30
SYMPTOM
POSSIBLE CAUSES
SOLUTIONS
Switched (SW) Accessory
power remaining on
a) In limit setup mode
a) Learn the limits
Accessories connected to
Switch (SW) Accessory
power not working
correctly, turning off, or
resetting
a) Normal behavior
a) Move accessory to accessory power "ON"
Accessories connected to
Accessory power not
working correctly, turning
off, or resetting
a) Accessory power protector active
b) Defective control board
a) Disconnect all accessory powered devices and measure
accessory power voltage (should be 23 – 30 Vdc). If voltage is
correct, connect accessories one at a time, measuring
accessory voltage after every new connection
b) Replace defective control board
Quick Close not working
correctly
a) Quick Close setting incorrect
b) Interrupt loop detector
c) Defective Expansion board
a) Check that Quick Close setting is ON
b) Check operation of Interrupt Loop detector
c) Replace defective Expansion board
Anti-Tailgating not working
correctly
a) Anti-Tail setting incorrect
b) Interrupt loop detector
c) Defective Expansion board
a) Check that Anti-Tail setting is ON
b) Check operation of Interrupt Loop detector
c) Replace defective Expansion board
AUX Relay not working
correctly
a) AUX Relay setting incorrect
b) AUX Relay wiring incorrect
c) Defective Expansion board
a) Check AUX Relay switches settings
b) Check that wiring is connected to either N.O. and COM or to N.C.
and COM
c) Set AUX Relay to another setting and test. Replace defective
expansion board
TROUBLESHOOTING CHART continued...
TROUBLESHOOTING
Expansion Board
GSD-K1D8387-1CC
Gear Reducer
GSD-K32-37560-1
Antenna
GSD-K77-36541
Trolley
GSD-SP-Trolley
Acetyl Sliders
GSD-SP-Sliders
Main Control Board
GSD-K1D8389-1CC
Toroid Transformer
GSD-K204C0211
Bridge Rectifier
GSD-K52C0481
APS Encoder with cable
GSD-K76-34697
Two 7AH batteries
GSD-K74-30762
Motor
GSD-K76-36398
EMI Board
120V/240V
GSD-K76-34728
APE Assembly with plastic tray
GSD-K1A6408-2
NOT SHOWN
GSD-K94-36540
Wiring Harness with product ID assembly
GSD-K94-34778
Wire harness between main control board and expansion board
GSD-K76-37858
Reset Button with product ID assembly
SERVICE & REPAIR PARTS