Blue Bird Coachworks 450 LXi, Owner'S Manual

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450 LXi Owner Manual 5-1 Engine Operation
Rev. “C”
~ 5-1-1 ~
5-1 Caterpiller C-13 Engine
The 450 LXi is equipped with the Caterpillar C-13 Engine. Basic operating instructions are as follows: Maintenance
procedures can be found in the
5-3 Engine Maintenance Section of this manual.
(1) Engine crankcase breather
(2) Lifting eyes
(3) Inlet air manifold
(4) Air compressor
(5) Engine control module (ECM)
(6) Engine oil fi ll neck
(7) Fuel priming pump
(8) Fuel transfer pump
(9) Fuel fi lter
(10) High pressure turbocharger
(11) Low pressure turbocharger
(12) Air precooler
(13) Water temperature regulator
(14) Spring loaded belt tensioner
(15) Engine oil fi lter
(16) Water pump
(17) Engine oil pump
(18) Vibration damper
5-1.1 General Hazard Information
The following paragraphs cover basic safety, hazard and operating information. In addition, this section identifi es hazardous,
warning situations. Read and understand the precautions listed in the safety section before operating or performing
lubrication, maintenance and repairs on the engine. The operating techniques outlined in this manual are basic. They
assist with developing the skills and techniques required to operate the engine more effi ciently and economically. Skill and
techniques develop as the operator gains knowledge of the engine and its capabilities.
The operation section is a reference for operators. Photographs and illustrations guide the operator through procedures
of inspecting, starting, operating and stopping the engine. This section also includes a discussion of electronic diagnostic
information. Information on the Engine Messenger System can be found in
Section 5-2 Engine Messenger System
of this
Owner’s Manual.
5-1.1.1 Overhaul
Major engine overhaul details are not covered in the Operation and Maintenance sections of this manual except for the
maintenance intervals and the maintenance items in that interval. Major repairs are best left to trained personnel or an
authorized Caterpillar dealer. Your Caterpillar dealer offers a variety of options regarding overhaul programs. If you experience
a major engine failure, there are also numerous after failure overhaul options available from your Caterpillar dealer. Consult
with your dealer for information regarding these options.