SMB-156 – Grounding CNG Vehicles – New Flyer

SEOCONTENT-STARTSMB-156 1 of 2
SERVICE MANUAL BULLETIN
This Service Manual Bulletin is prepared by the Publications Department of New Flyer Industries
Canada ULC. Refer to details below.
The New Flyer vehicles described in this manual may be protected by one or more
patents and design applications or registrations in the United States and Canada,
and in other countries. Refer to “Vehicle Patent Information” in this manual.
Copyright © 2016 New Flyer Industries Canada ULC
ISSUE DATE: Apr 20 2016
SMB-156
APPLICABILITY
VEHICLE LENGTH  30ft.  35ft.  40ft.  60ft.  ALL
VEHICLE TYPE
 Xcelsior®  MiDi®  Invero®
 ALL
 Low Floor  High Floor
FUEL TYPE
 Diesel  Diesel/Electric  CNG  LNG
 ALL
 Fuel Cell  Trolley/Electric  Battery/Electric
SUBJECT Grounding CNG Vehicles
SECTION TITLE 7 – CNG FUEL SYSTEM
DETAILS This bulletin revises information provided on grounding your CNG New
Flyer vehicle during fueling, defueling, and venting operation.
This information supersedes any prior information on this subject
already provided in your New Flyer Service Manuals. Make this Service
Bulletin available to service personnel to inform them of changed information.
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2 of 2 SMB-156
SERVICE MANUAL BULLETIN
SMB-156
The New Flyer vehicles described in this manual may be protected by one or more
patents and design applications or registrations in the United States and Canada,
and in other countries. Refer to “Vehicle Patent Information” in this manual.
Copyright © 2016 New Flyer Industries Canada ULC
1. Grounding Vehicle
1.1. Ground Stud
Connect a bonding wire from the fueling
station to the ground stud on the
vehicle prior to fueling, defueling, or
venting operations to eliminate static
electricity buildup.
The ground stud consists of a 3/8″ stud fitted
with a hex lock nut and cover located at
the rear curbside of the vehicle. It is
mounted to the vehicle structure and
accessible externally or through the fuse
box access door. See “Fig. 1: Ground
Stud” on page 2.
Fig. 1: Ground Stud
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