Delta DT2400CS Instruction Manual page 22

PROBLEM
Will not draw
cleaning solution
No or low
pressure (after
period of
normal use)
Water leaking
at gun/wand
connection
Water leaking
at pump
Pump Pulsates
D27918
CAUSE
Wand not in low pressure.
Filter clogged on chemical injector
rinsing hose.
Screen on end of chemical injector
rinsing hose not in water
Cleaning solution too thick.
Pressure hose is too long
Cleaning solution build up in
chemical injector.
Hoses are not connected.
Control valve is in the down (off)
position or pointed toward the tank
not being uses.
Worn seal or packing
Worn or obstructed valves.
Worn unloader piston.
Worn E-Z start valve.
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.
See How to Use Wand paragraph
in the Operation Section.
Clean filter.
Make sure end of chemical
injector rinsing hose is fully
submerged into clean water.
Dilute cleaning solution. Cleaning
solution should be the same
consistency as water.
Lengthen water supply hose
instead of high pressure hose.
Have parts cleaned or replaced
by AWSC.
Make sure all hoses are
connected at valve.
Turn control valve toward tank
being used.
Have replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
Check and replace.
Tighten.
Tighten.
Have replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
See Spray Wand paragraph in the
Maintenance section for the
correct procedure.
22- ENG
CORRECTION