23
NEPTUNE 7 FA
1)
Options / model variants
Original instructions
EN
8.2
Indication lights on control panel
8.3 Other
Faults
Indication light
Cause
Remedy
flashing
>
see FLO
•
see FLO
ON
>
Low fuel level
•
Fill fuel tank
Cold water operation possible
>
Low AntiStone (Anti-Scale)
level
•
Fill AntiStone (Anti-Scale) tank
flashing
>
Service interval: Service due
in 20 hours
Contact Service
ON
>
Service interval expired
Contact Service
ON
>
Pump oil low
•
Fill to proper level
Fault
Cause
Remedy
not ON
>
Power cord not properly con-
nected to power supply
•
Check power cord connetction
•
Check fuse (see chapter 9.4 Techni-
cal Data)
Pressure too low
>
High pressure nozzle worn
out
•
Replace nozzle
>
Pressure regulation set to
low pressure
•
Turn the twist grip on safety control
block clockwise (+)
Machine is running with pul-
sating pressure and makes
knocking noise
>
Pump has drawn in air due
to detergent tank being
empty
•
Close detergent valve. Remove lance
from gun. Operate spray gun and let
machine run until air in pump is gone
and the machine is running normally/
calm again.
No detergents drawn in
>
Detergent tank empty
•
Fill detergent tank
>
Dirt in detergent tank
•
Clean detergent tank
>
Suction valve at cleaning
agent inlet soiled
•
Remove suction valve and clean or
replace
Burner soots
>
Fuel contamination
Contact Service
>
Burner sooted or adjustment
incorrect
