Marco Blastmaster 950 CFM, Operator'S Manual

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Blastmaster
®
950 CFM Air Dryer
24
MAINTENANCE
Maintenance Schedules Quick Reference Charts
AIR DRYER
Perform inspections at the intervals specified. Repair or replace damaged parts as needed.
Item Maintenance Required Daily Weekly Monthly
Moisture
Accumulation
With system pressurized, open all drain valves to
purge moisture and debris.
X
Aftercooler
Visually inspect condition of radiator, fan, shroud,
guard, and motor. Inspect the unit for loose bolts
and/or connections.
X
Aftercooler
Pressure wash downward through the top head
coupling. A degreasing agent may be used to
remove oil buildup. Clean thoroughly before
placing back into service.
X
Heat Transfer
Surface
Visually inspect for corrosion and dirty/clogged
heat transfer surface (cooling coil). Dirt and dust
should be removed. Check surface for bent fins.
X
Fan shroud, Fan and
Motor
Visually inspect condition of Fan shroud, Fan and
Motor. Dirt and grease should be removed. Rusty
or corroded surfaces should be sanded clean and
repainted.
X
Air Motor
Visually inspect condition of motor. Fill the
lubricator reservoir with SAE 10 oil or Air Tool
Anti-freeze Lubricant. Adjust the lubricator to feed
one drop of oil for every 50-75 CFM of air passing
through the air motor.
X
Electric Motor
Visually inspect condition of motor. Keep outside
surface free of dirt and grease so motor will cool
properly. Make sure cooling air over motor is not
obstructed. See motor Operator’s Manual for
lubrication instructions.
X
Pressure Vessel
Visually inspect the exterior of pressure vessel for
corrosion, pitting, or other damage (i.e. dents,
gouges or bulges). If damaged, remove from
service and contact Marco. Replace as needed.
X
Pressure Vessel
Visually inspect the interior of pressure vessel for
corrosion, pitting, or other damage. If damaged,
remove from service and contact Marco. Replace
as needed.
X
Pressure Vessel
Check deliquescent/desiccant level monthly. Check
inside the separator tank for looseness of
deliquescent/desiccant tablets. Break apart fused
tablets. Fill with tablets to the top of separator tank.
X
Pressure Vessel Hydrostatic Test
Every 5 years unless otherwise
directed by local, state, or
jurisdictional requirements.
Decals
Verify that all decals are in position and legible. X