PREVENTIVE MAINTENANCE PROCEDURE
CHALLENGER Series II Bulletin No. IX9
Procedure Information (Cont.)
5. Be sure the pet-cock valve on the moisture trap assembly
is closed. (See Step No. 3) Open manual shut-off valve for
compressed air supply to the equipment. The manual shut-
off valve is open when the handle is aligned with the incom-
ing compressed air supply line pipe or hose. (See illustration
at right)
4. Using the wrench, remove the press manifold drain plug
on the bottom of the indexer chassis and alternate manifold
by turning counterclockwise. Allow any accumulated water
and moisture to discharge from the manifold.If moisture is
discovered in the press manifold, check your compressor
and/or refrigerated air chiller unit.
5. Replace the manifold drain plug and tighten securely. DO
NOT OVER TIGHTEN!
6. Remove lock-out tag from electrical disconnect and turn
disconnect switch back “ON” to supply electrical power to
the equipment.
081200MS
Manifold Drain Plugs
98