FT5194

FT5194
FAST TRACK
REFERENCE:
Nova Bus Manuals
SECTION:
16: Electrical System
RS NO:
MQR 7621-2068
APPLICATION DEADLINE: 2024FE23
CLAIM REFERENCE NUMBER: WB-5194
EFFECTIVE IN PROD.: N/A
SUBJECT:
Marker lights failing.
JUSTIFICATION:
Destination sign controllers were failing at a high rate. Water intrusion causing signs to
fail cracks on lights.
LEVEL
DIRECT CHARGES
DESCRIPTION
LABOUR
MATERIAL
TIME
1
Inspection on marker lights
Novabus
Novabus
0h
2
Replacement of gasket and marker lights
Novabus
Novabus
1h
MATERIAL REQUIRED PER VEHICLE
QTY
PART NO
REV.
DESCRIPTION
N8951336
–
GASKET (92004A802)
N37779
B
LED 24V RECTANGULAR RED
10
N32046
A
SCREW 10-32X11/2PAN SS
10
G5007158
–
NUT WEL10-32X.665 ST
LEVEL 1
5
LEVEL 2
1
Materials will be available within 63 days once your order has been placed.
To order, please contact [email protected]
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
accordance with local environmental standards in effect.
REVISION HISTORY
REV.
DATE
NR
2022DE15
APPROVED BY:
NQF772001 VERSION 3
CHANGE DESCRIPTION
WRITTEN BY
Initial release
signed by Jean-Nicolas Fournier
Jean-Nicolas Fournier Digitally
Date: 2023.01.12 10:31:24 -05'00'
Devanand
PAGE 1 OF 6
FT5194
FAST TRACK
CLIENT
ORDER
New York City Transit - New York
New York City Transit - New York
ROAD NUMBER
VIN (2NVY/4RKY...)
QTY
FROM
TO
FROM
TO
L958
5439
5442
S92J9G9775533
S92J9G9775631
4
L959
5443
5443
S92J0H9776118
S92J0H9776118
1
New York City Transit - New York
LB59
5444
5484
S92J7H9776195
S92J6H9776379
41
New York City Transit - New York
LA23
5485
5530
S92J5J9776380
S92J6J9776517
46
New York City Transit - New York
LA73
8504
8507
L82J8J9776445
L82J8J9776476
4
New York City Transit - New York
LB29
5531
5566
S92J9J9776687
S92J6J9776873
36
New York City Transit - New York
LA76
8508
8633
L82J9J9776924
L82J8K9777144
125
New York City Transit - New York
LB99
5567
5602
S92J2J9776935
S92J5K9777000
36
New York City Transit - New York
LB78
8526
8526
L82J3K9776984
L82J3K9776984
1
New York City Transit - New York
LC32
8634
8754
L82JXK9777145
L82J5K9777277
121
New York City Transit - New York
LC79
9623
9784
L82L1M9777782
L82L4M9777954
162
New York City Transit - New York
LD64
9785
9910
L82L0M9777871
L82L1M9778155
126
PAGE 2 OF 6
NQF772001 VERSION 3
FAST TRACK
FT5194
WARNING
FOLLOW YOUR INTERNAL SAFETY PROCEDURES.
1.1.
Park the vehicle on an even surface with the transmission on neutral.
1.2.
Apply the parking brake and set the master control switch to the stop position.
1.3.
Set the battery disconnect switch in the battery compartment to the off position
INSPECTION
1.4.
locate marker lights on front of the bus (See Figure 1).
Figure 1 - Location of marker lights
1.5.
Every marker light gasket will be replaced with new larger gasket.
1.6.
Prior to replacing gaskets turn on marker lights, confirm all lights are working and none are broken or contain
any water intrusion.
1.7.
All lights must be checked for any silicon which added to prevent the water intrusion need to be replaced.
1.8.
If any lights are not working or damaged which need to be replaced.
1.9.
Working lights can be reused along with new gasket.
1.10.
Replace any failed or broken lights (see Figure 2).
Figure 2 - Broken marker light
PAGE 3 OF 6
NQF772001 VERSION 3
FAST TRACK
1.11.
Remove the old well nuts and gasket.
1.12.
Remove any silicon which added.
1.13.
The old gasket must be completely cleaned from the bus body.
1.14.
Inspect the area for any damage to the fiberglass shell.
1.15.
Report any damage as it will need to be repaired.
FT5194
INSTALLATION
1.16.
Remove the two screws holding each marker light.
1.17.
Carefully remove the marker lights. A spatula, a knife or a screw driver might me required to separate the
adhesive sealant (Dolchem) (See Figure 3).
Figure 3 - Removal order
1.18.
Unplug the light’s connector.
1.19.
It is important to thoroughly clean the light’s mounting surface in the fiber glass panel (See Figure 4).
Figure 4 - Surface to clean
PAGE 4 OF 6
NQF772001 VERSION 3
FAST TRACK
FT5194
1.20.
It must be free from adhesive (Dolchem) residue or felt gasket residue.
1.21.
Before installing the light, apply Dolchem adhesive sealant in the specified areas on the vehicle
(See Figure 5).
Figure 5 - Adhesive sealant application
1.22.
Install the new wellnut G5007158 for each light (See Figure 6).
Figure 6 - Installation of new wellnut
1.23.
Install new gasket P/N 92004A802 which is larger than old gasket P/N 19401419 (See Figure 7).
Old Gasket
New Gasket
Figure 7 - Typical view of old gasket and new gasket
PAGE 5 OF 6
NQF772001 VERSION 3
FAST TRACK
1.24.
FT5194
Install the marker light N37779 and make sure it is installed properly, each light is marked with which side
is top (See Figure 8).
Figure 8 - Installation of marker light
1.25.
Once the light is in place, but before inserting the screws, apply Dolchem arround the screw holes (See
Figure 9).
Figure 9 - Adhesive sealant application
1.26.
Use new screws N32046 and torque to 42 Nm.
1.27.
Test marker light to ensure its functionality.
1.28.
Check interior of bus or any signs of water intrusion, wet spots or water stains.
1.29.
Check all surrounding componets for proper functionality make notes and report any unusal findings.
1.30.
The vehicle can return in service.
PAGE 6 OF 6
NQF772001 VERSION 3