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MULTI-PURPOSE DEHYDRATOR

SERVICE MANUAL

2017.12.11

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Summary of Contents for DY-110H

Page 1: ...1 MULTI PURPOSE DEHYDRATOR SERVICE MANUAL 2017 12 11...

Page 2: ...TE DEHYDRATOR 1 HOW TO OPERATE 2 RED PEPPER MODE 3 DEHYDRATING ROOM CLASSIFICATION 4 ERROR SIGN AND CORRECTIVE MEASURES 5 SAFETY DEVICE 6 PCB FUNCTIONS AND OPERATIONS 7 HOW TO SET INERNAL PARAMETER 7...

Page 3: ...d date are indicated on two locations Model name and manufactured date can be checked on the barcode label on the packaging The barcode label also locates on the left side of the product Barcode label...

Page 4: ...he parts or take the measure of preventing tracking After getting a repair check the unit is properly reassembled Keep it in the same state as the one before the repair Check the operating environment...

Page 5: ...R GI PCM PAINTED STEEL PLATE INSIDE GALUM BOTTOM PCM PAINTED STEEL PLATE INSULATION MATERIAL POLY URETHANE FIRE RETARDANT R 141b CASTOR FRONT 3 ROTATING LOCKING 2EA REAR 3 ROTATING 2EA RANGE OF HEATIN...

Page 6: ...6 2 CIRCUIT DIAGRAM DY 110H DY 220H...

Page 7: ...7 DY 330H...

Page 8: ...8 3 EXPLODED VIEW 1 DY 110H 2 DY 220H...

Page 9: ...9 3 DY 330H...

Page 10: ...10 4 CONTROL BOX ASSEMBLY DY 110H 5 CONTROL BOX ASS Y DY 220H...

Page 11: ...11 6 CONTROL BOX ASSEMBLY DY 330H...

Page 12: ...12 7 FAN COVER ASSEMBLY DY 110H 220H 330H 8 U COVER FRONT ASSEMBLY DY 110H...

Page 13: ...13 9 U COVER FRONT ASSEMBLY DY 220H 10 U COVER FRONT ASSEMBLY DY 330H...

Page 14: ...14 11 DOOR ASSEMBLY LF DY 220H 330H 12 DOOR ASSEMBLY RH DY 110H 220H 330H...

Page 15: ...15 4 UNIT STRUCTURE 1 DY 110H...

Page 16: ...16 2 DY 220H...

Page 17: ...17 3 DY 330H...

Page 18: ...the product its machinery might be damaged if force is applied on it with a fastening bar or rope Use a forklift and move it in an upright position with at least 4 people at a vehicle or stairs As th...

Page 19: ...with an easy access to power connection To let excreted moisture get out install the dehydrator at an open place Install the dehydrator by leaning it back by 2 3 If it leans back moderately its perfo...

Page 20: ...al block of machinery by turning off ground fault circuit interrupter on the product by opening up the unit cover Use the cable with the standard matching the rated voltage of the product and power co...

Page 21: ...rating time is complete or error happens the alarm sounds When the alarm off button is pressed once the alarm sound is turned off and if it is pressed again the alarm is cleared When the alarm pauses...

Page 22: ...ting room is higher than set temperature over 15 Do not lower set temperature rapidly than current temperature over 15 but gradually lower it If it happens every dehydration the machine needs to be ex...

Page 23: ...able If it happens after re operation heater relay of controller and heater need to be examined H2 Heater error at right chamber Heater of right dehydrating room is abnormally applying an electric cur...

Page 24: ...2 Heater error at middle chamber Heater of middle dehydrating room is abnormally applying an electric current H3 Heater error at right chamber Heater of right dehydrating room is abnormally applying a...

Page 25: ...he power switch check the error and re operate it Sensor error alarm It is the safety device raising the alarm when temperature sensor is disconnected or shorted and shutting down heater power and ven...

Page 26: ...LAY PCB 7 SEGMENT a At initial power supply room number and program version are shown at temperature display and matured time display respectively for 3 seconds b Current temperature display 7 SEG Sho...

Page 27: ...open 2 nd stage of discharge open Close are repeated d Moisture discharging stage LED is turned on e After manual moisture release switch is input damper works after 5 seconds of delayed time Off swi...

Page 28: ...completion it restarts Normal hydration a Turning it on with operation switch b Operating it by selecting the set temperature remaining time and matured stage Damper opens depending on the set stage o...

Page 29: ...tage of manual moisture discharging door open 5 Setting heater sensor 5 01 0 1 1 Starting value 1 Use 2 0 Not use 6 Detecting current at FAN 6 06 0 10 1 Starting value 06 2 Sensing error at current be...

Page 30: ...whether connecting power or distributor point is disconnected or loose Regular check 3 CAUTIOINS Note To use the dehydrator in a safe and economical way regularly check use and maintain it clean Duri...

Page 31: ...er with circuit breaker If not it may cause a safety accident Problem Cause Resolution Power is not on Fuse is disconnected a Exchange it with the standard fuse 250V 7A by opening the fuse holder on c...

Page 32: ...n resistance tester b If insulation resistance is below 50 it is judged that heater has a problem thus replace it with the same standardized one Motor has a short a Check insulation resistance with in...

Page 33: ...If it keeps happening replace main PCB as it means error at RELAY for main PCB heater Electric current is applied during heater lamp is OFF Replace main PCB as it means error at RELAY for main PCB he...

Page 34: ...button is pressed alarm is temporarily paused Inspect after checking error code Temperature is not increasing Temperature is set low Make the setting temperature higher with setting temperature UP DO...

Page 35: ...abinet by applying silicon Closure of DAMPER ASS Y of each dehydration room is different Check closure of DAMPER and adjust it at certain angle during closed 4 Dehydrator is properly operates but dehy...

Page 36: ...value 06 Set it by changing from 00 to 10 depending on ventilation motor load and current when FAN ERROR F1 F2 F3 is not used change it to 00 7 Moisture is not discharged as Damper motor does not work...

Page 37: ...9 HOW TO DISASSEMBLE AND REASSEMBLE MAIN PARTS 1 MAIN PARTS SPECIFICATIONS 1 Control PCB DY 110H DY 220H DY 330H Model Photo MAIN PCB Dehydration room 1 Dehydration room 2 Dehydration room 3 DISPLAY P...

Page 38: ...38 POWER PCB...

Page 39: ...Not suitable for use if insulation resistance is below 100 3 Temperature Sensor DY 110H 220H 330H Exterior image Specifications Sensor element 503ET 49 12 5 at 25 How to inspect Measure resistance at...

Page 40: ...inspect Measure resistance at both ends of motor and if the resistance value is within the following 30 5 5 It is normal and if it is below the above motor is defective If the resistance value of sta...

Page 41: ...0 14 How to inspect When red housing power is input motor rotates to the CW open direction When white housing power is input motor rotates to the CCW open direction 7 Ground Fault Circuit Interrupter...

Page 42: ...for reference 1 Unscrew two fixing screws clamped at the bottom of unit cover 2 open unit cover 3 Separate cover after unfastening 2 fastening SCREWs on the both ends of control box 4 Replace PCB you...

Page 43: ...nce 1 Separate heater cover after opening door 2 Remove harness connected to heater 3 Separate heater from the machine after removing fixing screw on heater 4 Replace heater 5 Reassemble it in reverse...

Page 44: ...er cover after opening door 3 Separate temperature sensor at the bottom of fan cover 4 Replace temperature sensor after separating it from the machine Separate and exchange sensor and re apply silicon...

Page 45: ...erence 1 Separate fan motor cover 2 Separate fan blade with fan 5mm hexagonal wrench 3 Separate top cover 4 Replace motor after unscrewing fixing screw assembled to motor 5 Reassemble it in a reverse...

Page 46: ...iter Order of disassembly and assembly Photo for reference 1 Separate heater cover 2 Remove harness 3 Replace thermo limiter after unfastening fixed SCREW 4 Reassemble it in a reverse order Required T...

Page 47: ...6 Moisture Discharging Motor S Photo for reference 1 Unscrew a screw fixing motor with driver 2 Separate and replace motor 3 Reassemble it in a reverse order Required Tool Driver 3mm Hexagonal wrench...

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