24
maintenance
Motor Lubrication Instructions:
Motor located outside plenum option. Not required for motors with sealed
bearings.
Open and lock out disconnect switch to make certain motor cannot
be started.
1. Remove guard as shown. Opposite end motor bearing is accessible from
outside the tower.
2. Remove grease fill and relief plugs at both shaft extension end and opposite
end bearings and remove hardened grease, using clean wire.
3. Insert grease fittings in grease fill openings and add grease until grease is
forced out through relief openings.
4. Replace fill plugs and operate mechanical equipment 30 minutes to one
hour to purge excess grease at grease relief opening.
5. Reinstall grease relief plugs and reinstall guard.
6. Resume normal tower operation.
Seasonal Shutdown Instructions
When the system is to be shut down for an extended period of time, it is
recommended that the entire system (cooling tower, system piping, heat
exchangers, etc.) be drained. Leave the basin drains open.
During shutdown, follow recommendations in the
Cooling Tower Inspec-
tion and Maintenance
section of this manual before attempting repairs.
Pay particular attention to mechanical equipment supports and coupling (or
drive shafts).
Warning
Motor
Guard
Steel Side Casing
Attachment Screw
Grease Relief Plug
Grease Fill Plug
Содержание Marley NCWD
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