Fig. 1, Maintenance and cleaning instructions, Troubleshooting chart – World Dryer SLIMdri L User Manual
Page 5: Heater options on / off
5
Fig. 1
Heater Options
On / Off
Maintenance and Cleaning Instructions
IMPORTANT: The dryer may collect lint and debris that is naturally present in the air. Excessive build up of lint
and debris can damage the motor and heating element. The dryer should be cleaned on a routine schedule to
maintain the dryer in good operating condition With light to moderate wash room traffic, cleaning once a year is
recommended. If wash room traffic is high, cleaning every 6 months is recommended.
To clean the hand dryer:
1. Disconnect the power source.
2. Use the security hex key supplied to turn the cover mounting screws clockwise to remove the cover from the dryer.
3. Use a soft-medium bristle paint brush to clean lint, dust and debris from the air intake slots, and the motor’s exterior.
4. After cleaning, reassemble the dryer cover using the security hex key supplied to turn the cover mounting screws
counter-clockwise and tight until snug. Do not over tighten.
The heating element control is located on the printed circuit board inside the dryer.
To adjust heating element controls:
1. Disconnect the power source.
2. Use the security hex key supplied to turn the cover mounting screws
clockwise to remove the cover from the dryer.
3. Locate the heating element control switch on the printed circuit board (see Fig. 1)
4. Position the heating element control switch to “ON” or “OFF” as desired.
5. Reassemble the dryer cover using the security hex key supplied to turn the cover mounting screws
counter-clockwise
and tighten until snug. Do not over tighten.
Troubleshooting Chart
Dryer fails to start.
Sensor obstruction.
Check sensor lens for foreign material.
No power to the unit.
Look directly at sensor lens for LED light. If LED light is "OFF", check
incoming power supply is "ON". Check electrical connections.
Faulty Circuit Board (PCB)
If LED light is "ON". Place hands under sensor. Listen for PCB relay
"Click.". If no "Click" is heard, replace the PCB.
Motor brushes or motor
needs replacement.
If incoming power supply is confirmed "ON" and LED light is not
visible, replace the PCB.
Dryer will not shut off.
Loose electrical connections
Check incoming power supply connections are secure.
Replace circuit board (PCB)
Faulty circuit board (PCB)
Replace dryer controls.