Simpson PS3425 Manuel D'utilisation page 21

OPERATIONAL
ISSUE
No or low
pressure
(initial use)
Will not draw
chemicals
No or low
pressure
(after period of
normal use)
Water leaking at
gun/spray wand
connection
POSSIBLE CAUSE
Water filter screen
clogged
Air in hose
Choke in the
"Choke" position
High pressure hose
is too long
Spray wand not in
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
Worn seal or packing
Worn or obstructed valves Please contact our customer
Worn unloader piston
Worn or torn o-ring
Loose hose connection
SOLUTION
Remove and clean filter. See
Cleaning Water Inlet filter
paragraph in the Maintenance
section for the correct procedure
Turn off the engine, then the water
source. Disconnect the water
source from the pump inlet and
turn the water source on to remove
all air from the hose. When there is
a steady stream of water present,
turn water source off. Re- con nect
water source to pump inlet and
turn on wa ter source. Squeeze
trigger to re move re main ing air
Move choke to the "No Choke"
po si tion
Use high pressure hose under
100 feet (30 m)
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
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Check and replace
Tighten
21 - ENG