FT4651 Service Bulletin/Repair Instructions

FAST TRACK

REFERENCE:
Nova Bus Manuals
SECTION:
11: Exhaust System
RS NO:
MQR 7621-1666
FT4651
APPLICATION DEADLINES: 2024NO14

CLAIM REFERENCE NUMBER: WB4651
EFFECTIVE IN PROD.: N/A
SUBJECT:
DEF sensor GEN 6
JUSTIFICATION:
Failure of DEF sensor GEN 6 within the expected 5-years lifespan
LEVEL
1
DIRECT CHARGES
DESCRIPTION
Replace the DEF tank head unit GEN 6 by a N8950876 DEF tank

head unit GEN 7
2
TIME
LABOUR
MATERIAL
Nova Bus
Nova Bus
1.5h
–
–
–
–
MATERIAL REQUIRED PER VEHICLE

QTY
PART NO
REV.
1
N8950876-BS
–
2
N57634-02
DESCRIPTION
LEVEL 1
DEF tank head unit GEN 7

Collar clamp
LEVEL 2
–
–
–
–
Materials will be available within 130 days once your order has been placed.

To order, please contact novabus.parts@volvo.com

Or by phone for CANADA 1-800-771-6682, for USA 1-877-999-8808

Specify document number, quantity of parts required and shipping address.
DISPOSAL OF PARTS

REMOVED PARTS ARE:
DISCARDED

*
RETAINED
Yes
–
* Dispose of the unused parts and the defective parts in
REVISION HISTORY

REV.
DATE
NR
2023AU10
APPROVED BY:

NQF772004 VERSION 3
CHANGE DESCRIPTION
Initial release
WRITTEN BY
Luc Carignan
PAGE 1 OF 2
FAST TRACK

CLIENT
ORDER
ROAD NUMBER
FT4651

VIN (2NVY/4RKY...)
QTY
FROM
TO
FROM
TO
L82J4L9777479
L82J0L9777480
2
Houston Texas - Metro
LC91
2500
2501
Houston Texas - Metro
LC92
2502
2534
L82J3L9777585
L82J3L9777618
33
New York City Transit - NYCT
L844
8381
8170
L82J0G9775024
L82J0G9775105
82
New York City Transit - NYCT
L845
8171
8480
L82J2G9775106
L82J6G9775187
82
New York City Transit - NYCT
L958
5439
5442
S92J9G9775533
S92J9G9775631
4
New York City Transit - NYCT
L959
5443
5443
S92J0H9776118
S92J0H9776118
1
New York City Transit - NYCT
LA23
5485
5530
S92J5J9776380
S92J6J9776517
46
New York City Transit - NYCT
LA73
8504
8507
L82J8J9776445
L82J8J9776476
4
New York City Transit - NYCT
LA76
8508
8633
L82J9J9776924
L82J8K9777144
125
New York City Transit - NYCT
LB29
5531
5566
S92J9J9776687
S92J6J9776873
36
New York City Transit - NYCT
LB59
5444
5484
S92J7H9776195
S92J6H9776379
41
New York City Transit - NYCT
LB78
8526
8526
L82J3K9776984
L82J3K9776984
1
New York City Transit - NYCT
LB99
5567
5602
S92J2J9776935
S92J5K9777000
36
New York City Transit - NYCT
LC32
8634
8754
L82JXK9777145
L82J5K9777277
121
New York City Transit - NYCT
LD06
8755
8758
L82J3L9777778
L82J3L9777781
4
New York Demo
L940
—
—
S92J7F4501257
S92J7F4501257
1
PAGE 2 OF 2

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Last update on 2026-05-12 / Affiliate links / Images from Amazon Product Advertising API

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