CHAIN 8D1646 - Caterpillar

Introduction
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known use the solution that is identified below.Problem
The 211-7826 Cylinder Block Liners could have a crack towards the top of the crown of the liner, but not limited to this specific area.Solution
Dealers need to inspect the loose parts inventory to determine if their cylinder liners are within the suspect cylinder liner serial number range. The last five digits on the bottom of the liner are the serial number. If a cylinder liner is within the suspect range, contact the DSN.The suspect cylinder liner serial numbers are listed in Table 1.
Table 1
Date    Serial Number    
05February 2014     25737    
06February 2014     26496 - 26509
26511 - 26531    
07February 2014     27325 - 27383, 27395    
08February 2014     28046, 28047, 28075, 28077    
10February 2014     28717 - 28787    
11February 2014     29481    
12February 2014     30687, 30690, 30691, 30695 - 30719, 30744 - 30755    
13February 2014     31837, 31894, 31896, 31899, 31901, 31905, 31906    
14February 2014     32531, 32543, 32544    
15February 2014     33337, 33352, 33356, 33371, 33376 - 33378, 33380 - 33383, 33386, 33387, 33405, 33412 - 33415, 33417 - 33442