service manual for 2905-2873service manual for 2905-2873 how to remove the motor motor specification...
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![Page 1: Service Manual for 2905-2873Service Manual for 2905-2873 How to Remove the Motor Motor Specification Induction Motor (2800 rpm) • Maintenance Free • Vibration free and quiet operation](https://reader034.vdocument.in/reader034/viewer/2022052615/6089a74006708d722c0ce9d4/html5/thumbnails/1.jpg)
Service Manual for 2905-2873
How to Remove the Cover
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Cover Specification
Steel – White Epoxy Enameled
Replacement Part Number: P15-433
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Reminder!
Disconnect power to the unit before removing the cover
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Removing the Cover
Step 1: Unscrew the two screws with wrench provided. (Part # P15-441)
Step 2: Remove the cover vertically, taking care to avoid:•Damaging Internal Components•Damaging the Cover
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Service Manual for 2905-2873
How to Remove the Heating Element
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Heating Element Specification
Undulated Heating Element (1500 W)•Material: Winding in NICROM; body in MICA•Automatic resetting circuit breakers to protect against overheating
Replacement Part Numbers: P15-424 for UL modelsP15-425 for CE models
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Reminder!
Disconnect power to the unit before removing the cover
![Page 8: Service Manual for 2905-2873Service Manual for 2905-2873 How to Remove the Motor Motor Specification Induction Motor (2800 rpm) • Maintenance Free • Vibration free and quiet operation](https://reader034.vdocument.in/reader034/viewer/2022052615/6089a74006708d722c0ce9d4/html5/thumbnails/8.jpg)
Removing the Heating Element
Step 1: Remove the fan scroll lid.
Step 2: Remove the fan wheel by unscrewing the center nut.
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Removing the Heating Element
Step 3: Remove the clips on the upper part of the heating element.
Step 4: Carefully remove the scroll from the base using a hexagonal socket wrench. (a click-connection, pushing down only)
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Removing the Heating Element
Step 5: Open the scroll approximately 45°
Step 6: Disconnect the two cables of the heating element (the white ones) from the circuit board.
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Removing the Heating Element
Step 7: Remove the heating element from its housing.
To replace the heating element, follow the above steps in reverse.
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Service Manual for 2905-2873
How to Remove the Motor
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Motor SpecificationInduction Motor (2800 rpm)
• Maintenance Free• Vibration free and quiet operation• Self-resetting safety circuit breakers to eliminate overheating and burnout
Replacement Part Numbers: P15-434 for UL modelsP15-435 for CE models
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Reminder!
Disconnect power to the unit before removing the cover
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Removing the Motor
Step 1: Remove the fan scroll lid.
Step 2: Remove the fan wheel by unscrewing the center nut.
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Removing the Motor (continued)
Step 3: Carefully remove the volute from the base using a socket wrench.
Step 4: Open the volute approximately 45°
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Removing the Motor (continued)
Step 5: Disconnect the cables of the motor from the electric plate
Step 6: Remove the Motor
Note: To replace the motor, follow the same steps in reverse
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Service Manual for 2905-2873
How to Remove the Sensor and Circuit Board
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Sensor Specification
•Infra-red Sensor•Automatically turns dryer on and off.•Detection distance between 10 and 25 cm, sensitivity is easily adjusted by the jumper.
Replacement Part Numbers: P15-438 for UL modelsP15-439 for CE models
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Reminder!
Disconnect power to the unit before removing the cover
![Page 21: Service Manual for 2905-2873Service Manual for 2905-2873 How to Remove the Motor Motor Specification Induction Motor (2800 rpm) • Maintenance Free • Vibration free and quiet operation](https://reader034.vdocument.in/reader034/viewer/2022052615/6089a74006708d722c0ce9d4/html5/thumbnails/21.jpg)
Removing the Circuit Board:
Step 1: Remove the fan scroll lid.
Step 2: Remove the fan wheel by unscrewing the nut in the middle.
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Step 3: Carefully remove the volute from the base using a bent socket wrench.
Step 4: Open the scroll approximately 45°.
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Step 5: Disconnect the 4 cables of the Motor (the red and brown),and of the heating element (the white ones).
Step 6: Disconnect the cables of the power terminal.
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Step 7: Pull out the circuit board (by flexing both front clips).
To replace the circuit board, follow the same steps in reverse.
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To adjust the detection distance: Use the JUMPER
A: High sensitivity. Detection distance 20-25 cm.
B: Low sensitivity. Detection distance 10-15 cm.
***The hand dryers are supplied with the jumper on low sensitivity.