Simpson MS31025H Instruction Manual page 21

OPERATIONAL POSSIBLE CAUSE
ISSUE
Will not draw Spray wand not in
chemicals low pressure
Chemical filter clogged
Chemical screen not
in cleaning solution
Chemical too thick
Pressure hose is too long Lengthen water supply hose
Chemical build up in
chemical injector
No or low Worn seal or packing
pressure
(after period of
normal use)
Worn or obstructed
valves
Worn unloader piston
Water leaking at Worn or broken o-ring
gun/spray wand
Loose hose connection
connection
Water leaking Loose connections
at pump
Piston packings worn
Worn or broken o-rings
Pump head or tubes
damaged from freezing
Pump pulsates Nozzle obstructed
Please contact us for further information at www.allpartsinc.com
SOLUTION
See How to Use Spray Wand
paragraph in the Operation Section
Clean filter
Make sure end of detergent
siphon hose is fully submerged
into cleaning solution
Dilute chemical. Chemical should
be the same consistency as water
instead of high pressure hose
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Check and replace
Tighten
Tighten
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
See Nozzle Cleaning paragraph
in the Maintenance section
for the correct procedure
21 - ENG