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Nilfisk-ALTO 106269015 User Manual

Page 19

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17

NEPTUNE PE/DE

Original Instructions

Indication light

Cause

Remedy

Green LED

flashes

slowly and red LED

flashes rapidly

>

>

Flame sensor sooted

Ignition or fuel system failure

Clean flame sensor (see section
7.2.6).
Contact Nilfisk-ALTO Service
Cold water operation possible

8.2 Other

faults

Fault

Cause

Remedy

not ON

>
>

Engine not started
Engine RPM too low

Start engine.
Contact Nilfi sk-ALTO Service.
NEPTUNE 5-51DE: Adjust RPM
on the speed control to max.

> Generator

defective

Contact Nilfi sk-ALTO Service.
Cold water operation possible.

Pressure too low

>

High pressure nozzle worn
out

Replace nozzle

>

Pressure regulation set to low
water volume

Turn the twist grip on the spray
lance to a higher water volume.

Burner soots

>

fuel contamination

Contact Nilfi sk-ALTO Service

>

Burner sooted or adjustment
incorrect