No Suction - Comet CRS 66 BT Bedienungsanleitung

 The flow adjustment lever is closed or almost closed.
 Adjust/increase the detergent solution outlet flow as
required.
 The detergent solution filter is clogged.
 Clean the filter.
 The detergent feed conduit is clogged in some point.
 Clean out the conduit by removing the dirt.  The flow
opening solenoid valve is burned.
Alarm #id
AL_1: Function Brushes
Ammeter
AL_2: Function Vacuum
Ammeter
AL_3: Function Power-
stage Fail
AL_4: Function Over-
current
AL_5: Function Over-
temperature
AL_13: Traction Pedal
failure
AL_14: Traction Release
Pedal
AL_15: Traction Over-
temperature
AL_16: Traction Power-
stage Fail
AL_17: Traction Over-
current
AL_18: Traction Tract.
Ammeter
AL_20: General EEprom
Fail
AL_21: General Key-off
failure
AL_22: General Main
rele fail
AL_23: General Over-
voltage
AL_24: Traction Batt
connection
AL_25: General Keybo-
ard 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 section
damaged
Overcurrent on trac-
tion output
Amperometric protec-
tion traction motor
Error reading internal
memory
Incorrect key sequence. Detected rebound on the key signal: check con-
General relay damaged The general relay on the board is damaged; re-
Overcurrent
Battery not connected
to the function board
Lack of communication
dashboard-board
 Replace it.
9.2.5

NO SUCTION

 The suction hose is not connected to the squeegee.
 Connect it correctly.
 The suction hose, the squeegee conduit or the
inspection compartment is clogged.
Clean out and remove any obstructions from the conduits.
Solution
Check usage mode of the brushes function.
Detected elevated work current by the brushes
motor.
Check vacuum motor absorption. Detected eleva-
ted work current by the suction motor.
Power section of brush or vacuum motor dama-
ged; replace the card.
Short circuit detected on the output of brushes or
vacuum motor: check connections and engines
status.
Overheating on brushes and vacuum motor
power section: check absorptions.
Check connections and pedal potentiometer sta-
tus.
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 trac-
tion motor.
Replace the card
nections and key contact conditions.
place 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 trac-
tion motor.
Check connections between the function board
and dashboard.
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