Trouble Shooting; General Trouble Shooting - Nilfisk-Advance SH AUTO Series Instructions For Use Manual

6 Trouble Shooting

You have chosen the best quality and therefore deserve the best service. The SH AUTO features an
"Error detection system" that will stop the SH AUTO in case of a severe error that needs immediate at-
tention. The display in the inspection window (12) will indicate the nature of the error.
Though the user can correct some of these errors, you should note the error and contact the near-
est Nilfi sk service organization. To avoid unnecessary disappointments, you should check this section
before contacting the nearest Nilfi sk service organization.

6.1 General trouble shooting

Symptom
Machine will not start
(NO ERROR indication)
Fuses blow
Working pressure too low
No detergent
Working pressure fl uctuating
No working pressure
Machine starts and
stops
Original Instructions
Reason
> A fuse has blown
> Power disconnected
> Installation does not
correspond to the ampere
consumption of the machine
> Nozzle worn
> Wrong spray lance
> Detergent container empty
> Filter in container clogged up
> Air in the system
> Detergent container empty
> Water inlet fi lter clogged up
> Nozzle clogged up
> No inlet water
> Water inlet fi lter clogged up
> Leaky hose/
pipeline/spray handle
> Water shortage
Action
• Change the fuse.
• Connect power (HPFI).
• Change to an installation.
corresponding to the ampere
consumption of the machine
at a minimum.
Change the fuse.
• Replace the nozzle.
• Replace the spray lance
(see section 4.1.4).
• Fill up with a detergent.
• Clean the fi lter.
• Vent the system
(see section 3.7).
• Fill up with a detergent.
• Clean fi lter (see sect. 5.4).
• Clean nozzle (see sect. 5.5).
• Check that the shut off cock
of the water inlet is open.
Check that the water supply
meets the requirements
(see section 3.4).
• Clean fi lter (see sect. 5.4).
• Repair leak.
• Check the water supply -
open ? suffi cient pressure ?
Check and clean the water
inlet fi lter (see sect. 5.4).
SH AUTO
27