INTRODUCTION CD5515-2/YB5515-2 SERVICE MANUAL
1-6 Published 1-20-2017, Control# 483-02
GENERAL MAINTENANCE
These general suggestions should be helpful in following the
instructions in this manual. In analyzing a system
malfunction, use a systematic approach to locate and correct
the problem.
NOTE: Your safety and that of others is always the number
one consideration when working around machines.
Safety is a matter of thoroughly understanding the
job to be done and the application of good common
sense. It is not just a matter of do’s and don’ts. Stay
clear of all moving parts.
1. Determine the problem.
2. List possible causes.
3. Devise checks.
4. Conduct checks in a logical order to determine the
cause.
Item Description Item Description
1 Hook Block 11 Rear Axle
2 Boom Nose 12 Operator’s Cab
3 Boom Extension 13 Operator Controls
4 Lift Cylinders (2) 14 Front Axle
5 Boom 15 Swing Motor and Gearbox
6 Engine Location 16 Second Boom Section
7 Main Hoist 17 Third Boom Section
8 Mast and Counterweights
9 Chassis
10 Outriggers
Reference Only
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