156405-3220 ZEXEL 9 423 610 653 BOSCH FLYWEIGHT 9423610653 1564053220 1157431010

Remove the 345-2985 Ether Nozzles (Atomizers) or the plug in the hole in each intake manifold. Install the more robust 423-4336 Ether Nozzles (Atomizers) and related parts.
Refer to the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES
****Parts Stock****
Submit one claim for all engines reworked in dealer parts stock. The parts listed in the Parts Needed will be allowed for each engine that is reworked. 1 hour labor will be allowed for each engine that is reworked. Include the engine serial numbers and arrangement numbers in the service claim story.
****Affected Product****
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 1*******
0-21000 hrs,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 1.0-hour job for Group 1
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 2*******
0-21000 hrs,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 1.0-hour job for Group 2
PARTS DISPOSITION
****Parts Stock****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
****Affected Product****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
Group Number 1
1. Remove the existing ether nozzles or plugs from the left and right intake manifolds.
2. Install the components identified in Image 1.1.1. Apply thread sealant (Loctite 536) to the threads of the 423-4336 Ether Nozzles before tightening (9 +/- 2 Nm) them into the intake manifolds.
3. Check to ensure that the ether control parameter is programmed to "Enabled" by using Cat ET.
Image1.1.1
Group Number 2
1. Remove the existing ether nozzles or plugs from the left and right intake manifolds.
2. Install the components identified in Image 2.1.1 on the front right side of the engine. Apply thread sealant (Loctite 536) to the threads of the 423-4336 Ether Nozzles before tightening (9 +/- 2 Nm) it into the intake manifold.
Image2.1.1
3. Install the components identified in Image 2.2.1 on the front left side of the engine. Apply thread sealant (Loctite 536) to the threads of the 423-4336 Ether Nozzles before tightening (9 +/- 2 Nm) it into the intake manifold.
4. Check to ensure that the ether control parameter is programmed to "Enabled" by using Cat ET.
Image2.2.1