Procedures ....................................................................... 27
7.4 Error Indications and Corrective Actions  ............................................................... 28
7.5 Self-Test Program and Execution Procedure  .................................................... 28~ 30

8. DISASSEMBLY AND REASSEMBLY HINTS ........................................................... 31~ 34
9. CONTINUOUS WATER DRAINAGE ............................................................................. 35
PARTS CATALOG  .......................................................................................................... 36~ 43
10. TROUBLESHOOTING................................................................................................ 44~ 45
PRECAUTIONS ............................................................................................................... 46~ 47

Содержание MJ-E16S-S1

Страница 1: ...LOCK DIAGRAM 6 1 Wiring Diagram 12 6 2 Function List 13 15 6 3 Timing Charts 16 20 6 4 Board Diagrams Component Side 21 6 5 General Block Diagram 22 25 7 TROUBLESHOOTING PROCEDURE 7 1 Troubleshooting flowchart 26 7 2 One Point Service 26 27 7 3 Key Component Check Procedures 27 7 4 Error Indications and Corrective Actions 28 7 5 Self Test Program and Execution Procedure 28 30 8 DISASSEMBLY AND REA...

Страница 2: ...apacity liters Continuous drainage Operation modes Timer Air cleaning performance Plug socket rating Model 30 C room temperature 80 relative humidity liters day Laundry Performance Product performance Compressor Blower Electrical characteristics Operating noise levels dB Compressor protection Model Output W Winding resistance Ω Blower protection Type Output W Flow rate selection Speed rpm Flow rat...

Страница 3: ...ot block Handle Raise handle to transport 3 2 Outer Dimensions 3 External View Parts and Display Section Front Back Louvre Air filter Tank Lid Control Panel Floating element Front panel Front door The water tank may contain water residue at time of purchase This is from final product testing at the factory and is not due to a defect Water Tank E16SX ...

Страница 4: ...dity is displayed in a range from 30 to 80 Information display Indicates room and unit condition Flashes when the power is OFF and the humidity rises Lights when the defrosting function is operating Lights when the power is ON and the room temperature drops below 15 C The LCD panel provides an explanation of all operations Swing monitor Indicates the direction of the swing louvre Timer display Dis...

Страница 5: ...unt of temperature change Therefore the unit is unable to detect the state of the laundry and may turn off after 1 hour Restart the unit if it turns off before the laundry dries except when the temperature is below 5 C Information Use standard Effective floor area 12 m2 Use standard Effective floor area 10 m2 Laundry Up to volume approx 4 kg Low The unit continually operates the dehumidifier regar...

Страница 6: ...the entire room REAR With each press of the button Stop swing operation The louvre stops in a vertical position The swing monitor turns off UPWARD For drying clothes etc Swing speed is automatically controlled to send air to all corners of the room Swings slowly to send air further To change the louvre to a desired angle wait until the louvre stops then adjust by hand To set 1 Open the louvre manu...

Страница 7: ...et to press the Power button by making the Time display and Mode indicator blink and sounding an alarm for 1 minute The following is an example of a display indicating AUTO dehumidifying set to 60 swing set to WIDE and the ON timer set for 5 hours The time remaining until the unit switches itself on is indicated in increments of one hour with a flashing numeral When the set time is reached the uni...

Страница 8: ... fungus can grow when failing to dehumidify closets dressing rooms shoe cabinets and other spaces where humidity is prone to collect causing damage to the home and clothing A single high capacity unit is effective in dehumidifying and drying various locations throughout the home quickly moving from one point to the next Mobilizing the 16 liter day dehumidifying power rooms can be dried out in abou...

Страница 9: ...ter indicate this relative humidity How does the dehumidifier work If you pour cold water into a cup the air around it becomes cold causing water droplets to form on the surface of the cup The dehumidifier takes advantage of this phenomenon to remove moisture from the air 1 The unit draws air from the room cools it with its cooling coil causing the moisture to transform into water droplets 2 The w...

Страница 10: ... The lower the temperature and humidity the smaller the quantity of dehumidifying as shown on the graph The dehumidification quantities shown on the graph were measured at constant temperature and humidity and do not reflect actual usage conditions In winter the air is so dry that dehumidification is almost impossible Operation in low temperatures Operating the LOW TEMPERATURE mode produces greate...

Страница 11: ...lter 3 Attach air filter and front panel Note Maintenance Do not use detergents cleaning agents for heat exchange equipment abrasive powders chemically treated dusters gasoline benzene thinners or other solvents as they can damage the unit or the water tank which may result in leakage Cleaning Once every two weeks Water tank Wipe with a soft cloth Main unit Wipe with a soft cloth The unit draws in...

Страница 12: ...ons blower operation shuts down Safety Devices P1 P11 P20 P100 P2 P3 P5 P4 FM S C R CM P200 P10 P13 SV P201 P101 SM White White White White Brown Brown Thermistor Tube temperature sensing 1 C defrost 12 C end Sensors Humidity and room temperature sensing Power supply board Blue Brown Gray Gray Gray Gray Blue Blue Blue Black Gray White Red Yellow Control board Tank full switch Power plug Stepping m...

Страница 13: ...Operation off Auto OFF Mildew guard Low Temp Laundry OFF Easy dehumidifying Tank full Defrost Off timer on On timer being set On timer counting Only lit only displays swing range LCD lights at each operation mode LCD flashes at each operation mode Lights at room temperatures of 14 C or under Varies by conditions OFF LOW LOW Operation mode Dehumidifying operation 6 2 Function List E16S E16SX Lit Ca...

Страница 14: ...OFF Below 45 Below 35 3 minutes above 40 elapse Limit 75 Limit recovered 65 14 Operation Control 1 Humidity set operation a Compressor and blower fan operation will switch by current humidity and set temperature 2 Specifications shared at all operation modes a Dehumidifying will not start for about 2 seconds when turning the operation power on with the swing stopped However humidifying will begin ...

Страница 15: ...nd returns to CIRCULATE mode when the humidity drops below 50 0 60 ON ON OFF OFF OFF OFF ON ON 60 60 50 50 50 1 2 3 Current humidity Set humidity 20 C 27 C 34 C 3 1 5 1 Temperature Temperature table Set humidity Fan rank Compressor Fan rank Compressor Fan rank Compressor 22 C 29 C 36 C Rank 1 Rank 1 ON ON Stop Rank 1 Rank 1 Rank 2 Rank 2 ON ON Stop Circulate To Dehumidifier mode To Dehumidifier mo...

Страница 16: ...dehumidifying ON OFF Compressor ON OFF Float switch Auto Blower fan Tank full Drain Power OFF Humidify Easy dehumidifying Mode max 3 min 3 sec Mi for 2 sec at start up min 7 min Auto When room temperature is between 20 and 27 ON OFF Tank full light Auto 50 Low temp Room temperature Low temp Decrease in room temperature 14 16 Increase in room temperature 3 sec ...

Страница 17: ...pressor ON OFF Solenoid valve Tube temperature Defrost ON OFF Blower fan 40 min ON OFF Operation switch 2hr 4hr 4hr After 4 hr Defrost start Defrost finish ON OFF Timer lamp ON OFF Mode lamp 2hr After 1 hr After 2 hr Off timer ON Off timer ON Off timer ON 8hr 4 hr 2 hr 2 hr ...

Страница 18: ... 60 AUTO 60 LOW Wait 3 seconds Wait 3 seconds EASY DEHUMIDIFYING LAUNDRY MILDEW GUARD LOW TEMP Operation start Mode switch Operation stop Operation switch Mode display Compressor Blower fan Solenoid valve Float switch Tank full light Humidity Tube temperature High Humidity Warning Low temperature Louvre Swing off Swing on Louvre indicator swing on only Audible alarm Closed Closed Closed Stopped at...

Страница 19: ...dew mite display Weak alert tone Closed Closed Lights only with a room temperature of 14 C or less Lit Swing mode change Swing mode display change Wait 3 seconds ON OFF ON OFF ON OFF ON OFF ON OFF OFF 75 ON OFF ON OFF ON OFF ON OFF ON OFF ON 0 C 12 C ON OFF ON OFF Operation switch Mode display Compressor Blower fan Solenoid valve Float switch Tank full light Humidity Tube temperature High Humidity...

Страница 20: ...Set to 2 hours 2 hour elapsed Off timer ON 1 hour elapsed 2 hour elapsed ON OFF ON OFF ON OFF ON OFF ON OFF OFF 75 ON OFF ON OFF ON OFF ON OFF ON OFF ON 0 C 12 C ON OFF ON OFF Operation switch Mode display Compressor Blower fan Solenoid valve Float switch Tank full light Humidity Tube temperature High Humidity Warning Low temperature Louvre Swing off Swing on Louvre indicator swing on only Audible...

Страница 21: ...21 6 4 Board Diagrams Componet Side Power supply board diagram Control board E16S E16SX ...

Страница 22: ...22 6 5 General Block Diagram E16S ...

Страница 23: ...23 ...

Страница 24: ...24 E16SX ...

Страница 25: ...25 ...

Страница 26: ...s to improve its contact Then insert the power plug into the receptacle to make an operation check Make sure that the flat cable and the connectors are inserted straight The compressor does not operate in Air purifier mode Fan does not start Compressor does not start Unit does not run Fan motor failure Action Replace the fan motor Compressor failure Action Replace the compressor Float switch opera...

Страница 27: ...ck Procedures Component name Testing procedure Tub temperature sensing thermistor Room temperature and humidity sensor board Compressor Fan motor Solenoid valve coil Detach the connector and measure the resistance using a multimeter component temperature 10 C to 30 C Detach the connector and measure the resistance using a multimeter component temperature 10 C to 30 C With the connector detached me...

Страница 28: ...AM error Replace the main board Frequency determination error Check the receptacle and the 100 V power supply replace the main and power supply boards Watchdog timer error Replace the main board replace the main and power supply boards Compressor Check blowing performance Check the tube temperature thermistor Check the compressor operating noise Indication Timer display E0 E1 E7 Frequency determin...

Страница 29: ...ped 3 LCD and LED light at random To end Unplug 30 80 1 increments 0 C 39 C 0 6 0 C 12 C Humidity indication Fan rank indication 3 2 1 0 Tube temperature data indication Room temperature indication Example Room temperature 21 C Display mode 21 C 2 Deactivating 3 minute restart prevent lock Start Press the MODE and HUMIDITY SELECTION buttons Auto buttons for the E16S together 3 times when the power...

Страница 30: ...t modes Tube temperature thermistor Tube temperature thermistor Indication indicates lit 2hr 4hr 8hr Low temp Laundry Low Normal Disconnection Short circuit 8 3 indicates lit 2hr 4hr 8hr LED indication LED indication Low temp Low Easy dehumidifying Laundry Air purifier Self test indication Check the connection of connectors P11 Tube temperature thermistor and P10 Room temperature thermistor Check ...

Страница 31: ...pull it forward releasing the bottom side click clamp fittings Then lift it upward and remove 2 Hold down the air filter assembly knob part then pull it forward and remove See Figures 1 and 2 Steps 1 Following the sequence in Procedures 1 and 2 above remove the water tank and front panel 2 Remove the front case setscrews 4 x 16 2 screws 4 x 12 4 screws See Picture 2 3 Pull the front case assembly ...

Страница 32: ...oid valve float switch thermal overcurrent cutoff Steps 1 Following the sequence in Procedures 1 3 above remove the water tank front panel and front case assembly 2 Remove the rear case setscrews 6 See Picture 10 3 Hold the bottom of the rear case and pull it to the outside release the bottom fitting and then push upward while lifting the handle Release the handle slip prevention fitting and remov...

Страница 33: ...ick fittings on both sides pulling upward while tipping the upper part of the blower fan assembly toward the heat exchanger side and remove the fan assembly See Picture 16 17 Click set fittings Fan assembly Blower fan Blower fan nut Picture 17 Motor fastening plate setscrews Picture 18 Float switch Picture 19 Picture 16 Repairable parts Blower fan blower motor float switch heat exchanger radiant h...

Страница 34: ...lowing the sequence in Procedures 1 3 above remove the water tank front panel front case assembly rear panel and blower fan assembly 2 Release the drain pan and base fittings lift up the right side of the heat exchanger while removing the base See Picture 20 and 21 Heat exchanger Base Picture 21 Drain pan and base fittings Picture 20 ...

Страница 35: ...cause leakage resulting in malfunctions 4 Insert the hose into the drainage outlet on the back Feed the commercially available hose ID 15 mm into the drainage outlet while keeping the stopper pressed 5 Replace the tank The unit cannot operate without returning the tank CAUTION Do not drain water continuously if there is a possibility that temperatures around the hose could drop below freezing poin...

Страница 36: ...36 Model MJ E16S SX S1 Exploded View Casing and Structure Parts Catalog 5 1 a c b MJ E16S 16 4 14 17 18 19 15 2 3 6 11 9 7 6 12 13 10 8 7 23 21 20 22 ...

Страница 37: ...ENSOR S X 5 SCW MPFZ M4 14 TORX PCA E16SX M 1 1 1 1 1 1 6 CASE F 100S X 1 1 New CASE R 100S X CLEAR PLATE 100SX M22 B15 738 M22 B15 741 M22 B15 697 M22 B15 379 M22 B15 233 M22 C30 050 M22 C29 050 M22 C27 450 M22 C29 450 M22 B15 184 M22 B16 978 M22 B15 781 M22 B16 001 M22 B15 100 M49 5C5 813 M22 B15 232 M22 B15 063 M22 B15 290 M22 B15 700 M22 B15 312 M22 B15 218 M22 B15 222 M22 B15 223 M22 B15 224 ...

Страница 38: ...38 Model MJ E16S SX S1 Exploded View Casing and Structure Parts Catalog 24 35 25 30 27 26 6 29 31 32 34 33 28 d 36 37 ...

Страница 39: ... SPRING S 100S X STOPPER PLATE 100S X PACKING RUB 1 1 d SCW TPFZ 3 8N SCW TPFZ 3 8N 2 31 32 33 34 35 36 COVER BOX 100S X NET S X LOUVER S X 1 1 1 1 NAME PLATE E16SX S1 1 NEW NEW BOX PCA 100S X 1 30 24 25 26 27 CUSHION HEX T S X CASING S X STEPPING MOTOR NX RUNCAPACITOR E100PX 2 1 1 1 29 28 LEAD WIRE R C SX LEAD WIRE S M RX 1 100NX I B E16SX S1 1 NEW I B E16S S1 1 NEW 37 SUPPORT L 1 NAME PLATE E16S...

Страница 40: ...40 Parts Catalog Model MJ E16S SX S1 Exploded View Electrical Parts 3 b c 5 4 2 1 6 d 9 8 7 a ...

Страница 41: ... 7 8 9 5 2 3 PCA E16SX P SENSOR HUM LMZ PLUG CORD E16S X S1 FAN S X ASSY MOTOR E16RX HOLDING PLATE M N X RUBBER MOUNT S X NUT LFZ M6 1 140LMZ 100NX 1 1 1 1 1 1 3 NEW 1 MOTOR PROTECTOR EN X 1 SPL WASHER 3 a b c d SCW TPFZ 5 35M SCW PL TBFZ 4 12 3 LEAD WIRE E16SX ASSY 3 Electrical Parts Part Name Pert No Exploded View Matching No Compatibility Miscellaneous M22 C27 440 M22 C29 440 M22 J62 311 M22 B1...

Страница 42: ...42 Model MJ E16S SX S1 Exploded View Compressor Parts Parts Catalog 10 7 22 20 8 9 6 5 4 12 18 19 a 1 2 3 11 13 14 15 17 16 21 Rear View ...

Страница 43: ... PIPE 100S X PIPE CT 100S X PIPE SV CT 100S X PIPE OUT EVA 100S X 1 1 19 1 1 1 1 1 1 20 a SCRE SEMS M4 0 7 6 XB460VTE 63LGX 1 1 SCRE SEMS M4 0 7 6 PIPE SUC S X ASSY PIPE DIS S X 21 22 1 2 6 7 5 8 9 3 4 10 S COIL TAPE ASSY ERX TAPE SOLENOID VALVE THERMISTOR EVA10S X COOLER 100S X CONDENSER 100S X CLIP TERMINAL COVER PACKING COMPRESSOR 1 1 1 1 1 1 1 1 1 1 NEW NEW NEW Part Name Pert No Exploded View ...

Страница 44: ...odes The air is smelly at the beginning of operation This may happen for a while when temperature of the heat exchanger rapidly increases Airflow is warm Before dehumidifying the air is first cooled then re heated therefore the discharged air is warm The unit is not an air conditioner The room humidity does not reach the set level The room is too big Windows and doors are opened too frequently A g...

Страница 45: ...s circulation stabilizes A buzz can be heard sometimes Compressor does not work To protect the compressor it will not operate for 3 minutes when the unit is turned on immediately after being turned off or plugged in When the room humidity level is lower than the set level in EASY DEHUMIDIFYING mode the compressor does not operate Fluid or white deposit left after evaporation can be found in the wa...

Страница 46: ...al or serious injuries CAUTION Mishandling may result in injuries or damage to your home or property etc P e tr o l Thinner Benzine Do not cover the side air intakes or the air outlet with cloth curtain etc This results in poor ventilation and may cause heat generation fire Do not stand on sit on or lean against the unit The unit may tip over causing injury Do not put vases or any other objects fi...

Страница 47: ...ontinuous drainage outlet make sure to position the hose so that the water drains without obstruction The water in the tank may leak and damage surrounding objects When draining water continuously or left unattended for long periods inspect the unit every two weeks Do not allow debris to clog the filter hose as this may cause over heating leakage Use the unit with caution in rooms where the walls ...

Страница 48: ...Issued in 2003 06 Printed in Japan ...

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