PRODUCT SUPPORT PROGRAM FOR REWORKING THE CAB HEATER HOSE ON CERTAIN 306E MINI HYDRAULIC EXCAVATORS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REWORKING THE CAB HEATER HOSE ON CERTAIN 306E MINI HYDRAULIC EXCAVATORS

Usage:

TEBE0814-00

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08Jan2014

D-12

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*After Failure Only*	PRODUCT SUPPORT PROGRAM FOR REWORKING THE CAB HEATER HOSE ON CERTAIN 306E MINI HYDRAULIC EXCAVATORS
1812 1808		PS52586

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NOTE:

This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS52586" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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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TERMINATION DATE

31Jan2015

PROBLEM

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The fittings on the cab heater hose have been improperly positioned on certain 306E Mini Hydraulic Excavators.

AFFECTED PRODUCT

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Model	Identification Number
306E	FHL00100-00471, 477-496, 498-507, 515-518

PARTS NEEDED

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Qty	Part Number	Description
1	COOLANT	ELC-50/50 PREMIX (1 LITRE)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 4% 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%
0-2500 hrs, 0-12 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 1.0-hour job

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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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1. Park the machine on level ground with the implements lowered.

2. Release the system pressure. Refer to KENR9860, Disassembly and Assembly, "System Pressure - Release".

3. Turn off the engine and battery isolator switch. Ensure that the engine has been cooled down sufficiently before completing this Rework Procedure. Refer to Image1.1.1.

Image1.1.1

4. Unbolt and remove the engine top cover.

5. Loosen and rotate the compressor harness angle bracket away from the coolant filled cab heater hose, toward the firewall. Refer to Image1.2.1.

6. Loosen and remove the hose clamp and the hose. Refer to Image1.2.1.

Image1.2.1

7. Loosen, remove, and clean up the hose straight fitting and the plug below. Refer to Image1.3.1.

8. Swap these two fittings position. Apply Loctite 536 and retighten the fittings to a specified torque of 22.5 N.m. Refer to Image1.3.1.

9. Reassemble and tighten the cab heater hose to a specified torque of 2 +/- 0.2 N.m, to the bottom straight fitting. Ensure that this hose is not interfering with the refrigerant piping.

10. Retighten the compressor harness angle bracket to a specified torque of 32 N.m.

11. Check the coolant level. Refill the coolant, if required.

12. Test run the machine and check for any leaks.

13. Reassemble the engine top cover and tighten to a specified torque of 100 N.m.