SECTION 00 : GENERAL INFORMATION
PA1621 Maintenance Manual All Series | January 2017
3
1. FOREWORD
This manual includes procedures for diagnosis,
service, maintenance and repair for components
of all series of Prevost coaches and
motorhomes listed on the front cover. This
manual should be kept in a handy place for
ready reference by the technician. If properly
used, it will meet the needs of the technician and
owner.
Information provided in Section 1 through 26
pertains to standard equipment items, systems
and components as well as the most commonly
used optional equipment and special equipment
offered on the vehicle models covered by this
manual. At the beginning of each section: a
Table of Contents gives the page number on
which each subject begins.
Vehicle operating information is provided in a
separate Operator’s Manual for coaches or
Owner’s Manual. Audio/Video system operator
instructions are also included in a separate
manual.
More specific information on engine,
transmission and other systems or components
operating, maintenance, and overhaul
information is contained in the applicable service
manual published by the OEM. Parts information
may be contained in the applicable OEM parts
catalog or service manual published by the
OEM. All information, illustrations and
specifications contained in this manual are
based on the latest product information available
at the time of publication approval. The right is
reserved to make product changes at any time
without notice.
NOTE
Illustrations in this manual are used for
reference only and may differ slightly from the
actual vehicle, however, key components
addressed in the manual are represented as
accurately as possible.
Prevost occasionally sends Maintenance
Information, Warranty Bulletins, Safety Recalls
or other literature to update users with the latest
service procedures. They are issued, when
required, to supplement or supersede
information in this manual. Update sheet should
be filled out and bulletins should be filed at the
end of their respective section for future
reference.
2. SCHEMATICS
Vehicle pneumatic and electrical schematics can
be found in your technical publications box.
Refer to those schematics for detailed circuit
information and diagnosis.
3. PRECAUTIONS TO BE OBSERVED
BEFORE WELDING
CAUTION
For vehicles equipped with a WCL system,
disconnect electronic controller connector.
CAUTION
Cover electronic control components and
wiring to protect from hot sparks, etc.
CAUTION
Position welding machine ground clamp as
close as possible to the work. Ensure that the
welding machine ground return clamp is well
secured and makes a good electrical contact
with a large metallic area of the chassis
located as close as possible to the welding
point.
CAUTION
Do not use TIG welding process on the
vehicle. This high frequency current process
can seriously damage the electronic
components.
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