Secondary Steering System Needs To Be Added To Certain PS-300B Compactors Caterpillar

Secondary Steering System Needs To Be Added To Certain PS-300B Compactors

Usage:

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Caterpillar: Confidential Yellow

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI3211" as the Part Number, "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 "PI3211" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

Completion Date

June 30, 1999

Termination Date

December 31, 1999

Problem

A secondary steering system needs to be added to certain PS-300B Compactors. Machines having a speed higher than 20 Km/H must be equipped with a secondary steering system to meet the C.E.E. Regulations. This Program replaces the June 6, 1998 Service Letter - PI3150.

Affected Product
Model & Identification Number

PS-300B (4PN77, 4PN78, 4PN82, 4PN84-89, 4PN91-104, 4PN106-115, 4PN117-122, 4PN124, 4PN125)

Parts Needed

Dealers will need to order parts for this Program.

1 - 8C8988 ELBOW-SPL

1 - 6D4636 CLIP

1 - 9D2867 LENS-AMBER

1 - 9D3127 BASE-IND LIG

1 - 3E5184 CONT GP

1 - 3E6450 SWITCH AS-PR

1 - 6E5444 VALVE GP-CHE

1 - 9G9150 CLIP

1 - 3J1907 SEAL-O-RING

5 - 3K0360 SEAL-O-RING

4 - 2M9780 SEAL-O-RING

1 - 8M2773 CLIP

5 - 9M8406 CLIP

1 - 7N5876 LAMP-MINIATU

1 - 3S8624 CABLE AS (was 1 - 5Y1423)

1 - 3T0050 CLIP

1 - 7T0969 HORN AS-24 V

1 - 8T0076 CONNECTOR-SP

1 - 8T0249 ELBOW-SWIVEL

2 - 8T4121 WASHER-PLATE

2 - 8T4137 BOLT

4 - 8T4189 BOLT

4 - 8T4224 WASHER-PLATE

1 - 8T4244 NUT

1 - 8T7912 ADAPTER

2 - 8T7914 ADAPTER

1 - 6V0406 SEAL-BONDED

2 - 6V0407 SEAL-BONDED

1 - 6V3965 NIPPLE AS-VA

2 - 6V7420 ADAPTER-STR

8 - 6V8397 SEAL-O-RING

13 - 6V8398 SEAL-O RING

1 - 6V8625 ELBOW-FACE S

1 - 6V8639 CONNECTOR-SE

2 - 6V8721 ELBOW-FACE S

4 - 6V8936 REDUCER AS

1 - 6V8980 ELBOW-90 DEG

1 - 6V8981 ELBOW-90 DEG

1 - 6V9168 NUT-BULKHEAD

1 - 6V9169 NUT

1 - 6V9189 LOCKNUT

1 - 6V9837 TEE-SWIVEL

1 - 6V9851 ELBOW-SWIVEL

1 - 9W3043 ALTERNATOR G

1 - 7X0871 TEE-SWIVEL

1 - 7X5308 CAP, DUST

1 - 1102218 TEE-SWIVEL

1 - 1173705 HOSE AS.

1 - 1182480 HOSE AS

1 - 1218277 HOSE AS

1 - 1248910 HOSE AS

1 - 1388590 CABLE AS

1 - 1477816 FILM-IDENT

1 - 1591660 CABLE AS.

1 - 1591661 PLATE AS.

1 - 1601561 PLATE

1 - 1656486 PLATE

1 - 1656487 HARNESS AS

1 - 1658879 FILM

1 - 1658880 FILM

1 - 1658881 FILM

1 - 1658882 FILM

Action Required

See the attached procedure.

Owner Notification

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

Service Claim Allowances

NOTE: This is a 20-hour job.

NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report.

Parts Disposition

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

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

Attach.

(1-Owner Notification)

(2-Rework Procedure)

Copy Of Owner Notification For U.S. And Canadian Owners

Rework Procedure

HYDRAULIC COMPONENTS INSTALLATION

- Disconnect the wires from the battery terminals

- Open the left side ballast box.

Referring to Illustration 159-1659:

- Weld the secondary steering pump support 159-1661 on the chassis

- Install the secondary pump 159-1660 on its support.

Referring to Illustration 159-1658 2/3:

- Drill 3 holes then install the Control GP 3E5184 and harness clamp.

Referring to Illustrations 159-1657:

- Install the pressure check on the hydraulic filter. Then install the new connections and the switch 3E6450.

- Install the new hoses:

- 124-8910 From tank to secondary pump inlet port.

- 118-2480 From Pressure check to secondary pump outlet port.

- 117-3705 From Pressure check (Other end will be connected later)

- Clamp the hoses to prevent rubbing.

Referring to Illustrations 159-1657

- Remove the driver seat and the console covers.

- Remove the cover which protects the hoses behind the driver seat.

- Connect the hose 121-8277 at port "P" of the steering control unit.

- Route the hose as indicated and connect it to the elbow to be installed.

WIRING.

Referring to Illustrations 159-1658

- Install ,connect and strap the provided main harness 165-6487. This harness is connected to the control group, to the alternator, to the secondary steering pump, to the pressure switch and to the ground

- Install the horn.

- Drill the 18mm hole in the dashboard. (Protect the inside wires to prevent damages.

- Install the light on the dashboard and the film 147-7816.

- Install, connect and strap the harness in the console.

- Install the cable 138-8590.

- Install the cable 5Y-1423.

Reinstall the covers , the seat and close the ballast box.

IMPORTANT

- Before reinstalling the platform rear cover make sure that there is no contact between the newly installed components and the sliding seat system.

- Stick the Instruction film at the top RH of the front windshield.

TESTING

Turn the starting switch on position 1

The secondary steering pump will run 3 seconds, turn the steering wheel during this time, the front wheels must steer. After the first 3 second the secondary steering pump stops.

Any pressure drop of the main steering pump will start the secondary steering pump.

Illustration 1 - 159-1659