NHTSA ID Number: 10044764
Manufacturer Communication Number: ITS-4901
TSB/Document Date: 2012-07-27
Summary
NEW FLYER
: PROCEDURE INFORMATION REGARDING THE ULTRA CAPACITOR (UCAP) FUSE PROTECTION HARNESS FOR TRUCKS. MODELS 40FT, GAS, ELEC LOW FLOOR. NO MODEL YEARS LISTED. *PE
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TSB/Document ID: ITS-4901
Replacement Service Bulletin Number:
MFR Communication Date: 2012-07-26
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
SB-10044764-1117
Page 1 of 4
THIS DOCUMENT AND THE CONTENTS DISCUSSED HEREIN ARE THE CONFIDENTIAL AND
PROPRIETARY INFORMATION OF NEW FLYER INDUSTRIES CANADA ULC AND NEW FLYER
OF AMERICA INC. AND ARE DISCLOSED BY NEW FLYER IN CONFIDENCE.
THIS
DOCUMENT AND THE CONTENTS HEREIN ARE NOT TO BE DISCLOSED BY THE INTENDED
RECIPIENT WITHOUT THE PRIOR WRITTEN AUTHORIZATION OF NEW FLYER. ANY
UNAUTHORIZED DISCLOSURE, REPRODUCTION OR OTHER DISTRIBUTION OF THIS
DOCUMENT OR INFORMATION IS STRICTLY PROHIBITED AND MAY RESULT IN ACTION
BEING TAKEN AGAINST THE PARTY MAKING THE UNAUTHORIZED DISCLOSURE. THIS
DOCUMENT AND ALL COPIES HEREOF MUST BE RETURNED TO NEW FLYER UPON
REQUEST.
INSTRUCTION TO SERVICE
SECTION:
MODEL:
ITS:
WRITTEN BY:
TYPE:
221
30FT
35FT
40FT
60FT
HIGH FLOOR
Propulsion
System
DSL
GAS
LNG
ELEC
LOW FLOOR
4901
Shaun Cardinal
OBJECTIVE/SUBJECT:
Ultra Capacitor (UCAP) Fuse Protection Harness
PROCEDURE:
COACH PREPARATION
1. Ensure the coach is parked on a flat surface with the park brake engaged.
2. Ensure the main battery disconnect switch is turned to the “OFF” position.
WARNING: ALWAYS discharge the Ultra Capacitors before performing high voltage
system maintenance on this vehicle. Refer to Section 5 of the Service
manual under 2.17 Discharging The Ultra Capacitors for the discharge
procedure.
Page 2 of 4
ITS:
4901
FUSE PROTECTION HARNESS INSTALLATION
3. Upon ensuring that the UCAP is fully discharged. Safely climb to roof and disconnect the
existing UCAP harness ends. See FIG 1.
FRONT OF
BUS
Disconnect
here
Fig 1 – Existing UCAP harness
4. Locate bracket 6407074 per FIG 2, mark mounting holes and drill through. Fasten with 5/1618 x 2.5 Long bolts with 5/16-18 nylock nuts and washers on both sides.
FRONT OF
BUS
Center to
tube
8”
2x 5/16-18x2.5
hardware with 5/16-18
nylock nut and
washers on both sides
Fig 2 – Bracket (6407074) Location
Page 3 of 4
ITS:
4901
5. Install new Fuse Protection Harness 6401950 per FIG 3 and FIG 4. Fasten to bracket with 4x
5/16-18 x.75 Long bolts, 5/16-18 nylock nuts, and washers on both sides.
FRONT OF
BUS
Connect ends
Fig 3 – Installed Assembly (6401950)
FRONT OF
BUS
4x 5/16-18 x .75 Long bolts
and 5/16-18 nylock nuts with
washers on both sides.
Fig 4 – Installed Assembly (6401950)
Page 4 of 4
ITS:
4901
LABOUR ESTIMATE
Operation
1
Install fuse protection harness
Men
Hours
1
1.5
Labour Time
M X HR
1.5
PARTS REQUIRED
Item
Part Number
1
6401950
ASSY-ENCL FUSE W/ HRNS
Qty.
per
Coach
1
2
6407074
PLATE-UCAP CABLE FUSE
1
EA
3
10B05040
BOLT- 5/16-18 UNC 2.5 LONG
2
EA
4
10B05012
BOLT- 5/16-18 UNC .75 LONG
4
EA
5
40N05000
NUT- 5/16-18 UNC
6
EA
6
10W05000
WASHER-5/16
12
EA
7
Description
Units
EA
Notes
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