159251-5520 ZEXEL 9 421 611 184 BOSCH GOVERNOR COVER 9421611184 1592515520 223021450a

This is a 1.5-hour job for Group 2
1) An additional allowance of 4.0 hours can be claimed if the pump needs to be replaced after failing inspection.
2) Should the Dealer not have access to a Bore Scope an allowance of $250 per Dealer is allowed for the purchase of this tool.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
For NACD
Caterpillar Inc.
Attn: Supplier Recovery
Service Claims Room
8201 N. University
Peoria, IL 61615
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.
COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999
SAFETY - PRODUCT IMPROVEMENT PROGRAM FOR THE INSPECTION AND POSSIBLE REPLACEMENT OF THE FUEL INJECTION PUMP ON CERTAIN TURBOCHARGED 414E, 416E, 420E, AND 430E BACKHOE LOADERS
MODELS INVOLVED - 414E, 416E, 420E, 430E
Dear Caterpillar Product Owner:
The Fuel Injection Pump needs to be inspected and possibly replaced on the products listed below. The existing Fuel Injection Pump can cause an unexpected increase in engine speed which may result in personal injury or death.
You will not be charged for the service performed.
Contact your local Caterpillar dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service.
Please refer the dealer to their Service Letter dated 08May2008 when scheduling this service.
We regret the inconvenience this may cause you, but urge you to have this service performed for your added safety and satisfaction.
Caterpillar Inc.
Identification #(s)
Attached to 08May2008 Service Letter
Rework Procedure
Tools required for the inspection of the fuel injection pump are:
17 mm hexagonal socket 3/8" drive.
3/8" drive ratchet wrench with 300 mm extension
Bore Scope with flexible end and ninety degree viewing lens. The Bore Scope has to be capable of being inserted in a 10 mm diameter hole. A 6 mm Bore Scope is recommended for optimium viewing.
1) Before proceeding, first check the serial number shown on the pump identification plate. Image 1.1.1
Image1.1.1
If the machine is identified in the Affected Product and the fuel pump serial number ends with the letter "B" as indicated in image 1.1.1 then the fuel pump should be further inspected.
2) Remove engine compartment door by removing the three bolts holding the door in place using a 13 mm ratchet and socket. Pull the rear of the door away from the machine and then pull the door towards the rear of the machine to remove it from the radiator guard. Image 1.2.1
Image1.2.1
3) Record pump and engine serial number.
Only carry out the following procedure if the pump type number is identified with the "B". (The pumps without the "B" are not affected by this problem).
4) Ensure the area around the fuel return connection is clean. The connection is on the top of the fuel pump toward the front of the engine. Image 1.3.1
Image1.3.1
5) Use a 17 mm X 3/8" drive hexagonal socket, extension 3/8" x 3/8" x 300 mm length and ratchet wrench 3/8" drive to release and remove the return connection fitting.
Note: Be careful not to damage the fitting and o-rings (image 1.4.1), and ensure nothing is