TROUBLESHOOTING THE CY3
GROZONE – DIGITAL CYCLE TIMER WITH DISPLAY
Procedure Name CY3-V2
1 – BEFORE YOU START
* CAUTION READ AND FOLLOW THESE
INSTRUCTIONS BEFORE STARTING THE TEST
DO NOT CONNECT UNIT BEFORE STEP 1 OF THE TEST.
CONNECT A LOAD INTO THE FRONT OUTLET OF THE
UNIT.
LIGHTHING CONDITION perform this test in a room
with enough light for the unit to detect a AY
condition.
NOTE read ON times on the LEFT scale and OFF times on the RIGHT
scale.
2 – TEST
STEP HANDLING AND TEST DESCRIPTION EXPECTED RESULTS
1 Plug the unit into the power outlet.
When power is applied, each bar of the display is lit individually from
bottom to top and back to bottom.
AY ON time Indicator is BLINKING.
Load connected to 120V front outlet is ON.
2
Click knob once to enter cycle settings
Turn knob to set AY ON time to 10
seconds (2
nd
bar is lit).
AY ON time indicator is STEA Y LIT.
2
nd
bar of display (from bottom) is STEA Y LIT.
The load connected to 120V front outlet will remain in the same state
it was (ON or OFF, when cycle setting was entered). Time countdown is
suspended.
3
Click knob once
Turn knob to set NIGHT ON time to 60
seconds (6
th
bar is lit).
NIGHT ON time indicator is STEA Y LIT.
6
th
bar of display (from bottom) is STEA Y LIT.
4
Click knob once
Turn knob to set AY OFF time to 1
minute (1
st
bar is lit).
AY OFF time indicator is STEA Y LIT.
1
st
bar of display (from bottom) is STEA Y LIT.
5
Click knob once
Turn knob to set NIGHT OFF time to 10
minutes (4th bar is lit).
NIGHT OFF time indicator is STEA Y LIT.
4
th
bar of display (from bottom) is STEA Y LIT.
6
Click knob once to resume normal
operation.
AY ON time or AY OFF time indicator is BLINKING, meaning ON or OFF
time countdown is underway.
The unit will cycle 10 seconds ON followed by 1 minute OFF. Observe
one complete ON-OFF cycle and verify ON and OFF times.
LOAD must be ON when either DAY ON time or NIGHT ON time
indicator is lit.
Time
Indicator
Time
Time
Time
Indicator
