PREVENTIVE MAINTENANCE PROCEDURE
CHALLENGER Series II Bulletin No. IX10
Maintenance Point
Frequency Interval
Procedure Information
Replace air filter element in air line moisture trap assembly.
Every Six Months
Tools required:1 - Filter element (M&R Part No. 2019047)
Shop towels
1. Disconnect, lock out and tag the electrical and pneumatic
power from the equipment.
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)
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 before closing (turn handle clockwise to
close) the pet-cock valve.
081200MS
99
The frequency of the following preventive maintenance procedure is
based on a 8 hour daily production shift or 40 hour work week.