PRODUCT IMPROVEMENT PROGRAM TO REMOVE STABILITY ALARM SWITCH ON CERTAIN 325D, 330D, 345C, AND 385CL EXCAVATORS (DEMOLITION CORE) Caterpillar

PRODUCT IMPROVEMENT PROGRAM TO REMOVE STABILITY ALARM SWITCH ON CERTAIN 325D, 330D, 345C, AND 385CL EXCAVATORS (DEMOLITION CORE) [REBE1573]

ELECTRICAL AND STARTING SYSTEM

WIRING GP

PRODUCT IMPROVEMENT PROGRAM TO REMOVE STABILITY ALARM SWITCH ON CERTAIN 325D, 330D, 345C, AND 385CL EXCAVATORS (DEMOLITION CORE)

REBE1573-00

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15Feb2007

U-56

O-51

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*Safety*	PRODUCT IMPROVEMENT PROGRAM TO REMOVE STABILITY ALARM SWITCH ON CERTAIN 325D, 330D, 345C, AND 385CL EXCAVATORS (DEMOLITION CORE)
7407 1408		PI10576

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI10576" 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 "PI10576" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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PROBLEM

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The existing wiring harness on certain 325D, 330D, 345C, and 385CL Excavators (Demolition Core) needs to be modified to prevent the disconnection of the stability alarm. Unintended and/or unnoticed disconnection of this alarm could lead to incorrect operation of the machine with the loss of machine stability with the potential for serious injury or death.

AFFECTED PRODUCT

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Model	Identification Number
325D	GBR00132, 134, 137, 141, 147
330D	THJ00245, 249-255, 261-262, 264, 266-268
345C	SPC00223-00227, 229-232, 234-236, 238-239, 242
385CL	KGB00277-00278, 285 T2E00304, 313

PARTS NEEDED

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Qty	Part Number	Description
3	3S2093	STRAP-CABLE
1	7Y3962	TERMINAL-MALE
1	7Y3963	TERMINAL-FEMALE
1	7Y3964	TUBE
1	7Y3965	TUBE

ACTION REQUIRED

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Disconnect switch to remove possibility of disconnecting alarm. This is an interim corrective action before permanent corrective action (with alarm status monitor) is available.
See the attached procedure.

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OWNER NOTIFIAVSION

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

SERVICE CLAIM ALLOWANCES

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AVSpare		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
100%	100%	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.

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

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

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

SAFETY - PRODUCT IMPROVEMENT PROGRAM TO REMOVE STABILITY ALARM SWITCH ON CERTAIN 325D,
330D, 345C, AND 385CL EXCAVATORS (DEMOLITION CORE)

MODELS INVOLVED - 325D, 330D, 345C, 365C, and 385C

Dear AVSpare Product Owner:

The existing wiring harness on the products listed below needs to be modified to prevent the disconnection of the stability alarm. Unintended and/or unnoticed disconnection of this alarm could lead to incorrect operation of the machine with the loss of machine stability with the potential for serious injury or death. You will not be charged for the service performed.

Contact your local AVSpare 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 15Feb2007 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.

AVSpare Inc.

Identification #(s)

Attached to 15Feb2007 Service Letter

Rework Procedure

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In cab, at rear of RH armrest, disconnect and cut the two terminals connected to 283-3074 Switch in cab (switch is located in rear central position, 568-GN & H414-YL wires).
There should be also two (325D, 330D and 345C) or three other (365C, 385C) switches located in this area (on the first row of plate towards front of machine). These are used for back-up mode. Do not disconnect or remove any of these switches.

Remove 283-3074 Switch (located in rear central position).

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Add 7Y-3966 Terminal As.(assembly of 7Y-3962 Male Terminal & 7Y-3964 Tube) on 568-GN wire and 7Y-3967 Terminal As. (assembly of 7Y-3963 Female Terminal & 7Y-3965 Tube) on H414-YL Wire.
Connect the two terminals and reroute bundle under platform.
Use 3S-2093 Straps to secure bundle on console harness.

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Image1.2.4

Insure correct function of warning device.

Position machine with front parts "over the front" in vertical position (fore boom and stick cylinders fully retracted).
Carefully action boom down lever: buzzer should be heard when demolition front parts are positioned such as angle between boom and upper frame is greater than threshold angle. This angle equals 20 degrees on 325D, 25 degrees on 330D, 345C and 365C and 15 degrees on 385C (40m).