TSB160024-030916

New Remote Mounted Lubricating Oil Filter Head Assembly to Prevent Low Lubricating... Page 1 of 3
Technical Service Bulletin Number
TSB160024
Technical Service Bulletin
Subject
New Remote Mounted Lubricating Oil Filter Head Assembly to Prevent Low Lubricating Oil
Pressure
Warranty Statement
The information in this document has no effect on present warranty coverage or repair
practices, nor does it authorize TRP or Campaign actions.
Contents
Product Affected






ISX11.9 (All Versions)
ISX12 (All Versions)
ISX (All Versions)
ISX15 (All Versions)
QSX11.9 (All Versions)
QSX15 (All Versions)
Issue
Symptom:


Lubricating oil pressure low at idle
Fault Code 143
Root Cause:
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7/1/2016
New Remote Mounted Lubricating Oil Filter Head Assembly to Prevent Low Lubricating... Page 2 of 3

Remote mounted lubricating oil filter head supply line diameter is too small
Verification

Engine is equipped with a remote mounted lubricating oil filter head
And

Low lubricating oil pressure at idle or Fault Code 143
Resolution
To increase lubricating oil pressure at engine idle, the internal diameter of the lubricating oil
supply line, associated fittings, and mating components was increased. Cummins Inc.
recommends the replacement of existing components with the new components listed below in
Table 1.
Service Instructions
The new lubricating oil supply line requires an increase in torque for assembly and is reflected
in the updated service procedure. See Publications Affected section below.
Service Parts Availability
Service parts are available. See Table 1 for part numbers.
Table 1, Service Parts
Part Description
Existing Part
Number
Cover, Filter Head
3406944
4386563
Nut, Regular Hexagon
3406946
4386219
Head, Lubricating Oil
Filter
3406949
4386220
Adapter, Filter Head
4973369
Hose, Flexible
AX1607200SS
4386974
Elbow, Male Union
3400717
3064542
Union, Male
3032627
4078977
Elbow, Male Union
3049010
4065714
Obsoleted Superseded
No
No
New Part
Number
4386218
Part Compatibility
The new parts are not backward compatible.
Publications Affected
https://qsol.cummins.com/qs3/pubsys2/xml/en/tsb/2016/tsb160024.html
7/1/2016
New Remote Mounted Lubricating Oil Filter Head Assembly to Prevent Low Lubricating... Page 3 of 3
Table 2, Publications Affected
Manual
Type
Engine
Procedure
Section
4332667
Refer to
Procedure 007018
7
2883557
Refer to
Procedure 007018
7
PowerGen QSX15
4310661
CM2250 ECF
Refer to
Procedure 007018
7
4332712
Refer to
Lubricating Oil
Procedure 007Filter Head Adapter
018
7
PowerGen QSX15
4310664
CM2250
Refer to
Procedure 007018
7
QSX15 CM2250
ECF
2883557
Refer to
Procedure 007018
7
QSX11.9 CM2250
2883561
ECF
Refer to
Procedure 007018
7
QSX15 CM2350
X105
QSX15 CM2250
ECF
Service
Manual
Bulletin
Number
QSX15 CM2350
X106
Procedure Title
Document History
Date
2016-3-9
Details
Module Created
Last Modified: 21-Jun-2016
Copyright © 2000-2010 Cummins Inc. All rights reserved.
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7/1/2016