Simpson MSV2700 Manual Del Operador página 16

TROUBLE SHOOTING GUIDE (continued)
PROBLEM
No or low pressure
(initial use).
Continued on next
page.
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.
CAUSE
Spray Wand not in High
Pressure Position.
Low Water Supply.
Leak at high pressure hose
fitting.
Nozzle Obstructed.
Water Filter Screen Clogged.
Air in hose.
Choke in the "CHOKE"
Position.
High pressure hose is too long. Use high pressure hose under 100 feet
Spray wand not in low
pressure.
Chemical filter is clogged.
Chemical screen not in
cleaning solution.
Chemical is too thick.
Pressure hose is too long.
Chemical build up in chemical
injector.
Worn seal or packing.
Worn or obstructed valves.
Worn unloader piston.
Work or broken o-ring.
CORRECTION
See How to Use Spray Wand instructions.
Water Supply must be at least 5 GPM and
20 PSI.
Repair Leak. Apply sealant tape if
necessary.
See Nozzle Cleaning instructions.
Remove and clean filter.
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 the air from the hose. When a
steady stream of water is present, turn the
water source off. Re-connect water source
to pump inlet and turn on water source.
Squeeze trigger to remove remaining air.
Move choke to the "NO CHOKE" position.
(30m).
See How to Use Spray Wand section.
Clean filter.
Make sure end of chemical 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.
Have parts cleaned or replaced by
Authorized Service Center.
Have parts cleaned or replaced by
Authorized Service Center.
Have parts cleaned or replaced by
Authorized Service Center.
Have parts cleaned or replaced by
Authorized Service Center.
Check and Replace
16