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8.7.2
GEL
Carry out maintenance operations in accordance
with the manufacturer's instructions and with all
the other instructions provided in this manual.
Use only those battery chargers recommended by
the manufacturer.
8.8
PERIODIC MAINTENANCE
Alarm #id
A L _ 1 :
F u n c t i o n
Brushes Ammeter
AL_2: Function Va-
cuum Ammeter
AL_3: Function Po-
werstage Fail
AL_4: Function Over-
current
AL_5: Function Over-
temperature
AL_13: Traction Pedal
failure
AL_14: Traction Rele-
ase Pedal
AL_15:
Traction
Overtemperature
AL_16: Traction Po-
werstage Fail
AL_17: Traction Over-
current
AL_18: Traction Tract.
Ammeter
AL_20: General EE-
prom Fail
AL_21: General Key-
off failure
AL_22: General Main
rele fail
AL_23: General Over-
voltage
AL_24: Traction Batt
connection
A L _ 2 5 :
G e n e ra l
Keyboard fail
Meaning
Amperometric Protec-
tion Brushes motor
Amperometric Protec-
tion suction motor
Power section dama-
ged
Overcurrent on brush
or vacuum motor ou-
tputs
Thermal protection on
brush / vacuum motor
section
Pedal connections
Pedal pushed when
switching on machine
Thermal protection on
tracion motor section
Traction power sec-
tion damaged
Overcurrent on trac-
tion output
Amperometric protec-
tion traction motor
Error reading internal
memory
Incorrect
key
se-
quence.
General relay dama-
ged
Overcurrent
Battery not connected
to the function board
Lack of communica-
tion dashboard-board
For all the operations described in the following
scheduled maintenance table, refer to the instruc-
tions and detailed warnings in the relative sections.
8.9
RECOMMENDED SPARE PARTS
You'll always be able to use your machine as ef-
ficiently as possible by maintaining a stock of the
most common consumable materials and by sche-
Solution
Check usage mode of the brushes function.
Detected elevated work current by the brushes
motor.
Check vacuum motor absorption. Detected
elevated work current by the suction motor.
Power section of brush or vacuum motor da-
maged; replace the card.
Short circuit detected on the output of brushes
or vacuum motor: check connections and en-
gines status.
Overheating on brushes and vacuum motor
power section: check absorptions.
Check connections and pedal potentiometer
status.
Detected traction microswitch closed when
switching on: release the pedal.
Overheating on traction motor power section:
check absorptions.
Traction power section damaged: replace the
card.
Short circuit detected traction motor output:
Check connections and motor conditions.
Check usage mode of the traction function.
High working current has been detected by
the traction motor.
Replace the card
Detected rebound on the key signal: check
connections and key contact conditions.
The general relay on the board is damaged;
replace the card.
Overvoltage detected on function board.
Check battery connections.
Check usage mode of the traction function.
High working current has been detected by
the traction motor.
Check connections between the function board
and dashboard.
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