PREVENTIVE MAINTENANCE PROCEDURE
CHALLENGER Series II Bulletin No. PH7
Procedure Information (Cont.)
9. 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 incoming compressed air supply
line pipe or hose. (See illustration at right)
10. Remove lock-out tag from electrical disconnect and turn
disconnect switch back “ON” to supply electrical power to
the equipment. (See illustration at right)
081200MS
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