CMI-T9N7V-04

Service Bulletin Details

Public Details for: CMI-T9N7V-04

This is a representative communication from the cummins producing plant to possibly affected vehicle manufacturers regarding a potential loose air transfer clamp on some engines. Clamps should be inspected and torqued to 75 in. Lbs and repo


- 9999 -

Models from 9999
9999 CUMMINS ISX12
From:
To:
Cc:
Subject:
Date:
Attachments:
Phil
Kayla
Richard
FW: Autocar with possible loose air transfer clamps
Thursday, March 29, 2018 12:41:09 PM
image004.png
Hi Kayla,
Here is the memo sent yesterday to our Cummins contacts for Autocar.
Phil
From: Phil
Sent: Wednesday, March 28, 2018 3:10 PM
To: Gena
; Joshua

Cc: Kimberly
; Richard

Subject: RE: Autocar with possible loose air transfer clamps
Here is a photo of the suspect inlet and clamp for reference…
From: Phil
Sent: Wednesday, March 28, 2018 2:43 PM
To: Gena
; Joshua

Cc: Kimberly
; Richard

Subject: RE: Autocar with possible loose air transfer clamps
To avoid confusion, I edited the original email below as I had some mistakes when I sent
the original note to Gena – my apologies to Gena and everyone for the confusion!
Phil
Regards,
Phillip
Customer Quality Assurance
Heavy Duty Operations
Cummins Inc.- Jamestown Engine Plant
PH: (716) 456FX: (866) 829Cell: (716) 450E-mail: phil.
@cummins.com
From: Phil
Sent: Wednesday, March 28, 2018 2:27 PM
To: Gena
; Joshua

Cc: Kimberly
; Richard

Subject: RE: Autocar with possible loose air transfer clamps
Gena/All,
In addition, if the tech can check to see if the two trunnions are touching together (red areas
in print below), this likely means a bad clamp and it will need to be replaced.
If a gap like shown below, it should be good…but it still wouldn’t be a bad idea for the tech
to check it.
Phil
From: Gena
Sent: Wednesday, March 28, 2018 2:23 PM
To: Joshua

Cc: Phil
; Kimberly
; Richard

Joshua,
                I am looking for a name of a tech that JEP can have check the torque on v band clamps of
engines belonging to AutoCar. Some of these engines may have even been shipped to Crosspoint to
hold/up fit for AutoCar. See the attachment for the complete list of ESNs.
                Below is the actual description of the issue along with what is needing to be checked.
Issue: There could be a gap is no gap in the trunnion area of the v-band clamp indicating
the clamp is not meeting its intended function.
Possible fail mode: Loose air transfer pipe/air leak.
Fix: Ensure that the clamp is torqued to 75 in. lbs and report any defective clamps with
ESN’s to JEP CQA.
Gena
Heavy Duty Customer Quality
Cummins,Inc-Jamestown Engine Plant
716-456-


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