Simpson MSV2623 Instruction Manual page 21

OPERATIONAL
ISSuE
Will not draw
chemicals
No or low
pressure
(after period of
normal use)
Water leaking at
gun/spray wand
connection
Water leaking
at pump
Pump Pulsates
POSSIbLE CAuSE
Spray wand not in
low pressure.
Chemical filter clogged.
Chemical screen not in
cleaning solution.
Chemical too thick.
Pressure hose is too long
Chemical build up in
chemical injector.
Tank valve (R) in the CLOSED
position.
Worn seal or packing
Worn or obstructed valves.
Worn unloader piston.
Worn or broken o-ring.
Loose hose connection.
Loose connections.
Piston packings worn.
Worn or broken o-rings.
Pump head or tubes
damaged from freezing.
Nozzle obstructed.
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.
Lengthen water supply hose
instead of high pressure hose.
Please contact our customer
service department at
www.simpsoncleaning.com.
Make sure tank valve (R) is in
the OPEN position.
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