SERVICE MANUAL
This manual has been prepared for and is considered part of the
NBT40 Series Cranes
This Manual is divided into the following sections:
SECTION 1 INTRODUCTION
SECTION 2 HYDRAULIC SYSTEM
SECTION 3 ELECTRIC SYSTEM
SECTION 4 BOOM MAINTENANCE
SECTION 5 HOIST
SECTION 6 SWING
SECTION 7 OUTRIGGERS
SECTION 8 LUBRICATION
SECTION 9 CRANE INSTALLATION
SECTION 10 SCHEMATICS
The crane serial number is the only method your distributor or the factory has of providing you with correct parts and service
information.
The crane serial number is identified on the builder’s decal attached to the crane frame. Always furnish crane serial number
when ordering parts or communicating service problems with your distributor or the factory.
© 2017 Manitowoc
Published 8-01-2017 Control # 287-11
Untrained operators subject themselves and others to death or
serious injury. Do not operate this crane unless:
• You are trained in the safe operation of this crane. Manitowoc is not
responsible for qualifying personnel.
• You read, understand, and follow the safety and operating
recommendations contained in the crane manufacturer’s manuals and
load charts, your employer’s work rules, and applicable government
regulations.
• You are sure that all safety signs, guards, and other safety features are
in place and in proper condition.
• The Operator Manual and Load Chart are in the holder provided on
crane.
DANGER
10
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