Maintenance
4-18
HP6A Manual
Removing Drive Tube Assembly:
Disconnect all electrical and air power before making any repairs.
1 Follow procedure: Replacing Shear Pin
2 Place small pry bar or screwdriver in shear pin bore to prevent pulley from turning.
3 Drive tube assembly is screwed onto the gearbox with a normal right hand thread.
4 Use a pipe wrench to break the drive tube assembly loose. ( If you wish to avoid scaring the drive
tube with a pipe wrench, Rottler Mfg. has a special removal tool available for loaner use. Contact
parts order desk for full details. )
5 Unscrew drive tube assembly.
6 Replace dive tube assembly by screwing back on hand tight. There is no need to tighten further.
Normal operation will lock drive tube assembly in place.
7 Replace shear pin.
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