System Cleaners MS5 - Troubleshooting MS5 and MS7; Water Supply and Detergent Issues; Foam Quality and Pressure Problems; Unit Not Starting Causes

Version 9 (02.2018. EN) (MS5, MS7, PS1, PS3, PS5, PS7)
Page 11 of 48
TROUBLE SHOOTING MS5 and MS7
Fault
Cause
Remedy
No water or insufficient water at the
nozzle when rinsing
Function selector is in closed
position
Turn the function selector switch to the
desired function
Insufficient water supply to the unit
Make sure that the water supply is as
described in the technical specifications
Valve at the end of the hose not
open
Open valve
The unit does not suck up detergent
Function selector is not in the
correct position
Turn function selector switch to desired
function
Suction filter or chemical restrictor
are blocked by chemical residue
Clean suction filter or chemical
restrictor
Water pressure is too low
Make sure water supply is as
described in the technical specifications
Suction filter is above the fluid level
in chemical container
Position the suction filter below fluid level
Poor foam quality
Chemical product is not a foaming
product
Change to a foaming chemical
Incorrect dosing
Adjust the dosing according to chemical
supplier’s specifications
Suction filter or chemical restrictor
are blocked by chemical residue
Clean the suction filter or chemical
restrictor
Water pressure is too low
Make sure that the water supply is as
described in the technical specifications
Air pressure too low
Increase air pressure
Non-original foam nozzle fitted
Replace with original white foam nozzle
Fault
Cause
Remedy
Rinse pressure too low
Pump station not started
Press green button
Too many simultaneous users
Reduce the number of simultaneous
users
Pump stopped due to inlet pressure
less than 1.5 bar (23 psi)
Increase inlet pressure to between 1.5
and 10 bar (23 and 145 psi)
The device will not start
Valve in inlet or outlet closed
Open valves
Inlet water pressure less than 1.5
bar (23 psi)
Increase inlet pressure to between 1.5
and 10 bar (23 and 145 psi)
TROUBLE SHOOTING PS1, PS3, PS5 and PS7
Fault
Cause
Remedy
Rinse pressure too low
Pump station not started
Press green button
Too many simultaneous users
Reduce the number of simultaneous
users
Pump stopped due to inlet pressure
less than 1.5 bar (23 psi)
Increase inlet pressure to between 1.5
and 10 bar (23 and 145 psi)
The device will not start
Valve in inlet or outlet closed
Open valves
Inlet water pressure less than 1.5
bar (23 psi)
Increase inlet pressure to between 1.5
and 10 bar (23 and 145 psi)