ALKOTA E320 - Cleaner Troubleshooting

TROUBLE POSSIBLE CAUSE REMEDY
1. Poor Cleaning
Action.
A. Hard water.
B. Low Pressure.
C. Little or no chemical being
drawn.
D. Improper chemical.
E. Improper chemical mixture.
F. Low Discharge Pressure.
A. Connect machine to water softener.
B. See "Low operating pressure"
C. See "Machine will not draw chemical".
D. Obtain proper chemical.
E. Mix chemicals per the label. Follow all
mixing, handling, application, and disposal
instructions.
F. See "Low operating pressure"
2. Machine will
not draw
chemical.
A. No chemical solution.
B. Metering valve not open.
C. Chemical line strainer
clogged.Air leak in chemical line.
D. Metering valve clogged.
E. Restrictor orifice too large or
missing.
A. Replenish supply.
B. Turn metering valve knob to open.
C. Remove screen and clean.
D. Tighten all fittings and hoses for the
chemical line.
E. Disassemble and clean. Install proper size
orifice.
3. Low operating
pressure
A. Insufficient water supply.
B. Incoming water hose too small.
C. Water supply hose too long.
D. Belt slippage.
E. Worn Belt.
F. Spray tip worn or wrong size.
G. Dirty or worn check valves in
water pump.
H. Water supply hose kinked.
I. Inlet filter screen clogged.
J. Motor runs slow.
K. Air leak in inlet plumbing.
L. Defective water pump.
M. Leaking discharge hose.
N. Chemical metering valve open
and sucking air.
O. Defective unloader valve.
P. Inlet ball valve not fully open (if
so equipped)
A. The water supply must meet or exceed the
maximum discharge volume specified in
the PERFORMANCE section, and
minimum water inlet pressure specified
in the GENERAL section of the MODEL
SPECIFCATIONS section.
B. Use larger water supply hose.
C. Use shorter water supply hose.
D. Tighten belt per instructions in
MACHINE MAINTENANCE insert.
E. Replace belt per CLEANER EXPLODED
VIEW.
F. Replace with spray tip specified in the
GENERAL section of MODEL
SPECIFICATIONS.
G. See PUMP TROUBLESHOOTING.
H. Straighten hose.
I. Clean water filter screen or hose inlet
screen.
J. See "Pump engine starts slow or overheats
and stops".
K. Tighten all fittings.
L. See PUMP TROUBLESHOOTING.
M. If a water leak is found, DO NOT
OPERATE THE MACHINE. Disconnect
the power and replace hose.
N. Resupply chemical, place soap screen in
water, or shut off metering valve.
O. Repair or replace unloader valve.
P. Open inlet ball valve completely.
(Handle parallel w/valve body).
ELECTRIC MOTOR DRIVEN COLD WATER CLEANERS
CLEANER TROUBLESHOOTING
Supersedes 08-09-02 Z08-02784
01-16-04 Z08-02784
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