Troubleshooting; Gantry Will Not Move; Gantry Head Travels Excessive Distance After Joystick Is Released; Gantry Strains Going Over Connector Plates Or Wood Jumps Out Of The Jig - Alpine AutoSet Plus Manuel

7. Troubleshooting

C O N D I T I O N

7.1 Gantry will not move

7.2 Gantry head travels
excessive distance after
joystick is released
7.3 Gantry strains going
over connector plates
or wood jumps out of
the jig
7.4 Plates fall off truss after
Gantry has pressed Truss
7.5 Truss liftouts and
receivers not operating
(full group/table)
C A U S E
Circuit breaker tripped
Overload tripped
Disconnect switch off
Limit switch tripped
Brake not releasing
Coupler between motor and
gearbox failed
Liftout Protection Sensors
Drive chain is loose
The brake is not holding
Improper clearance between roller
and table.
Improper clearance between roller
and table
Center support legs are not tight
to the floor
No/Low air pressure
Truss not set up in program(liftouts
not highlighted)
No signal getting to computer
Contactor in table electrical
enclosure for liftout control is not
pulled in
Motion drive for liftout control
defective or needs to be
reprogrammed
C H E C K
Short circuit, excessive starting
and stopping of Gantry head (duty
cycle 3 starts/minute).
Short circuit, excessive starting and
stopping of Gantry head.
The electrical disconnect switch on
the operator side of the gantry.
Check for obstructions that could
trip the switch.
Check the brake for binding and
check the power going to the
brake unit.
Check coupler for damage, missing
key stock.
Check area in front of the gantry to
ensure it is clear of obstruction
Check sensors to ensure they are
clean
Check wiring to ensure nothing
come loose
Check the drive chain tension.
Check the brake for worn friction
plates, missing key stock, broken
coupler.
Plate embedment.
Plate embedment.
Loose center support leg
adjustment bolts.
Check air pressure gauge at filter/
regulator/lubricator.
Check computer screen for
highlighted liftouts.
Maintenance screen I/O diagnostic
page for signals from switch and
Joystick.
Check for E-Stop pushed in. Check
if contactor is pulled in.
38
EN
AutoSet Plus
P R O D U C T M A N UA L
C O R R E C T I O N
Reset circuit breaker in the power
distribution panel. Call a qualified
electrician to replace the breaker.
Reset overload in Gantry operator
panel Call qualified electrician to
replace the overload.
Turn on the disconnect switch.
Clear any obstructions and press
the reset button.
Repair/replace defective parts. Call
qualified electrician to diagnose
and resolve the electrical issue.
Replace the coupler.
Clear area of obstruction and push
the reset button
Clean debris and push the reset
button
Call qualified electrician to
diagnose and resolve the electrical
issue.
Tighten drive chain to
specifications (Section 6.1).
Adjust the brake (Call Alpine
Technical Support).
Call Alpine Technical Support.
Call Alpine Technical Support.
Loosen jam nut and tighten
adjustment bolt tight to the floor.
Tighten jam nut (Section 6.9).
Adjust air pressure to 100 PSI.
Re-set up truss on the computer
Call qualified electrician to
diagnose electrical issue. Contact
Alpine Technical Support.
Reset E-Stop. Call qualified
electrician to diagnose electrical
issues.
Call Alpine Technical Support.