Indications On Display - Nilfisk-ALTO NEPTUNE 4 FA Betriebsanleitung

NEPTUNE 4 FA
8 Troubleshooting
8.1

Indications on Display

Indication lights
16
Cause
> Constant light
- The appliance is ready for
operation
When switching on, all the
LEDs light up once before the
motor is switched on
> Flashing light
- Flow sensor fault
- Water tap closed or water
shortage
- Detergent tank empty
- Pressure regulation on
the safety control block or
VarioPress-lance set to low
1)
water volume
- Machine scaled
> Constant light
- Fuel shortage
> Flashing light
- Nifi sk-ALTO AntiStone short-
age
> Constant light
- Service interval has expired
> Flashing light
- Service interval due in 20
hours
> Constant light
- Pump oil low
> Flashing light (simultaneously)
- Leakage or inadmissible op-
erating condition by short-time
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
Remedy
> Contact Nilfi sk-ALTO Service
Cold water operation possible
> Required volume fl ow and pres-
sure see chapter 9.4 Technical
Data
> Top up detergent tank or set de-
tergent metering to "OFF"
> Turn the twist grip on safety con-
trol block or VarioPress lance
higher water volume (see chapter
4.4)
> Contact Nilfi sk-ALTO Service
> Top up fuel
> Cold water operation is possible
> Top up Nilfi sk-ALTO AntiStone
> Contact Nilfi sk-ALTO Service
> Contact Nilfi sk-ALTO Service
> Top up pump oil
> After three times of short-time op-
eration the manchine switches off.
Reset: Turn main switch to posi-
tion "OFF", then start again. Keep
spray gun pressed for longer than
3 seconds. If a leak occurs caus-
ing the machine 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 de-
tergent metering to "OFF"
> Clean fi lter (see chapter 7.2.1)
> Repair leaks
Continued
1) Options / model variants
to
1)