BS4857R1E Service Bulletin/Repair Instructions

BS4857R1E
SERVICE BULLETIN

REFERENCE:
Nova Bus Manuals
SECTION:
12: Access Ramp
RS NO:
MQR 7621-1618
APPLICATION DEADLINE: 2022AL30

CLAIM REFERENCE NUMBER: WB-4857
EFFECTIVE IN PROD.: LC55 (2019SE)
SUBJECT:
Hydraulic Power Unit of the Access Ramp
JUSTIFICATION:
The plastic reservoir of the HPU can crack and leak. A leakage could lead to a

malfunction of the access ramp.
LEVEL
1
DIRECT CHARGES
DESCRIPTION
Replace the plastic reservoir for a new aluminium reservoir.
2
–
TIME
LABOUR
MATERIAL
Nova Bus
Nova Bus
45 min
–
–
–
MATERIAL

QTY
PART NO
REV.
DESCRIPTION
REPLACES PART N°
1
N8911795
–
CALMO ALUMINIUM RESERVOIR KIT
–
2
N16757
X
BOLT M8X45 HEX YZ TRIV 96H 8.8
–
2
N21101
X
WASHER FLAT OVS M8 ZP DIN9021
–
4
N10859
T
NUT LOCKNYL M8 YZ TRIV 96H G8
–
CALMO FIXTURE
–
LEVEL 1
LEVEL 1 – SPECIAL TOOLING
1
N8911794
–
1 FIXTURE SUPPLIED PER CUSTOMER
LEVEL 2
–
–
–
–
–
Materials will be available within 72 days once your order has been placed. To order, please

contact Prevost Parts by phone at 1‑800‑771‑6682, by fax at 1‑888‑668‑2555 or by email at

prevostparts.commandes@volvo.com. 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

accordance with local environmental standards in effect.
REVISION HISTORY

REV.
DATE
NR
2020JN26
Initial release
Annie St-Jacques
R1
2021JA22
Client added in Client List
Annie St-Jacques
APPROVED BY:
CHANGE DESCRIPTION
Jean-Nicolas Fournier
NQF772001 VERSION 3
Digitally signed by Jean-Nicolas Fournier

DN: cn=Jean-Nicolas Fournier, o=Nova Bus, email=jeannicolas.fournier@volvo.com, c=CA

Date: 2021.01.25 08:20:24 -05'00'
WRITTEN BY
PAGE 1 OF 34
SERVICE BULLETIN

Symbol

Empty Field
+

+
Meaning

No changes, the procedure applies
+
Contract added, the procedure applies
–
Contract removed, the procedure does not apply
CLIENT
BS4857R1E
ORDER
ROAD NUMBER
VIN (2NVY/4RKY...)
FROM
TO
FROM
TO
QTY
Austin - CMTA - Texas
L635
5001
5001
S92U7C4500163
S92U7C4500163
1
Austin - CMTA - Texas
L636
5002
5022
S92U1D4500306
S92U0D4500328
21
Austin - CMTA - Texas
L704
5051
5068
L82J7E4500471
L82J2E4500488
18
Austin - CMTA - Texas
LA17
5101
5107
S92J2H9775763
S92J3H9775769
7
Austin - CMTA - Texas
LA18
5151
5158
L82J0H9775770
L82J3H9775777
8
Brampton - Ontario
L941
1614
1623
L82J1G3750123
L82J2G3750132
10
Brampton - Ontario
L942
1601
1613
L82J6G3750070
L82J4G3750083
13
Brampton - Ontario
LA20
1707
1713
L82J5H3750532
L82J6H3750538
7
Brampton - Ontario
LA21
1701
1706
L82J8H3750539
L82J1H3750544
6
Brampton - Ontario
LB01
1801
1817
L82J3H3750948
L82J6J3750982
17
Brampton - Ontario
LB02
1818
1823
L82J3J3751121
L82J2J3751126
6
Brampton Ontario
LC23
1901
1907
L82J3K3751878
L82J9K3751884
7
Brampton Ontario
LC54
1908
1916
L82J0K3751885
L82JXK3751893
9
Halifax - Nova Scotia
LA11
1208
1236
L82J1G9775579
L82J4G9775608
29
Halifax - Nova Scotia
LA14
1237
1237
L82J1G9775596
L82J1G9775596
1
Halifax - Nova Scotia
LA27
1238
1276
L82J5H9775778
L82J9H9775816
39
Halifax - Nova Scotia
LB61
1277
1284
L82J9J9776664
L82J6J9776671
8
Halifax - Nova Scotia
LB70
1285
1299
L82J4J9776829
L82J9J9776843
15
Halifax Nova Scotia
LC11
1300
1334
L82JXK9777310
L82J5K9777344
35
Peterborough - Ontario
L966
67
71
L82J2G3750230
L82JXG3750234
5
Peterborough - Ontario
LA41
7217
7617
L82J1H3750706
L82J3H3750710
5
Peterborough - Ontario
LB20
7819
8019
L82J2K3751919
L82J0K3751921
3
York Regional Transit - Ontario
L964
1770
1774
S92J6G3750420

12 3

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

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