GAL GALaxy eHydro Manual page 131

GALaxy eHydro Elevator Controller
Table 6-0: Main CPU Faults
Faults
Load Weigh Var Init
Lobby Hall Call Fuse
Low Pressure Fault
Lowoil Switch Fault
LW
Calibration Error
LW Load Table Fault
Machine Room Stop
Sw
Description
Load weigher init
Lobby Call common
fuse
Low Oil Pressure Fault.
The low oil pressure
switch has been
activated.
Low Oil Switch Fault.
The low oil switch
became active
Load Weigher
Calibration Error. The
load weigher
attempted to do an
automatic calibration
and could not be
calibrated.
A fault was detected
in the Load weigher
load tables. The empty
load value was greater
than or equal to the
full load value at a
valid floor.
Machine Room Stop
Switch is Opened
Section 6 – Main CPU Faults & Detailed Faults
Possible Cause/Suggested Fix
• Invalid load weigher table on power up. The load weigher
table will be re-initialized to zero and the load weigher must
be re-setup.
• If this error persists, the MRAM on the CPU board is faulty.
Replace the CPU board.
• Ignore this error if the load weigher is not being used.
• Lobby Common fuse blown. Check Input chip for LHC
• Low oil in the tank.
• Faulty LOS input if low oil switch option is being used.
Replace the LOS input chip.
• Faulty Low Oil Switch. If low oil switch option is being
used.
• Verify the operation of the low oil switch.
• Low oil in the hydraulic tank
• Faulty wiring to the low oil input
• Faulty low oil input. Replace LOS input.
• The load weigher device should be re- calibrated according
to the manufacturer's instructions.
• The load weigher might not be calibrated properly
• The load weigher setup might have been interrupted
before being completed.
• Faulty load weigher device.
• The load weigher device is not setup.
• The load weigher data was not stored properly in the
MRAM memory or was not read in properly on power up.
• Invalid load weigher data read from or written to the SD
card during an SD card job setup read.
• Turn off the Machine Room Stop Switch.• Faulty Machine
Room Stop Switch
6-67