TROUBLESHOOTING GUIDE

SYMPTOM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

 

Light will not come on.

1.

Light switch is turned off.

1.

Turn light switch on.

 

2.

Lamp is loose or burned out.

2.

Check lamp and replace if burned out.

 

3.

Fuse is blown or circuit breaker is turned off.

3.

Replace fuse or turn circuit breaker on.

 

4.

Daylight turn-off is in effect.

4.

Recheck after dark.

 

5.

Incorrect circuit wiring, if this is a new installation.

5.

Verify wiring is correct.

 

6.

Light control aimed in wrong direction.

6.

Re-aim light control to cover desired area.

 

 

 

 

 

Light comes on in day-

1.

Light control may be installed in a relatively dark

1.

The fixture is operating normally under these condi-

light.

 

location.

 

tions.

 

2.

Light control is in TEST.

2.

Set control switch to 1, 5, or 10 minutes.

 

 

 

 

 

Light comes on for no

1.

Light control may be sensing small animals or auto-

1.

Re-aim light control.

apparent reason.

 

mobile traffic.

 

 

 

2.

Range is set too high.

2.

Reduce range.

 

 

 

 

 

Light stays on continu-

1.

A lamp is positioned too close to the light control or

1.

Reposition the lamp away from the light control or

ously.

 

pointed at nearby objects that cause heat to trigger

 

nearby objects.

 

 

the light control.

 

 

 

2.

The light control may be picking up a heat source

2.

Re-aim light control. Reduce range.

 

 

like an air vent, dryer vent, or brightly painted, heat-

 

 

 

 

reflective surface.

 

 

 

3.

Light control is in manual mode.

3.

Switch light control to AUTO.

 

 

 

 

 

Light flashes on and

1.

Heat or light from the lamps may be turning the light

1.

Reposition the lamp away from the light control.

off.

 

control on and off.

 

 

 

2.

Heat being reflected from other objects may be turn-

2.

Reposition light control.

 

 

ing the light control on and off.

 

 

 

3.

Light control is in the TEST mode and warming up.

3.

Flashing is normal under these conditions.

 

 

 

Light flashes once, then

Light control is detecting its own lights.

Reposition lamp to keep area below the light control

stays off in manual

 

 

relatively dark.

mode.

 

 

 

 

 

 

 

 

 

598-1343-00

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Heath Zenith SH-5311 manual Troubleshooting Guide, Symptom Possible Cause Solution