T1979C

Service Bulletin Details

Public Details for: T1979C

This temporary repair practice authorizes the inspection and replacement of all rocker levers on identified engine serial numbers should any one rocker lever be found as failed. This is an update to a previously submitted communication.


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ISC, ISL, QSL and L9 Rocker Lever Replacement TRP
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Temporary Repair Practice
TRP Number: t1979
Revision: C
ISC, ISL, QSL and L9 Rocker Lever Replacement
TRP
Released Date: 14-Jun2019
Expiration Date (U.S.
and Canada): 15-Jan2020
Expiration Date
(International): 15-Jan2020
Attention
• Worldwide distr./ branches and Div./Reg Offices
• U.S / Canadian Distr./Branches and Div. Offices
• U.S / Canadian Dealers (Automotive & Industrial)
This is to revise and replace TRP 1979-B, dated 03-Jul-2018. This revision is to:
1. Narrative updates to clairfy eligibility.
If additional information is required, please contact your Cummins Warranty
Operations Group Leader.
Description
This TRP authorizes certified repair locations to replace all the rocker lever assemblies
on
certain ISC, ISL, QSL and L9 Series engines, should one rocker lever assembly be found
as failed.
Action
In order to qualify for repair under this field action, an engine:
1. will be covered Regardless of coverage status, and
https://quickserve.cummins.com/qs3/pubsys2/xml/en/trp/2019/t1979.html
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2. must present symptoms such as engine misfire, knock or related fault codes
FC1654,FC1655, FC1656, FC1657, FC1658, or FC1659, and
3. must show as OPEN on QuickServe® Online for this field action.
Note : The ESN list is attached for reference.
After verifying that the engine meets the above requirements, perform the following
actions:
Note : This field action is NOT a proactive authorization to complete the repair.
Only units that meet the above outlined parameters should perform the repairs
as defined below. As such, travel, access, troubleshooting, inspections and/or
progressive damage issues are outside the scope of this document will not be
covered by this field action. These actions should fall to normal warranty
coverages where applicable. Only units that meet the above outlined
parameters should perform the repairs as defined below.
1. If a fractured rocker lever ball is observed on any rocker lever, all six rocker lever
assemblies (containing all twelve individual intake and exhaust rocker levers) must
be replaced. Please refer to the appropriate Service Manual for detailed instructions.
Material Disposition
Materials removed as a result of this field action must be scrapped.
Reimbursements
Parts
The following parts are covered under this field action:
Part Number
Quantity
Description
525388700
6
LEV,RKR
Note : SRT 03-05G should only be claimed for repairs made on L9 CM2350
L116B Engines, 03-067 should be claimed for L9 CM2350 L123B Engines. All
other Service Model Names MUST use SRT 03-108. Please note that this field
action does not provide for any Access SRT coverage, nor Troubleshooting
activities.
Labor Using Applicable Access Code and Time
SRT Code
Description
https://quickserve.cummins.com/qs3/pubsys2/xml/en/trp/2019/t1979.html
Time (hrs)
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ISC, ISL, QSL and L9 Rocker Lever Replacement TRP
SRT Code
Description
00-90X
Administrative time
03-05G
Rocker Lever - Remove
and Install, All - L9
CM2350 L116B
(OPTIONAL)
03-067
ROCKER LEVER REMOVE AND INSTALL,
ALL - L9 CM2350 L123B
(OPTIONAL)
03-108
ROCKER LEVER REMOVE AND INSTALL,
ALL (OPTIONAL - ALL
OTHER PLATFORMS)
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Time (hrs)
Travel
Travel is not covered under this field action. Towing is not covered under this field
action.
Other Claimables
Consumables are not covered under this field action.
Claim Instructions
For Cummins Dealers, claims for this TRP must be filed via RAPIDSERVE™ Web
(rsw.cummins.com). For information regarding RAPIDSERVE™ Web, please reference
the "Warranty" tab in QuickServe® Online. If there are additional questions, please
contact your local Cummins Distributor.
Claim Codes
Description
Code
Account Code:
65
Pay Code:
Distributor = X
Pay Code:
Dealer = D
Pay Code:
International = I
Failure Code:
WRALVB
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Attachments
Click here to see t1979_esn-list.xls
(/service/english/attachments/t1979_esn-list.xls)
Engine Family
Fuel System
CM2150 SN
6C, C8.3 ISC, ISCe, QSC8.3
CM850
Design Application
Market Application
All
All
All
All
All
All
All
All
All
All
All
All
All
All
Last Modified: 14-Jun-2019
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