Instruction/ maintenance manual of the product 75422-01 Oreck
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SIMPL Y AMAZING ® Ser vice Manual T able T op Air Cleaner Super Air 5 / Air 6 Model 447628 & 4478801 REV I., Please disregard all earlier versions.
2 Important Safeguards When using electrical appliances consideration should be given to basic safety precautions including: 1. Read all instructions. 2. Do not immerse appliance, cord or plug in water or other liquid and take care to ensure that the control panel is kept clean and dry .
3 Airborne particles and odors are removed from air passing through the unit by the process of electrostatic precipitation and the revolutionary post filter which combines antimicrobial treatment and activated charcoal. The air around you is filled with thousands of particles of air pollution.
4 Periodic Maintenance T une-Up 1. Remove collecting cell and pre/post filters. 2. Wipe down inside of unit with damp cloth. 3. Thoroughly Clean Collecting Cell with Oreck Assail-A-Cell Cleaner . 4. Check for any broken wires in the collecting cell, and ensure wires are securely seated in the plastic spacer at the center of the cell.
Warning: The troubleshooting portion of this manual requires that the unit power be “ON” for much of the servicing portion of troubleshooting. When working on the unit under power , use all of the standard precautions in working with any electro-mechanical device that contains line voltage, high voltage, and rotating elements.
6 T r oubleshooting Guide How to Remove the Power Supply Cover 1. Insert flathead screwdriver into slot on the interior edge of the power supply cover , and push plastic clip away from contact wall so that the cover can be lifted up. 2. The switch wires will limit the movement of the power supply cover .
7 T r oubleshooting Guide 6. Check the voltage to and from the switch when activated. Y ou should be able to measure line voltage entering and leaving the switch when activated. 7. Check the switch plate cover . The plate must sit squarely on the bearing wall and the cabinet base.
8 T r oubleshooting Guide c. If the light does not operate with the cell removed, check the wires to the light and confirm that they are properly connected. Check the voltage from the light terminals on the power supply board. Set meter to appropriate scale.
9 T r oubleshooting Guide e. Check the input voltage to the transformer using a standard lead and a multimeter . Check the voltage from the black lead on the terminal L speed control switch and white lead on power supply board labeled line neutral. Activate the interlock switch.
d. If there are no signs of distortion, remove the blower wheel (see: Blower Wheel Removal ) and activate the unit. Notice if the motor shaft rotates without the blower wheel. If the motor shaft operates, the problem is related to the blower wheel. 4.
c. Check to see if the blower wheel is adequately supported by the outside bearing plate assembly . d. Check to see if the motor mounting bracket snap tabs are in place or are loose. Look into the four base slots to see the tabs. e. Check to see if the motor is loose in the support bracket by holding the bracket and trying to move the motor .
12 T r oubleshooting Guide 6 If the cell is arcing, check the following: a. If there are loose or broken ionizer wires. b. If the cell is dirty . Remove the cell and wash with warm soapy water . Dry completely before re-installing. c. If there are bent cell plates.
13 T r oubleshooting Guide f. If the H.V . contacts are not properly aligned or the contact wall is not properly aligned. 7. Checking for ionizing needle operation. Using HV voltage probe check needle for high voltage -5.5 KVDC to -7.0 KVDC. a. If voltage is present, the ionizer is OK.
14 Notes _____________________________________________________________________________ _____________________________________________________________________________ ___________________________________.
15 Parts Removal and Replacement Motor Removal and Replacement page 16 Power Supply Removal and Replacement page 19 Transformer Removal and Replacement page 21 Bearing W all Assembly and Blower Wheel .
16 General Parts Replacement Motor Removal and Replacement 1. Remove the cabinet top by pressing down the thumb latch and sliding the top forward. 2. Remove the cell assembly (see inside of top for instructions). 3. Remove the stripper by pulling it to the right and applying pressure to the bearing wall.
17 General Parts Replacement ROT A TING ELEMENT W ARNING - Unit has a rotating blower wheel and cooling fan to circulate air and keep the unit cool. When servicing the unit and repairing the unit always insure that you keep objects and internal electrical wiring away from the rotating elements.
18 General Parts Replacement HIGH VOL T AGE W ARNING - This equipment is supplied with line voltage from a standard wall socket. Use standard precautions in working on it with line voltage applied. Failure to practice normal electrical safety precautions can cause electrical shock, personal injury or property damage.
19 General Parts Replacement Power Supply Removal and Replacement 1. Follow steps 1, 3, and 6 of Motor Removal and Replacement. EXTREME HIGH VOL T AGE W ARNING - This equipment is supplied with line voltage from a standard electrical wall socket. That voltage is transformed to a 24V signal that is then amplified to over 6000VDC.
General Parts Replacement All leads must be connected to the new board properly . The HV power line must be isolated and properly routed. T wo insulator sheets must be in position and all wiring must be captured to prevent contact with rotating elements.
5. T o test the power supply , touch the metal shaft of a screwdriver , with an insulated or plastic handle, to one of the contacts while keeping the screwdriver tip about 1/8" away from the other contact. Y ou should see an arc and hear a snapping sound.
22 General Parts Replacement 3. Remove the two #8/32 lockwasher nuts and remove the transformer and replace it with the new unit. 4. Reverse the above steps 1,2, and 3 to replace the transformer . Bearing Wall Assembly and Blower Wheel Removal and Replacement 1.
23 General Parts Replacement Led Assembly Removal and Replacement 1. Follow steps 1, 2, and 6 of Motor Removal and Replacement . 2. Disconnect the two red led leads from the power supply board and remove the led assembly by removing the led retaining ring from the back of the front panel and removing the led and the leads.
24 General Parts Replacement EXTREME HIGH VOL T AGE WIRING W ARNING - The unit has been designed such that extremely high cell collector voltage wiring is isolated from all other wiring. Special wiring routing holders have been designed into the unit.
QTY ITEM # P ART NO. DESCRIPTION 1 1 242235-001 SWITCH KNOB, BLACK 1 2 242331-007 TRANSFORMER 1 3 242404-001 INTERLOCK SWITCH 1 4 247135-001 F AN BLADE 2 5 A T2PK CHARCOAL COMBINA TION FIL TER 1 6 247.
L INE CORD INTERLOCK S WITCH P OWER SWITCH BLK (HI) B LOWER W HT B LK 1 20V WHT 2 4V LED R ED L INE NEW 1 2 LED FUSE HV POWER SUPPL Y R ED Y EL YEL R ED (142475-001) GRN (242477-027) G RN RED BLUE (242477-035) ION.
27 Notes _____________________________________________________________________________ _____________________________________________________________________________ ___________________________________.
©2004 Oreck Holdings, LLC. All rights reserved. All trademarks are owned and used under the authority of Oreck Holdings, LLC. 75422-01 REV I 08/04 R-7693, R-7695.
An important point after buying a device Oreck 75422-01 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Oreck 75422-01 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Oreck 75422-01 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Oreck 75422-01 you will learn all the available features of the product, as well as information on its operation. The information that you get Oreck 75422-01 will certainly help you make a decision on the purchase.
If you already are a holder of Oreck 75422-01, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Oreck 75422-01.
However, one of the most important roles played by the user manual is to help in solving problems with Oreck 75422-01. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Oreck 75422-01 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
