Indications On Display - Nilfisk-ALTO Neptune 3 Original Instructions Manual

NEPTUNE 3
8 Troubleshooting
8.1

Indications on Display

Indication light
Green LED
Yellow LED
Yellow LED
Red LED
Red LED
Red LED
Green LED
Green LED
red LED
simultaneously
18
> Appliance ready for
ON
operation.
When switching on, all the
LEDs light up once before
the motor is switched on.
> Fuel shortage
ON
> Alto AntiStone shortage
fl ashing
> Service interval: Service due
fl ashing
in 20 hours
ON > Service interval expired
> Pump oil low
ON
> Flow sensor fault
fl ashing
> Water tap closed or water
shortage
> Detergent tank empty
> P r e s s u r e r e g u l a t i o n o n
the safety control block or
VarioPress-lance
water volume
> Machine scaled
> Leakage or inadmissible op-
and
erating condition by short-time
fl ash
operation
> Spray gun leaking
> High pressure hose, coupling
or line system leaking
> Detergent tank empty
> Water inlet fi lter dirty
> High-pressure pump drawing
in air
Cause
•
•
•
•
•
•
1)
set to low
•
•
•
•
•
•
Remedy
Top up fuel
Cold water operation possible
Top up Alto AntiStone
Contact Alto Service
Contact Alto Service
Top up pump oil
Contact Alto Service
Cold water operation possible
Required volume flow and
pressure see chapter 9.3 Tech-
nical Data
Top up detergent tank or set
detergent metering to „OFF"
Turn the twist grip on safety
control block or VarioPress-
1)
lance to higher water volume
(see chapter 4.4)
Contact Alto Service
After three times of short-time
ope ration the machine switch-
es off. Reset: Turn main switch
to position "OFF", then start
again. Keep spray gun pressed
for longer than 3 seconds. If a
leak occurs causing the ma-
chine to start and stop briefl y
3 times, then the machine will
switch off.
Check Spray gun
Replace high-pressure hose,
retighten screw fi ttings
Top up detergent tank or set
detergent metering to „OFF"
Clean fi lter (see chapter 7.2.1)
Repair leaks
Continued
1) Options / model variants
Original instructions