Tuthill GlobalGear GG250 Guide

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Maintenance Training Module 2
GlobalGear®with Cartridge Mechanical Seals

© Tuthill Corporation. All rights reserved. Tuthill confidential.
Topics in Maintenance Module 2
•Reassembly of Drive Module
•Reinstall Drive Module
•Adjusting End Clearance
•Mechanical Seal Installation
•Relief Valve Disassembly & Relief Valve
Troubleshooting
•Servicing High Temperature Greased Bearing Units
•Replacing Bushings
•Lubrication Notes

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•Reinstall the rotor into
the bracket
Reassembly of the Drive Module

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•Pick up external ball
bearing
Reassembly of the Drive Module

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•Reinstall bearing into
bearing carrier
Reassembly of the Drive Module

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•Reinstall inner bearing
cap using fasteners
Reassembly of the Drive Module

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•Move cartridge
mechanical seal into
position
•Have flush ports in
correct orientation
•Very loosely tighten
gland nuts
Reassembly of the Drive Module

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•Reinstall bearing
carrier
Reassembly of the Drive Module

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•Push rotor all the way
in the bracket
Reassembly of the Drive Module

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•Insert lock washer with
tabs
•If there is a bearing
spacer, bearing spacer
goes on first
Reassembly of the Drive Module