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www.NabcoEntrances.com
GT20 Wire and Programming Manual
Rev 5-7-18
P/N C-00140
Table 27
UL Test
No
Description
Cause
Elimination
Checking Time
Reaction
E80 01 Continuous
Routine
Malfunction
--
Permanent
W
02
Power Down then Power Up
F
E81
01 mcu Routine
--
X
X
Before:
X
y
Opening Door
X
y
Closing Door
W
02
Power Down then Power Up
F
E82
01 Dynamic Routine Damping Test
Failed
--
After Power Down
then every 24 hrs
when door is closing
W
02
Power Down then Power Up
F
E83
01 Static Routine
Motor Current
Test Failed
--
Test occurs at the
Door Closed position
W
02
1.XPower Down then Power Up again.
2.X
If problem is not resolved turn the
“FSlam Potentiometer Adjuster” fully
counterclockwise.
3.XIf the problem still is not resolved, replace
the faulty Control and/or Motor Operator.
F
SECTION 13: MALFUNCTION WITHOUT AN ERROR CODE
In some cases, it is technically impossible to display a malfunction by an Error number. For this reason the list shown below contains
some probable causes as well as the corrective action to be taken.
Table 28
Closing Sequence / Interlock Function
Erroneous Behavior
Analysis
Possible Causes
Remedy
Drive unit fails to react:
X
X
No automatic opening
X
X
No activation from
sensors, Power/Mode
Switch buttons or Mode
buttons on side cover.
X
X
Program selection keys on the side cover
are OFF
X
X
LED 5 V (green) on the control is OFF
Power supply voltage
is missing
X
X
Go to the side Cover. Turn the
main installation ON
X
X
Measure the main supply voltage,
check the cabling. Eliminate any
detected deficiences
X
X
If the two above remedies are not
successful, the Control Unit must
be replaced
Drive unit fails to open
X
X
LED SE (Safety Sensor, yellow) is ON
X
X
Determine which safety sensor is active
via the diagnostic level
One or more Safety
Sensors are active or
incorrectly cabled
X
X
Remove the obstacle
X
X
Check the cabling between the
Safety Sensor and the control
unit. Eliminate any detected
deficiencies
X
X
Replace the Safety Sensor
Prior to commissioning:
During manual opening,
the Door panel encounters
an resistance and closes at
high speed
The motor connector
plug is not correctly
connected
X
X
Plug the motor connector
plug into the correct socket in
accordance with application
(pulling/pushing function).