Troubleshooting - Marco DUSTMASTER Operator's Manual

W-562
Always depressurize
the entire system,
disconnect all power
sources and lockout/
tagout all components
before any maintenance
or troubleshooting is
attempted. Failure to
comply with the above
warning could cause
electrical shock and
inadvertent activation of
equipment resulting in
death or serious injury.

TROUBLESHOOTING

If The Dustmaster 28,000 CFM Tier 4 Diesel Dust Collector does not function properly,
®
check the following:
SYMPTOM (Cause)
Diesel Engine will not start or
runs poorly
(Damaged components, insufficient
connections, fuel supply)
Fan Drive Belt slips or vibrates
(Loose connections, worn parts)
Pulser System leaks
(Loose or missing hoses or connections,
loose or missing urethane tubing,
damaged diaphragm valves)
Filter Pulser System pressurizes
but does not pulse
(No power to control box, blown fuse in
control box or timer board, disconnected
wires, timer board, solenoid, diaphragm
valve)
ACTION
See original equipment Operator's Manual
for service.
Ensure an Emergency-Stop Station is not
activated. Return Emergency-Stop Station to
operating position.
Inspect Emergency-Stop Stations for
damage. Repair as needed.
Inspect Fan Drive Belt for damage. Replace
as needed.
Adjust Fan Drive Belt Tension. See Adjust
Fan Drive Belt Tension.
See fan Operator's Manual for service.
Check hose and hose connections between
diaphragm valves and hopper wall.
Check all tubing for secure connections and
fittings. If fittings do not fit tightly in hose, cut
a small section from the end of the hose and
re-insert fitting in tube.
Inspect diaphragm valve for damage or
debris. Repair or replace diaphragm valve.
Inspect all power connections. Repair or
replace faulty connections.
Turn main power switch "ON", and look
for indicator light. If indicator light does not
signal, turn switch "OFF". Replace fuse.
Turn main power switch "OFF". Replace
fuse.
Turn main power switch "ON", and look
for indicator light. If indicator light does
not signal, turn switch "OFF". Inspect all
electrical connections.
Inspect all solenoids and listen for audible
sound as it engages to pulse. Replace
solenoid.
Inspect diaphragm valve breather vent for
obstruction.
Dustmaster 28,000 CFM Tier 4 Diesel Dust Collectors
®
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