Troubleshooting guide technical service – Heath Zenith Professional Motion Sensor Quartz Security Light 5310 User Manual
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POSSIBLE CAUSE
1. The lamp is positioned too close to the 
sensor or pointed at nearby objects 
that cause heat to trigger the sensor. 
(Reposition the lamp away from the 
sensor or nearby objects.)
2. Sensor is pointed toward a heat
source like an air vent, dryer vent, 
or brightly-painted heat-reflective 
surface. (Reposition sensor.)
3. Light control is in Manual Mode.
(Switch to Auto.)
1. Heat or light from the lamp may be turning
the light control on and off. (Reposition the 
lamp away from the sensor.)
2. Heat being reflected from other ob-
jects may be affecting the sensor. 
(Reposition sensor.)
3. Light control is in the Test mode and
warming up. (Flashing is normal under 
these conditions. Turn Boost off.)
1. Sensor is detecting its own light. (Re-
position lamp to keep area below the 
sensor relatively dark.)
SYMPTOM
Light stays on 
continuously.
Light flashes 
on and off.
Light flashes 
once, then stays 
off in Manual 
Mode.
TROUBLESHOOTING GUIDE
TECHNICAL SERvICE
Please call 1-800-858-8501 (English speaking only) for assistance
before returning product to store.
If you experience a problem, follow this guide. You may also want to visit our Web site at:
www.hzsupport.com.
If the problem persists, call* for assistance at
1-800-858-8501 (English speaking only), 7:30 AM to 4:30 PM CST
(M-F). You may also write* to:
HeathCo LLC
P.O. Box 90004, Bowling Green, KY 42102-9004
ATTN: Technical Service
* If contacting Technical Service, please have the following information available: Model Number, Date of Pur-
chase, and Place of Purchase.
No Service Parts Available for this Product
TEN YEAR LIMITED WARRANTY
This is a “Limited Warranty” which gives you specific legal rights. You may also have other rights which vary from state to state or province 
to province.
For a period of ten years from the date of purchase, any malfunction caused by factory defective parts or workmanship will be cor-
rected at no charge to you.
Not Covered - Repair service, adjustment and calibration due to misuse, abuse or negligence, light bulbs, batteries, and other expend-
able items are not covered by this warranty. Unauthorized service or modification of the product or of any furnished component will 
void this warranty in its entirety. This warranty does not include reimbursement for inconvenience, installation, setup time, loss of use, 
unauthorized service, or return shipping charges.
This warranty covers only HeathCo LLC assembled products and is not extended to other equipment and components that a customer 
uses in conjunction with our products.
THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY, 
REPRESENTATION OR CONDITION OF MERCHANT ABILITY OR THAT THE PRODUCTS ARE FIT FOR ANY PARTICULAR PUR-
POSE OR USE, AND SPECIFICALLY IN LIEU OF ALL SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES.
REPAIR OR REPLACEMENT SHALL BE THE SOLE REMEDY OF THE CUSTOMER AND THERE SHALL BE NO LIABILITY ON THE 
PART OF HEATHCO LLC FOR ANY SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING BUT NOT 
LIMITED TO ANY LOSS OF BUSINESS OR PROFITS, WHETHER OR NOT FORESEEABLE. Some states or provinces do not allow 
the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. Please 
keep your dated sales receipt, it is required for all warranty requests.
SYMPTOM
Light will not 
come on.
Light comes 
on in day-
light.
Light comes 
o n f o r n o 
apparent rea-
son.
Light turns 
off too late in 
Dusk-to-Dawn 
setting.
POSSIBLE CAUSE
1. Light switch is turned off.
2. Light is loose or burned out.
3. Fuse is blown or circuit breaker is 
turned off.
4. Daylight turn-off is in effect (recheck
after dark).
5. Incorrect circuit wiring, if this is a new
installation.
6. Re-aim the sensor to cover desired
area.
1. Light control may be installed in a
relatively dark location.
2. Light control is in Test. (Set control
switch to an ON-TIME position.)
1. Light control may be sensing small animals
or automobile traffic (re-aim sensor).
2. Sensitivity is set too high. (Reduce
sensitivity.)
1. Sensor is in a relatively dark location. (Relo-
cate sensor, or use 3 hr or 6 hr setting.)
