Troubleshooting Chart - GAMCO DR-5750 Manual Del Usuario

Troubleshooting Chart

Symptom Possible Cause(s)
Dryer fails to start Sensor obstruction
No power to the unit
Faulty Circuit Board (PCB)
and Sensor
Faulty Motor
Dryer runs for approx. Sensor obstruction
100 seconds, then will
not re-start
Dryer "Ghosts" starts Sensor receiving false
with no hands pres- signal or reflection
ent. Or
Fluctuating power supply
Dryer blows cold air. Defective Heating Element
Or Defective Thermostat
Dryer air too hot. Machine is dirty
Dryer noisy or vibrates. Fan not centered in housing
Foreign object in Fan.
Broken or bent Fan.
Bent Motor shaft.
Limited Warranty
GAMCO LIMITED TEN – YEAR WARRANTY. Gamco Warm Air Hand Dryer, Model covered in this manual, is warranted by Gamco to the original user against
defects in workmanship or materials under normal use for 10 years after date of purchase. Any part which is determined to be defective in material or workmanship and
returned to an authorized service location, as Gamco designates, shipping costs prepaid, will be, as the exclusive remedy, repaired or replaced at Gamco's option. For limited
warranty claim procedures, see PROMPT DISPOSITION below. This limited warranty gives purchasers specific rights from jurisdiction to jurisdiction.
LIMITATION OF LIABILITY. To the extent allowable under applicable law, Gamco's liability for consequential and incidental damages is expressly disclaimed. Gamco's
liability in all events is limited to and shall not exceed the purchase price paid.
WARRANTY DISCLAIMER. Gamco has made a diligent effort to provide product information and illustrate the products in this literature accurately; however,
such information and illustrations are for the sole purpose of identification, and do not express or imply a warranty that the products are MERCHANTABLE, or FIT FOR
A PARTICULAR PURPOSE, or that the products will necessary conform to the illustrations or descriptions. Except as provided below, no warranty or affirmation on fact,
expressed or implied, other than as stated in the "LIMITED WARRANTY" above is made or authorized by Gamco.
PRODUCT SUITABILITY. Many jurisdictions have codes and regulations governing sales, construction, installation, and/or use of products for certain purposes, which
may vary from those in neighboring areas. While Gamco attempts to assure that the products comply with such codes, it cannot guarantee compliance, and cannot be
responsible for how the product is installed or used. Before purchase and use of a product, review the product application, and all applicable national and local codes and
regulations, and be sure that the product, installation, and use will comply with them.
Certain aspects of disclaimers are not applicable to consumer products; e.g., (a) some jurisdictions do not allow the exclusion or limitation of incidental or consequential
damages, so the above limitation or exclusion may not apply to you; (b) also, some jurisdictions do not allow a limitation on how long an implied warranty lasts, consequentially
the above limitation may not apply to you; and (c) by law, during the period of this Limited Warranty, and implied warranties of implied merchantability or fitness for particular
purpose applicable to consumer products purchased by consumers, may not be excluded or otherwise disclaimed.
Manufactured by World Dryer Corporation, Berkeley, Illinois 60163 U.S.A.
PROMPT DISPOSITION. Gamco will make a good faith effort for prompt correction or other adjustment with respect to any product which proves to be defective within
limited warranty. For any product believed to be defective within limited warranty, first write or call dealer from whom the product was purchased. Dealer will give additional
directions. If unable to resolve satisfactorily, write to Gamco, giving dealer's name, address, date, and number of dealer's invoice, and describing the nature of defect. Title and
risk of loss pass to buyer on delivery to common carrier. If product was damaged in transit to you, file claim with carrier.
Form No. DR-5750
68-10216 rev01
Trouble shooting should only be conducted by a
qualified electrician.
Corrective Action
1. Check Sensor Lens for foreign material or dirt. Clean Lens with soft damp cloth
and mild cleaning agent.
2. If Lens is damaged or scratched, replace it.
Check if power is "ON"
Check electrical connections.
Place hands under Sensor. Listen for PCB .
Relay "Click." If no "Click" is heard, replace the PCB and Sensor.
If Relay "Click" is heard, heating element glows for 1-2 seconds, but unit does not
start, replace the Motor.
1. Check Sensor Lens for foreign material or dirt. Clean Lens with soft damp cloth
and mild cleaning agent.
2. If Lens is damaged or scratched, replace the sensor.
1. Hand Dryer should be mounted a minimum of 18" above a reflective surface.
2. Check if other Infrared operated appliance in the vacinity may be triggering the Dryer.
3. Multiple Hand Dryers on one circuit or Dryers sharing a lighting circuit. Automatic
Hand Dryers must be on dedicated circuits.
4. Building wiring may be insufficient gauge or too long of a run from the supply.
5. Replace the PCB and Sensor.
1. Check for break in Element Wire.
2. Check Heating Element and Thermostat for continuity. If open, replace as necessary.
1. Inspect for foreign material. Using a soft brush and vacuum, clean fan and motor.
2. Replace motor if running slow or erratic.
1. Fan may be rubbing against edge of Fan Housing. To center Fan;
a. On plastic fan unit, carefully "tap" the Fan Hub with a screw driver & small hammer
to center it until the Fan turns freely.
b. On metal fans, loosen the set screw and adjust the fan until it turns freely.
1. Inspect for foreign material. Using a soft brush and vacuum, clean fan and motor.
1. Replace Fan.
1. Replace Motor.
(Rev. 10/7/13) © 2013 Gamco Commercial Restroom Accessories, A Division of Bobrick
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Printed in U.S.A.