M&R 12 COLOR, Manual

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PREVENTIVE MAINTENANCE PROCEDURE
CHALLENGER Series II Bulletin No. IX1
Maintenance Point
Frequency Interval
Procedure Information
Check moisture trap and drain as needed. In normal operation, you should never notice any accumulation of water in
the moisture trap. If water is discovered, you should inspect the air compressor receiver tank and air refrigeration unit
for proper operation. Clean, filtered regulated air only must be supplied to the equipment.
Daily
Tools Required:
None required
1. Disconnect, lock-out and tag the electrical and pneumat-
ic power supplies to the equipment.
081200MS
3. Bleed off any compressed air which may remain in the
system by opening the small pet-cock valve (turn handle
counterclockwise to open valve) at the bottom of the mois-
ture trap assembly. Allow any compressed air to completely
evacuate the system, needle on air gauge will read zero,
before closing (turn handle clockwise to close) the pet-cock
valve.
2. Disconnect the compressed air supply from the equip-
ment by closing the manual shut-off valve. The manual shut-
off valve is closed when the handle is positioned across the
air supply pipe/hose. (See illustration at right)
NOTE: The manual shut-off valve is not supplied with the
equipment. The manual shut-off valve must be installed
by the end user.
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The frequency of the following preventive maintenance procedure is
based on a 8 hour daily production shift or 40 hour work week.