Chapter 3. Routine Maintenance
PELLERIN MILNOR CORPORATION
dealer or Milnor. Possible causes are as follows:
• a blockage or a leak in the air tube,
• a worn pilot air valve,
• worn components in the mechanism,
• air pressure supplied to the machine is not sufficient,
• a component used to remove contamination from the air line is clogged,
• a quick exhaust valve or muffler is clogged,
• on machines with an air line lubricator, a malfunction or incorrect adjustment prevents
sufficient lubrication.
Figure 17: Compressed Air Mechanisms. These are examples. Your machine can look different.
Air Operated Water Valves -
Milnor Air Cylinder Type
Air Operated Drain Valve -
Milnor Air Cylinder Type
Air Operated Band Brake -
Milnor Air Cylinder Type
Air Operated Water and
Steam Valves - Angle Type
Air Operated Water Valve -
Ball Valve Type
Legend
1. Factory-set needle valves
to cause two air cylinders
to move together. Do not
adjust.
2. Quick exhaust valves
3. Position indicator. Yellow
when valve is open.
4. Arrow position indicator
.
Figure 18: Photoeyes. These are examples. Your machine can look different.
Photoeye protected by a site glass, each
side of the CBW load chute
Photoeye and reflector on extractor
discharge conveyor
Legend
→. Exposed surfaces that must be clean. Remove contamination with a soft cloth. If the surface is
hard to touch, use a cloth on the end of a wood dowel or metal rod. If necessary, use a safe
cleaning agent.
.
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