21.10.2004
ALTO Danmark A/S
6.
Trouble Shooting and Remedy
Measures at trouble shooting
Symptoms
The
plant
does
not
start
The plant does not build up
pressure
Unstable
pump
pressure
Insufficient
foam
creation
No
foam
creation
The
plant
sucks
no
detergent
Possible causes
Remedy
Fuse
blown
z
Replace
fuse
Fuse in control box blown
z
Replace
fuse
Motor
overload
disconnected
z
Search
error
No
water
supply
z
Ensure
water
supply
Incorrect direction of rotation
of pump
z
Connect
the
pump
correctly
Flow
switch
defective
z
Call for skilled persons
Pressure gauge defective
z
Replace pressure gauge
Insufficient
water
supply
z
z
Ensure
water
supply
Filter in inlet pipe blocked up
z
Clean
or
replace
filter
Detergent
unsuited
z
Choose
suited
detergent
Insufficient
air
supply
z
Ensure
air
supply
Too high air pressure in
injector
z
Adjust
air
supply
Incorrect nozzle mounted
z
Contact
SCANIO
No air supply
z
Ensure
air
supply
Filter for detergent blocked up
z
z
Clean
or
replace
filter
Non-return valve blocked up
z
z
Clean
injector
Dosing valve for detergents
blocked up
z
z
Clean
valve