PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES

Usage:

SEBE9012

December 7, 2004
U-362
A-260
TT-27

Show/hide table

*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES
1250		PI30750

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30750" as the Part number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI30750" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

NOTE: The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.

Show/hide table

COMPLETION DATE	TERMINATION DATE
June 30, 2005	December 31, 2005

PROBLEM

The spring /check valve within the HEUI pump is experiencing fatigue failure, causing hard starting or rough running.

AFFECTED PRODUCT

Show/hide table

Model

Identification Number

3126E

HEP17879-17879, 27206-27206, 28961-28961, 32539-32539, 35326-35326, 36697-36697, 36841-36841, 37026-37026, 38020-38020, 38664-38686, 38689-38706, 38841-38853, 38861-38861, 38868-38872, 38894-38894, 39010-39010, 39028-39028, 39070-39070, 39072-39073, 39075-39076, 39079-39083, 39085-39109, 39122-39124, 39176-39176, 39189-39226, 39228-39237, 39239-39244, 39246-39272, 39275-39300, 39302-39303, 39305-39308, 39310-39315, 39317-39320, 39328-39329, 39357-39362, 39375-39382, 39384-39402, 39404-39404, 39406-39417, 39421-39450, 39453-39455, 39457-39462, 39495-39495, 39497-39498, 39500-39500, 39507-39525, 39534-39609, 39611-39626, 39628-39705 39707-39709, 39711-39730, 39732-39736, 39773-39775, 39786-39811, 39813-39826, 39828-39891, 39894-39896, 39899-39903, 39905-39906, 39908-40049, 40051-40114, 40116-40170, 40172-40208, 40210-40238, 40240-40242, 40244-40280, 40282-40303, 40305-40322, 40324-40385, 40387-40456, 40458-40540, 40542-40651, 40653-40680, 40682-40711, 40713-40721, 40723-40732, 40734-40792, 40794-40856, 40858-40863, 40865-40924, 40926-40928, 40930-40937, 40943-40948, 40951-40994, 40996-40996, 40999-41057, 41059-41062, 41064-41092, 41094-41094, 41096-41096, 41098-41195, 41197-41202, 41204-41206, 41208-41210, 41212-41215, 41217-41353, 41355-41367, 41369-41400, 41402-41441, 41443-41457, 41459-41496, 41498-41505, 41507-41521, 41523-41534, 41536-41610, 41612-41685, 41687-41715, 41717-41801, 41803-41850, 41852-41913, 41915-41919, 41921-41931, 41933-41933, 41935-41935, 41937-41970, 41972-42000, 42002-42005, 42007-42065, 42067-42097, 42099-42113, 42115-42154, 42156-42164, 42167-42188, 42194-42208, 42210-42301, 42303-42346, 42348-42409, 42411-42456, 42458-42484, 42486-42506, 42508-42515, 42517-42517, 42519-42543, 42545-42648, 42650-42717, 42719-42726, 42728-42743, 42745-42793, 42795-42849, 42851-42865, 42867-42900, 42902-43053, 43055-43129, 43133-43133, 43138-43155, 43157-43170, 43172-43183, 43185-43246, 43248-43261, 43263-43267, 43269-43320, 43322-43420, 43422-43591, 43594-43607, 43612-43659, 43661-43722, 43724-43790, 43792-43809, 43819-43968, 43970-43989, 43991-44005, 44007-44076, 44078-44254, 44261-44274, 44276-44283, 44285-44339, 44341-44444, 44446-44484, 44486-44520, 44522-44528, 44530-44692, 44694-44739, 44741-44746, 44748-44750, 44752-44806, 44808-44900, 44902-44907, 44909-44978, 44980-45046, 45048-45049, 45051-45090, 45092-45110, 45112-45127, 45129-45165, 45167-45171, 45173-45199, 45201-45234, 45236-45256, 45258-45302, 45304-45306, 45308-45312, 45314-45327, 45329-45335, 45337-45363, 45365-45392, 45394-45401, 45404-45436, 45438-45545, 45547-45571, 45573-45574, 45576-45589, 45591-45591, 45593-45630, 45632-45649, 45651-45687, 45689-45693, 45695-45724, 45726-45746, 45748-45752, 45755-45756, 45758-45758, 45761-45792, 45801-45810, 45812-45815, 45824-45829, 45837-45839, 45841-45845, 45847-45847, 45849-45876, 45879-45881, 45884-45884, 45886-45891

PARTS NEEDED

Show/hide table

Qty	Part Number	Description
1	2625465	KIT-CHECK VALVE
1*	10R2981	PUMP

*NOTE: Order only if the valve spings in the pump are broken.

ACTION REQUIRED

Notice: Failure to install the "Service Bolt", included in check valve kit, prior to removing fuel transfer pump mounting bolts WILL CAUSE THE HEUI PUMP TO SEPARATE AND FAIL! Follow Special instructions REHS2422 carefully!

Illustration 1

Verify part number of HEUI pump. (See Illustration 1)

3126E 2323911 HEUI pump

2044944 HEUI pump

If HEUI pump part number is not listed above?STOP.

Verify s/n on HEUI pump is in the following range. (See Illustration 1)

3126E 9440054815 - 9440075582

9110085776 ? 9110099469

If HEUI pump serial number is not in range listed above?STOP.

Verify that HEUI pump has not already been reworked by looking for a "CV" stamped on the HEUI pump. (See Illustration 1)

If HEUI pump is stamped "CV"?STOP

Install the 2625465 Check Valve Kit using the rework procedure in Special Instruction REHS2422.

NOTE: The special instructions MUST be followed completely or pump failure may occur. Follow each step including proper torque values, sequence and use of the "service bolt".

OWNER NOTIFICATION

U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

Show/hide table

Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs	Parts	Labor Hrs	Parts	Labor Hrs
100%	100%	0	0	0	0
NOTE: Claim either 0.4 hours for inspection or 2.4 hours for inspect and replace. NOTE: Additional labor hours will be covered for various cab configurations. NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report

Show/hide table

SMCS Code	SC	MC	CV	CO	BU	Description
7751-040	0.4	0.4	0.4	0.4	0.4	Inspect
7751-522-CV	2.8	2.4	2.4	2.4	2.8	Replace Check Valve

PARTS DISPOSITION

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Attach. (1- Owner Notification)

COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT

MODELS INVOLVED - 3126E ENGINES

Dear Caterpillar Product Owner:

A new check valve kit needs to be installed on the products listed below. 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 December 7, 2004 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to December 7, 2004 Service Letter