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Whirlpool AD70USS manual

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Table of contents for the manual

  • Page 1

    CONSUMER SER VICES TECHNICAL EDUC A TION GROUP PRESENTS R-103 JOB AID Part No. 8178563 DEHUMIDIFIERS Models: AD25BSS, AD35DSS, AD50DSS Models: AD35USS, AD50USS, AD70USS[...]

  • Page 2

    - ii - WHI RL PO OL CO RPO RA TIO N assu me s no re sp ons ib il ity fo r any repai rs ma de on ou r pro du ct s b y any on e oth er th an A uth or ize d Se rvi ce T ec hn ici an s. FOR W ARD This Whirlpool Job Aid, “Dehumidifier” (Part No. 8178563), provides the technician with informa- tion on the operation and service of the Dehumidifier . F[...]

  • Page 3

    - iii - T ABLE OF CONTENTS Page GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Dehumidifier Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Model & Serial Number Designations . . . . . .[...]

  • Page 4

    - iv - — NOTES —[...]

  • Page 5

    1-1 GENERAL DEHUMIDIFIER SAFETY Y our safety and the safety of others are very important. We have provided many important safety messages in this Manual and on your appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or hurt you and others. All safety messag[...]

  • Page 6

    1-2 MODEL NUMBER AD 50 U S S 0 PRODUCT GROUP AD = Dehumidifier , Whirlpool RD = Dehumidifier , Roper CAP ACITY (24 HR.) 25 Pints 35 Pints 50 Pints 70 Pints MODEL FEA TURES B = Electromechanical, No Deicer , 1 Speed Fan C = Electromechanical, Std. Deicer , 1 Speed Fan D = Electromechanical, Std. Deicer , 2 Speed Fan U = Electronic, Ultra-Low T emp[...]

  • Page 7

    1-3 MODEL & SERIAL NUMBER AND WIRING DIAGRAM LABEL LOCA TIONS Model & Serial Number Label (Behind W ater Bucket) Wiring Diagram Label (Inside Front Half Of Cabinet)[...]

  • Page 8

    1-4 — NOTES —[...]

  • Page 9

    2-1 PRODUCT OPERA TION THEOR Y OF OPERA TION WHA T IS HUMIDITY? Humidity is defined as the amount of water va- por in the air and is measured as a percentage of the amount of water vapor the air can hold at a given temperature. When the amount of water vapor exceeds 100%, the moisture can no longer remain suspended in the air , usually resulting i[...]

  • Page 10

    2-2 OPERA TING CHARACTERISTICS When a dehumidifier begins its run cycle, a partial frosting of the evaporator can be ob - served. This temporary frosting is limited by the operating conditions of the unit. In all cases, the frost should completely disappear within 10 to 15 minutes. In cool dry conditions, (65 ° F or lower tempera- tures, and rela[...]

  • Page 11

    2-3 F AN SPEED: Controls the fan operation, as follows: High: For faster moisture removal Low: For slower moisture removal Auto Fan Speed (Electronic Models): Automatically sets the fan speed based on the relative humidity of the room. Low speed is used when the relative humidity is within 5% of the Desired Humidity setting. High speed is used when[...]

  • Page 12

    2-4 Electrical Shock Hazard Plug into a grounded 3 prong outlet. Do not remove ground prong. Do not use an adapter . Do not use an extension cord. Failure to follow these instructions can result in death, fire, or electrical shock. DEHUMIDIFIER USE SETTING THE CONTROLS (CONTROL TYPES 1 & 2 ONL Y) Starting/Stopping the Dehumidifier NOTE: Befor[...]

  • Page 13

    2-5 Dryness Control The Dryness Control regulates the amount of moisture in the room. T urn the control knob clockwise for more drying. T urn the control knob counterclockwise for less drying. Turn the control knob to “Dry” to maintain average humidity conditions. NOTE: For the first few days of use, turn the DR YNE SS CONTRO L clock wise to C[...]

  • Page 14

    2-6 2. Use front and back handles to lift bucket. Sickness Hazard Do not drink water collected in water bucket. Doing so can result in sickness. Au to —Wil l prov id e th e ma xi mu m hum id - ity control by automatically adjusting the fa n spe ed and / or tur n in g the deh um i di fie r on and off to maintain humidity setting. Desired Humidity[...]

  • Page 15

    2-7 3. Pour water through opening into a sink or tub. 4. Reinstall bucket. IMPORT ANT : If the Empty/Adjust Bucket light comes on, the dehumidifier will not operate. Empty or adjust bucket. Option 2—Connect Drain Hose If you plan to run your dehumidifier continu- ously , you may want to attach a garden hose to the drain hose connector . 1. Use [...]

  • Page 16

    2-8 DEHUMIDIFIER CARE CLEANING THE AIR FIL TER (ON SOME MODELS) The air filter is removable for easy cleaning. A clean filter helps remove dust, lint, and other particles from the air and is important for best operating efficiency . Check the filter every 2 weeks to see whether it needs cleaning. 1. T urn off dehumidifier . 2. Remove bucket. 3[...]

  • Page 17

    3-1 COMPONENT LOCA TIONS This section instructs you on how to service the Dehumidifier . The components and their loca- tions are shown below . NOTE: The sealed system in the Dehumidifier is not serviced. COMPONENT ACCESS Electronic Control FRONT COMPONENTS Thermistor Fan Capacitor Fan Motor Bucket Switch Compressor Capacitor REAR COMPONENTS Electr[...]

  • Page 18

    3-2 R E M O V I N G T H E CABINET Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Pull the water bucket out of the dehumidi- fier and remove it. 3. If present, pull the air f[...]

  • Page 19

    3-3 6. Remove the bottom screw and the two top hex-head screws from the rear half of the cabinet. 7. Pull the front and rear halves of the cabi - net from the dehumidifier and remove them. Bottom Rear Screw T op Rear Screws Front Half Rear Half[...]

  • Page 20

    3-4 R E M O V I N G T H E ELECTRONIC CONTROL, THERMIST OR, AND POWER SUPPL Y CORD Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Remove the cabinet from the dehumidi- fier ([...]

  • Page 21

    3-5 Wire T abs 10. Remove the wiring from the three tabs, and remove the electronic control as - sembly from the dehumidifier . 5. Unclip the thermistor from the tubing and remove it. NOTE: Do not remove the thermistor from the clip. 6. Remove the hex-head screw from the green ground wire. 9. Remove the power supply cord from the cabinet. Thermisto[...]

  • Page 22

    3-6 R E M O V I N G T H E MECHANICAL HUMIDIST A T , LIGHT , AND POWER SUPPL Y CORD Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Remove the cabinet from the dehumidi- fier [...]

  • Page 23

    3-7 8. T o remove the power supply cord: a) Disconnect the white power supply cord wire from the compressor capaci - tor terminal. b) Disconnect the black power supply cord wire from the COM terminal of the bucket switch. Bucket Switch BK (COM) Wire WH Wire Power Supply Cord c) Remove the hex-head screw from the green ground wire at the top of the [...]

  • Page 24

    3-8 Fan Capacitor Fan Motor R E M O V I N G T H E F AN CAP ACIT OR AND THE F AN MOTOR Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Remove the cabinet from the dehumidi- fi[...]

  • Page 25

    3-9 c) Remove the three 5/16 ˝ hex-head screws from the fan motor , then pull the wiring out of the access hole and remove the motor . Fan Motor Screws T op g re e n gr o u n d wi r e o n c o n d e ns e r . • T op Ground Wire Screw Condenser[...]

  • Page 26

    3-10 R E M O V I N G T H E COMPRESSOR CAP ACITOR AND THE BUCKET SWITCH Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Remove the cabinet from the dehumidi- fier (see page 3-[...]

  • Page 27

    3-1 1 4. T o remove the bucket switch: Electronic Model: a) Disconnect the two black wires from the N.C. and COM switch terminals. Mechanical Models: b) Disconnect the black (COM), tan (N.O.), and yellow (N.C.) wires from the switch terminals. Bucket Switch BK (COM) BK (N.C.) Electronic Model Mechanical Models TN (N.O.) BK (COM) YL (N.C.) Bucket Sw[...]

  • Page 28

    3-12 — NOTES —[...]

  • Page 29

    4-1 COMPONENT TESTING Refer to page 3-6 for the procedure for ac- cessing the mechanical humidistat. 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. Disconnect the two wires from the hu- midistat terminals. 3. T urn the humidistat control fully counter- clockwise. 4. Set the ohmmeter to the R x 1 scale. 5. T ouch the ohmmeter test leads[...]

  • Page 30

    4-2 Refer to page 3-8 for the procedure for ac- cessing the fan motor . 1. Unp lu g deh um id ifi er or d is con ne ct po we r . 2. IMP OR T ANT : Dis ch ar ge the cap aci to r by tou ch in g th e l ea ds of a 20 ,0 00 ohm re si s - tor t o the c ap aci to r t er mi nal s. 3. Disconnect the fan motor wires from the capacitor terminals. 4. Disconnec[...]

  • Page 31

    5-1 DIAGNOSTICS & TROUBLESHOOTING DIAGNOSTICS Step T est LED Na me LED Cond iti on 1 LEDs All All illuminate 2a Bucket switch Bucket Blinking = Bucket removed (switch open) ON soli d = Bucke t installed (switch c losed) 2b Thermistor Nor mal On solid = Pass Blinking = Fail 2c Humidistat Continuous run On solid = Pass Blinking = Fail 3 HIG H spe[...]

  • Page 32

    5-2 PROBLEM CAUSE CORRECTION Unit will not run - no fan and no compressor . 1. Unit not turned “ON” or not set dry enough. 1. Set control to “CONTINUOUS.” This will allow the fan and com- pressor to run regardless of the ambient humidity . 2. No power to unit. 2a. Power supply cord not plugged in. Plug in cord. 2b. Unit plugged into outlet [...]

  • Page 33

    6-1 WIRING DIAGRAM 1 WIRING DIAGRAMS[...]

  • Page 34

    6-2 WIRING DIAGRAM 2[...]

  • Page 35

    6-3 WIRING DIAGRAM 3[...]

  • Page 36

    6-4 — NOTES —[...]

  • Page 37

    6-5 — NOTES —[...]

  • Page 38

    6-6 — NOTES —[...]

  • Page 39

    PRODUCT SPECIFICA TIONS AND W ARRANTY INFORMA TION SOURCES IN THE UNITED ST A TES: FOR PRODUCT SPECIFICA TIONS AND W ARANTY INFORMA TION CALL: F O R T E CH NI CA L AS S I S T AN CE W H I L E A T T H E C U S T OM E R ’ S H O M E C A L L : T H E TE C H N I C A L AS S I S T AN CE L I N E : 1 - 8 0 0 - 2 5 3 - 2 8 7 0 HA VE YOUR ST ORE NUMBER READY T[...]

  • Page 40

    CO R P O R A T I O N[...]