TSB180042-050720
Service Bulletin Details
Public Details for: TSB180042-050720
This technical service bulletin describes the verification and resolution of a potential issue where the heat exchanger mounting bracket on certain engines has a gap between it and the engine due to the initial assembly procedure.
- 9999 -
Heat Exchanger Mounting Bracket Installation Page 1 of 4 Technical Service Bulletin Technical Service Bulletin: Released Date: 07-May-2018 TSB180042 Heat Exchanger Mounting Bracket Installation Heat Exchanger Mounting Bracket Installation 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 • • • • • ISL9 CM2350 L101 L9 CM2350 L116B L9 CM2350 L123B ISL G CM2180 L9N CM2380 Issue Symptom: Heat exchanger mounting bracket, Part Number 5289017, has gaps when mounted to engine. Root Cause: Incorrect initial assembly procedure. Verification Inspect for gaps at heat exchanger mounting bracket mounting points as indicated by Figure 1. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2018/tsb180042.html 6/1/2018 Heat Exchanger Mounting Bracket Installation Page 2 of 4 Figure 1, Heat Exchanger Mounting Bracket Gap Resolution If gaps are identified loosen all mounting capscrews and follow the torque procedure below: 1. Torque bottom two mounting screws to 43 n•m [ 32 ft-lb ], working from front to rear of engine. 2. Torque top mounting screwsto 43 n•m [ 32 ft-lb ], working from front to rear of engine. See table 1 for corresponding service procedures. Table 1, Service Procedure Manual Type Engine Service Manual Number Procedure Title Procedure https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2018/tsb180042.html Section 6/1/2018 Heat Exchanger Mounting Bracket Installation Page 3 of 4 Service Manual ISL9 CM2350 L101 L9 CM2350 L116B L9 CM2350 L123B ISL G CM2180 4310787 5411330 5411465 4021649 Heat Exchanger Refer to Procedure 008-053 (/qs3/pubsy s2/xml/en/p rocedures/1 85/185008-053tr.html) Heat Exchanger Refer to Procedure 008-053 (/qs3/pubsy s2/xml/en/p rocedures/4 59/459008053.html) Heat Exchanger Refer to Procedure 008-053 (/qs3/pubsy s2/xml/en/p rocedures/4 59/459008053.html) Heat Exchanger Refer to Procedure 008-053 (/qs3/pubsy s2/xml/en/p rocedures/4 5/45-008053-trislg.html) https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2018/tsb180042.html 8 6/1/2018 Heat Exchanger Mounting Bracket Installation L9N CM2380 5467492 Page 4 of 4 Heat Exchanger Refer to Procedure 008-053 (/qs3/pubsy s2/xml/en/p rocedures/5 21/521008-053tr.html) Document History Date 2018-4-3 Details Module Created Last Modified: 07-May-2018 https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2018/tsb180042.html 6/1/2018