PRODUCT SUPPORT PROGRAM FOR REROUTING THE CHASSIS HARNESS ON CERTAIN 301.7D CR MINI HYDRAULIC EXCAVATORS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REROUTING THE CHASSIS HARNESS ON CERTAIN 301.7D CR MINI HYDRAULIC EXCAVATORS

Usage:

TEBE5644-01

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23Feb2017

(Revised 30Mar2017)

U-96

D-76

O-79

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Before/After	PRODUCT SUPPORT PROGRAM FOR REROUTING THE CHASSIS HARNESS ON CERTAIN 301.7D CR MINI HYDRAULIC EXCAVATORS
1408 7051		PS45393

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NOTE:

Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.

NOTE:

This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS45393" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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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.

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NOTE:	This Revised Service Letter replaces the 23Feb2017 Service Letter. Changes have been made to the Service Claim Allowances.

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TERMINATION DATE

28Feb2019

PROBLEM

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The existing throttle cable bracket can damage the chassis harness on certain 301.7D CR Mini Hydraulic Excavators. If the existing chassis harness fails, it can cause a fuse to blow or the machine may not start.

AFFECTED PRODUCT

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Model	Identification Number
301.7D CR	LJ800151-00155, 157-186, 200-572, 574, 577, 579 LJD00150, 153, 155-156, 158-257, 300-933, 935-955

PARTS NEEDED

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Qty	Part Number	Description
2	3S2093	STRAP-CABLE
1	4388571	HARNESS AS (After Failure Only)
1	5102543	KIT-REPAIR
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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Refer to the attached Rework Procedure.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-1500 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
1501-3000 hrs, 37-48 mo	33.0%	50.0%	0.0%	0.0%	50.0%	50.0%

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NOTE: This is a 1.0-hour job
Note: 1.0 hours is allowed for Before Failure repair that includes rerouting of the existing harness. Note: An additional 9.0 hours for a total of 10.0 hours is allowed for an After Failure repair. An After Failure repair includes rerouting and may include replacement of the 438-8571 Chassis Wiring Harness.

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PARTS DISPOSITION

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

Rework Procedure

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Note: Ensure that all safety information, warnings, and instructions are read and understood before any operation or any maintenance procedures are performed. Refer to the Operation and Maintenance Manual "Safety Section".

Refer to the Service Manual if/as necessary.

Preparation of the Machine for Rework:

A. Park the machine on firm level ground.

B. Stop the engine and turn the start switch to the "OFF" position.

C. Secure the machine from moving.

D. Disconnect the battery.

Rerouting the Chassis Harness:

1. Remove the tie straps and clip securing the 438-8571 Harness to the 426-8967 Bracket. Refer to Image 1.2.1.

Image1.2.1

2. Measure and record the length of thread on the accelerator cable. Use this length in Step 5 in order to assemble the cable with the same adjustment. Loosen the nuts of the accelerator cable and remove the cable from the bracket.

3. Remove two 8T-4189 Bolts and the accelerator cable 426-8967 Bracket. Refer to Image1.4.1.

Image1.4.1

4. Assemble the new accelerator cable 510-2553 Bracket with two 8T-4189 Bolts, two 372-1078 Lock Washers and two 8T-4224 Flat Washers. Tighten the bolts to a specified torque of 25 N.m. Refer to Image1.5.1.

Image1.5.1

5. Use the nuts on the accelerator cable to assemble the accelerator cable to the bracket according to the measurement from previous Step 2.

6. Replace the hex head bolt with 381-2828 Socket Head Bolt (7) and 372-1072 Bevel Washer (9). Reuse 372-7358 Clip (6) and 8T-4224 Flat Washer (8). Refer to Images1.7.1 and 1.7.2.