NHTSA ID Number: 11009762
Manufacturer Communication Number: CBR-2260 202410
TSB/Document Date: 2024-11-05
Summary
CBR - Volvo
Chassis - Timing Gear Plate Repair
10/31/24, 4:03 PM
Article
Preview Solution CBR-2260-8
Volvo Chassis - Timing Gear Plate
Repair
Published 31 October 2024
Valid For
All Volvo
models, model year 2018 to present
Solution
Information
As of October 2024,aan updated part has been released with improved integrated seal.
The updated timing gear plateadoes notarequire seal conditioner.
This solution has been updated to provide inspection guidelines for review prior to
installing a new timing gear plate.
Repair Criteria
For inspection procedures and repair criteria, refer to TSB V-212-003 Timing Gear
Plate, Inspection in Impact.
Tools
• For Turbo Compound: A new Turbo Component Support Tool has been developed. This
tool is designed to support the TC unit in place while performing TGP Repair.
Tool Part Number 88800826.
For additional information, see Tool Bulletin STB22-005V and the Trucks
Academy Video.
• A list of other tools required can be found on the Job Aid included at the end of this
solution.
Parts
; Live UI
• PART KITS have been developed to include all necessary parts for a complete repair.
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/8ArYedXAbJ8Ah7TyziTZDNcbINKlj7CXNfiib1A0TL8*/!TABTHREAD1?pyActivity…
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Article
VGT Engines: 24736966
Turbo Compound Engines: 24736976
a
New Part Inspection
a
The new timing gear plate should be inspected prior to intstallation to ensure seal
integrity. Refer to the images below for acceptable and unacceptable conditions.
a
1.a Bolt Holes
a
Extra seal material in bolt holes is acceptableaand should be carefully removed prior to
bolt installation.
a
a
a
2.a Surface Imperfection/Dents
a
If the Imperfection is in the groove section, the part can be used. If the imperfection is
on the sealing beads, the part should not be used.
a
; Live UI
a
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Article
Good
a
Good
Do Not Use
Do Not Use
a
3.a Air Bubbles
a
If the air bubbleais in the groove section, the part can be used. If the air bubbleais on
the sealing beads, the part should not be used.
a
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Article
Do Not Use
Do Not Use
a
a
4.a T Joint Dent/Imperfection
a
The edge of the T joint sections should be free of signiţcant dents or blemishes.
a
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Article
Do Not Use
a
a
a
Repair
a
The timing gear plate replacement procedure in Impact should be utilized for this repair.
The Impact procedure is Operation 2152-03-03-05 Timing Gear Plate,
Replacement - Transmission and Clutch Removed.
IMPORTANT: Loosening of the rocker shaft and overhead adjustment IS NOT
REQUIRED when following the Impact instructions. There are new steps included
in the Impact procedure for setting gear backlash.
Video
a
A video of theareplacement procedureacan be found below. Note that this video covers
the old timing gear plate and includes application of the seal conditioner.aThe
updatedatiming gear plate does not require seal conditioner.a
a
Click the YouTube button in the lower right-hand corner of the videoato view the video
full-size.
a
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10/31/24, 4:03 PM
Article
Timing G
Timing
Gear
ear P
Plate
late R
Repair
epair
Job Aid
A Job Aid outlining repair times, document information, and a tool list can be found
below (click on the pictures to expand to a larger size).
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Article
Volvo
TGP Job Aid v3.pdf
Warranty Information
Warranty Information can be found in the Warranty Operations Manual, 6.2.1.1 - TIMING
GEAR PLATE - Clean Claim Template.
Log in to TDP prior to clicking the link.
Additional Information
• Use of recommended oils is advised. The Recommended Oil List can be found in
Impact or by clicking here.
Related links and attachments
Volvo
TGP Job Aid V3
; Live UI
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to others that might ţnd it helpful
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Special Tools Bulletin
To:
Service Managers
Parts Managers
Technicians
From:
Subject:
Region:
܈U.S.
܈CAN
Bulletin:
Date: December 21, 2022
Valid to: December 31, 2023
Action Required? ܆Yes ܈No
Tyler Griffin – Proprietary Systems & Components Specialist.
Volvo Essential Tool Shipment
The tools listed below will be shipped automatically to all Volvo dealers (full-line, parts & service, and satellite locations)
from the PDC. Each dealer will be invoiced on ET1201V. This tool is used to hold the Turbo Compound in place
while performing Timing Gear Plate repairs. Repair instructions and videos are below.
Part Number
Description
Quantity
88800826
13 L Turbo Compound Support Bracket
1
Please advise your parts department staff to expect these Essential Tools for the Service Department.
You may order additional Essential Tools; pricing is available on the Parts System.
Contact Information
If you have questions, please contact your Technical Service Manager.
Page 1 of 4
© 2022 Volvo Group North America, LLC. CONFIDENTIAL - For limited distribution only to circulation list above. This bulletin, and any information herein,
is subject to change by Company without notice. For the most current and accurate information, always refer to Trucks Dealer Portal for the electronic
version of this document.
Page 2 of 4
© 2022 Volvo Group North America, LLC. CONFIDENTIAL - For limited distribution only to circulation list above. This bulletin, and any information herein,
is subject to change by Company without notice. For the most current and accurate information, always refer to Trucks Dealer Portal for the electronic
version of this document.
Instructions:
1.
2.
3.
4.
5.
6.
Remove the starter.
Remove the Turbo Compound oil feed line.
Remove the EGR heat shield.
Remove top V-band clamp for the EGR cooler’s hot pipe.
Remove bottom V-band clamp for the EGR cooler’s hot pipe.
Remove the EGR cooler’s hot pipe.
A. Make sure to remove the EGR cooler rear seal.
7. Disconnect and set aside the following line sets:
A. Aftertreatment Hydrocarbon Injector
B. Exhaust gas pressure line
C. Engine brake
D. Turbo compound buffer supply
8. – Unplug camshaft sensor harness.
9. – IMPORTANT: There is a key fastener/bolt that threads in the timing gear plate. This fastener/bolt is hidden and
must be removed prior to installing the Turbo compound tool.
10. – Here you see the Turbo compound tool and its mounting hardware.
A. 2-3 fasteners depending on EM level.
11. – First you will remove the 2-exhaust heat shield mounting bolts, and Turbo Compound lifting eye bolt.
A. 2-3 fasteners depending on EM level.
12. – Next secure the Turbo Compound tool bracket to the cylinder head, utilizing the bolt holes from the previously
removed exhaust heat shield bolts.
13. – At this point you will need to prep the threaded rod with one of the nuts from the hardware kit. You will thread
one of the nuts about ¼ of the way up on the threaded rod.
14. – Securing the Turbo Compound tool mounting bracket to the Turbo Compound housing.
A. Slide the supplied threaded rod through the slotted hole in the Turbo Compound tool mounting bracket.
B. Thread the rod in the bolt hole from the previously removed Turbo Compound lifting eye bolt, thread the rod
until it bottoms out.
C. Secure the rod to the Turbo Compound housing by running the previously installed nut flush with the
housing, and slightly tighten.
D. Install the second nut above on the threaded rod above the Turbo Compound tool mounting bracket. Thread
nut down flush with the mounting bracket and slightly tighten.
15– Tool Removal:
A. Loosen both nuts on the threaded rod.
B Unthread rod from the Turbo Compound lifting eye bolt hole. You do not have to fully remove the threaded
rod from the mounting bracket.
C. Remove both Turbo Compound tool mounting bracket bolts at cylinder head.
Page 3 of 4
© 2022 Volvo
Group North America, LLC. CONFIDENTIAL - For limited distribution only to circulation list above. This bulletin, and any information herein,
is subject to change by Company without notice. For the most current and accurate information, always refer to Trucks Dealer Portal for the electronic
version of this document.
Please see attached training video that can also be found in TDP under training
videos.
TC Bracket Volvo 1 - YouTube
Page 4 of 4
© 2022 Volvo Group North America, LLC. CONFIDENTIAL - For limited distribution only to circulation list above. This bulletin, and any information herein,
is subject to change by Company without notice. For the most current and accurate information, always refer to Trucks Dealer Portal for the electronic
version of this document.
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TSB/Document ID: CBR-2260 202410
Replacement Service Bulletin Number:
MFR Communication Date: 2024-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE
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