PRO STEER Block Hydraulic Installation New Holland TR Series Combine Harvester Part Number A2364 Rev. 4.0 Copyright Topcon Precision Agriculture July, 2008 All contents in this manual are copyrighted by Topcon. All rights reserved. The information contained herein may not be used, accessed, copied, stored, displayed, sold, modified, published or distributed, or otherwise reproduced without express written consent from Topcon.
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Table of Contents TOC 1 Introduction 1-1 Introduction 1-2 Hydraulic Circuit 1-3 Hydraulic Layout 1-4 2 Hydraulic Installation 2-1 Installation 2-2 A Parts List A-1 A2364 Rev 4.0 i
Table of Contents Notes: ii www.topconpa.com
Introduction Chapter 1 This section will give you an introduction to the PRO STEER Block, the hydraulic circuit before and after installation and the hydraulic layout. Chapter Contents Introduction 1-2 Hydraulic Circuit 1-3 Hydraulic Layout 1-4 A2364 Rev 4.0 1-1
Introduction The purpose of this section is to illustrate the hydraulic block, associated hoses/connections and the fitting points for the PRO STEER Series IV Valve Block on this particular vehicle (Figure 1-1) Figure 1-1. New Holland TR Incudes Models: TR 8x & 9x As the manufacture of the vehicles vary from model to model, with different fittings, machine options and changes in specifications, some information in this section maybe incorrect, and care should be taken in regard to hydraulic fittings and connection points. If you are unsure about a fitting or connection point, obtain instruction from the vehicle manufacturer or agent. Protective glasses, clothing and shoes should be worn when installing PRO STEER hydraulics to the vehicle. Disconnect the battery, remove the ignition key and fit a DO NOT OPERATE sign to the steering wheel. Make sure that all connection points have been cleaned, so that foreign material does not enter the hydraulic system when the connections are open to the atmosphere. Make sure that the hydraulic system has cooled down, so that the oil is unable to burn or scold the installer, or bystanders. Never open a hydraulic system that is under pressure. If checking for hydraulic leaks, DO NOT use unprotected hands, as hydraulic oil under pressure is capable of piercing the skin. Do not enter the articulation areas of 4WD vehicles whilst the engine is running, as you maybe crushed if the steering is activated. 1-2 www.topconpa.com
Hydraulic Circuit A2364 Rev 4.0 1-3
Hydraulic Layout 1-4 www.topconpa.com
A2364 Rev 4.0 1-5
Notes: 1-6 www.topconpa.com
Hydraulic Installation Chapter 2 This section explains how to install your PRO STEER hydraulic block. Chapter Contents Installation 2-2 A2364 Rev 4.0 2-1
Installation Mount the PRO STEER above the wheel on the left hand side of the combine harvester. Showing the exact mounting plate that the PRO STEER valve block will mount to. IMPORTANT: It is recommended that the oil reservoir is drained priorto fitting of the PRO STEER, due to oil being expelled when fitting the TANK hose to the vehicles oil circuit. Make sure that the appropriate clean oil is replaced into the tank prior to starting of the machine. Mount the PRO STEER valve block to the supplied mounting bracket using the supplied bolts and the threaded holes in the base of the valve block. 2-2 www.topconpa.com
Pressure Pressure Supply The existing pressure line is disconnected from the orbitrol, it is connected via a hose (supplied in a bag marked P2 - Pressure) to the TEE that is connected to the P port on the PRO STEER block. Connect the hose (supplied in a bag marked P1 - Pressure ) from the P port at the orbitrol to port 2 on the bypass valve A2364 Rev 4.0 2-3
Tank (Return) Tank ( Return ) The oil return ( Tank ) is connected tothe access point shown. The existing tank line is disconnected from the orbital and a TEE inserted. Reconnect the original hose to the TEE. The hose ( supplied in a bag marked Tank ) is then connected to the inserted TEE and then to the T port on the PRO STEER Block. Inserted TEE 2-4 www.topconpa.com
A & B A2 & B2 Remove the Left and Right hoses from the orbitrol. Connect these hoses to the hoses (supplied in a bag marked A2 and B2). Then connect the supplied hoses to the PRO STEER ports marked L OUT and R OUT. A1 & B1 Connect the hoses ( supplied in a bag marked A1 and B1) to the orbitrol and to the PRO STEER block, ports L IN and R IN. A2364 Rev 4.0 2-5
Wiring This will depend on where the X20 is mounted. Recommended location is here. Mount PRO STEER ECU on the floor to the right of the seat. Find a constant power supply in the cab, or alternatively obtain power from the battery at the back of the machine. 2-6 www.topconpa.com
Appendix A - Parts List Appendix A This section lists the parts that you will find in your PRO STEER Hydraulic Installation kit. Chapter Contents Parts List A-2 A2364 Rev 4.0 A-1
Parts List Description Qty PRO STEER Block Ports T 7/8" UNO M - 13/16" ORFS M 1 P 7/8" UNO M - 11/16" ORFS 1 L IN 1/2" BSPP M - 13/16" ORFS 1 L OUT 7/8" UNO M - 13/16" ORFS 1 R IN 1/2" BSPP M - 11/16" ORFS 1 R OUT 7/8" UNO M - 11/16" ORFS 1 LS 7/16" UNO M - 9/16" ORFS M 1 X 7/16" UNO M - 9/16" ORFS M 1 A2 - L OUT to Steering Rams 13/16" ORFS M - F Swivel Elbow 1 13/16" ORFS F Elbow 1 13/16" ORFS F Straight 1 3/8" Hose 2 B2 - R OUT to Steering Rams 11/16" ORFS M - F Swivel Elbow 1 11/16" ORFS F Elbow 1 11/16" ORFS F Straight 1 3/8" Hose 2 A1 - Orbital to L IN USE EXISTING HOSE B1 - Orbital to R IN USE EXISTING HOSE Tank/Return 13/16" ORFS M - F Swivel - M TEE 1 13/16" ORFS F Elbow 1 13/16" ORFS F Straight 1 1/2" Hose 0.5 Pressure 11/16" ORFS M - F Swivel - M TEE 1 A-2 www.topconpa.com
11/16" ORFS F Elbow 1 11/16" ORFS F Straight 1 3/8" Hose 0.5 9/16" ORFS F Elbow 1 9/16" ORFS F Straight 1 1/4" Hose 0.65 LS X 9/16" ORFS M - F Swivel Elbow 1 KEE Series IV Hydraulic Valve 1 Block 7 Litre Hyd Fitting Manual 1 Mounting Bracket 1 A2364 Rev 4.0 A-3
Notes: A-4 www.topconpa.com