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Maintenance
40
313877G
Maintenance
NOTE:
If material is leaking, see
on
page 40.
on page 3 for dispense valve and
feed system maintenance schedule and procedures.
Air-Water Separator/Filter
Drain water once a shift or as necessary.
Troubleshooting
All Machines
Motor Driven PD44 Only
Perform
before perform-
ing any troubleshooting procedure.
Problem
Cause
Solution
Dispense valve stalling and no mate-
rial being dispensed despite ade-
quate input pressure
Blocked mixer
Check mixer for cured material,
replace mixer as required
Flow control valve closed
Open
Dispense valve not discharging nor-
mal or full volume
Low material level in reservoirs
Fill material reservoirs and prime the
machine
Air in material tanks
Fill reservoirs and prime machine
Material leaks past spool valves
Spool valve worn or damaged
Replace the spool valve and sleeve
Improper material mixing
Mixer not clean or free
Remove and replace the mixer
Material leaks around mixer while
dispensing
Cured material in mixer
Check mixer for cured material,
replace mixer
Problem
Cause
Solution
The horn beeps after each shot
Dispense is longer than the dispense
limit timer
Check mixer for cured material
The horn beeps continuously
If the low level sensors are on, the
system may be low on material
Check level screen for low level con-
dition, if low level condition is pres-
ent, fill tank with material