Ultraflex UC 95-OBF Installation And Maintenance Manual

Hydraulic cylinder for outboard engines

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Installation and Maintenance manual
HYDRAULIC CYLINDER
FOR OUTBOARD ENGINES
UC 95-OBF
ULTRAFLEX
R
UK
F
I
page 2
pag. 27
page 53
PARTNER
(Dr./Dis./Des. n° 35204/c - 10/07/2020)

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Summary of Contents for Ultraflex UC 95-OBF

  • Page 1 Installation and Maintenance manual HYDRAULIC CYLINDER FOR OUTBOARD ENGINES UC 95-OBF ULTRAFLEX page 2 pag. 27 page 53 PARTNER (Dr./Dis./Des. n° 35204/c - 10/07/2020)
  • Page 2 ULTRAFLEX production is since ever synonimous of reliability and safety. All ULTRAFLEX products are designed and manufactured to ensure the best performance. To ensure your safety and to maintain a high quality level, ULTRAFLEX products are guaranteed only if they are used with original spare parts.
  • Page 3: Table Of Contents

    ULTRAFLEX Installation and Maintenance Manual TABLE OF CONTENTS ���������������������������������������������������������������������������������������������������������������������������������� DOCUMENT REVISIONS ��������������������������������������������������������������������������������������������������������������� MANUAL USE AND SYMBOLS USED ���������������������������������������������������������������������������������������������������������������������������������������������� INTRODUCTION ���������������������������������������������������������������������������������������������������������������������������������������������������� WARRANTY SECTION 1 - PRODUCT DESCRIPTION ��������������������������������������������������������������������������������������� HYDRAULIC STEERING SYSTEM OPERATION ������������������������������������������������������������������������������������ WARNINGS FOR THE CORRECT PRODUCT USE ������������������������������������������������������������������������������������������������������������������������������ CONFIGURATIONS ����������������������������������������������������������������������������������������������������...
  • Page 4: Document Revisions

    ULTRAFLEX Installation and Maintenance Manual DOCUMENT REVISIONS Rev. Rev. Date Date Revision description Revision description 10/07/2020 First edition page 4 of 79 - HYDRAULIC CYLINDER FOR OUTBOARD ENGINE...
  • Page 5: Manual Use And Symbols Used

    ULTRAFLEX Installation and Maintenance Manual USE OF THE MANUAL AND SYMBOLS USED THE INSTALLATION AND MAINTENANCE MANUAL is the document accompanying the product from its sale to its replacement and discharge. The manual is an important part of the product itself.
  • Page 6: Introduction

    We remind you that only marked steering systems must be used on the boats marked We inform you that the ULTRAFLEX warranty is null if some ULTRAFLEX components are installed on a steering system together with products of other brands.
  • Page 7: Section 1 - Product Description

    A well balanced steering sys- tem needs a correct choice of the pump for the cylinder. ULTRAFLEX produces different pump models, which have different capacity (cm of oil moved each steering wheel turn) and for each type of installation. While choosing the pump it is important to consider the cylinder volume.
  • Page 8: Configurations

    Check the compatibility of the tie bar with the engines CAUTION Also in case of single engine applications with a horsepower which exceeds 175hp or 55 m.p.h., it is necessary to assemble the ULTRAFLEX UC 128-OBF or UC128-SVS cylinder. page 8 of 79 -...
  • Page 9: Uc95-Obf Cylinder Description

    354 Kg - 780 lbs (@70 bar) Inside diameter 30 mm - 1.18” Stroke 186 mm - 7.3” OL150 Ultraflex UC95-OBF/1 UC95-OBF/2 CAUTION * The cylinder thrust shown above is a theoretical value calculated considering a pressure system of 70 bar (1000 psi).
  • Page 10: Section 2 - Transport

    ULTRAFLEX Installation and Maintenance Manual 2 TRANSPORT 2.1 General warnings The product weight with its packaging is 8kg (18 pounds) and so it can be handled manually. WARNING The staff in charge of handling must operate with protective gloves and safety shoes.
  • Page 11: Section 3 - Installation

    ULTRAFLEX Installation and Maintenance Manual 3 INSTALLATION 3.1 Minimum transom requirements The following picture shows the minimum splash well dimensions. These dimensions must be respected in order to prevent the cylinder from being damaged when the outboard engine is completely tilted upwards. The picture shows also the minimum transom dimensions, needed for the installation and the correct operation of the engine steering cylinder.
  • Page 12: Standard (Starboard)Cylinder Installation

    ULTRAFLEX Installation and Maintenance Manual 3.3 Cylinder installation Position the engine straight so that its arm is perpen- After removing the protective caps of the fittings, dicular to the transom. manually center the rod (1) on the cylinder body (2).
  • Page 13 ULTRAFLEX Installation and Maintenance Manual With reference to the' "Application Guide" choose Insert the right and left bull horns (11) by con- the spacers for the tilt tube rod. necting the rod and the tilt tube rod as shown in the picture.
  • Page 14 ULTRAFLEX Installation and Maintenance Manual 17 Unscrew the adjustment collar (10) and bring 19 Tighten the set screw (8) on the adjustment collar it into contact with the stainless washer, until the (10) with a torque of 3[Nm] (2 [lb∙ft]).
  • Page 15: Hose Installation

    ULTRAFLEX Installation and Maintenance Manual 3.4 Hose installation The two fittings mounted on the cylinder body are already oriented and are ready to be used. If for practical rea- sons the orientation must be changed, do as follows: 1. loose the stop nut (A) by using an 11/16" wrench;...
  • Page 16: Type Of Installation

    ULTRAFLEX Installation and Maintenance Manual 3.5 Type of installation The UC95-OBF hydraulic cylinder for outboard engines can be installed with a single or dual steering system. The possible configurations are: CAUTION Connect hoses as shown in the following pictures: SINGLE STATION / SINGLE CYLINDER: DUAL STATION / SINGLE CYLINDER: 1.
  • Page 17: Filling And Purging

    NOTICE ULTRAFLEX will not be able to ensure the compatibility of the above mentioned oils with OL150 if the oil manufac- turers vary their formulation; in particular, it will not be able to ensure its compliance with standard ISO 10592 concerning hydraulic steering systems.
  • Page 18 ULTRAFLEX Installation and Maintenance Manual WARNING oil bottle While replacing the oil bottle, during the filling process, close all the bleed valves on the cylinder/s. To bleed the system, check that oil is always present in the filling hose. If some air is in the system during the bleeding process, the whole bleeding spout process must be started again.
  • Page 19 ULTRAFLEX Installation and Maintenance Manual - Open the other bleed valve and move purged oil tank to the other side. Holding the cylinder body in this position, turn the steering wheel as shown in picture 4, until oil without air bubbles comes out of the bleed valve.
  • Page 20: General Recommendations

    ULTRAFLEX Installation and Maintenance Manual 3.7 General recommendation WARNING It is very important to check the absence of air in the system before using the boat! We recommend trying to manually move the engine towards port and starboard, making sure that there is no movement of the cylinder body on the main cylinder shaft.
  • Page 21: Section 4 - Safety Warnings

    4.1 Safety warnings during use and installation RESPECT STRICTLY the following safety rules: ULTRAFLEX declines all responsibility in case the user does not follow these rules and it is not responsible for negligence during the use of the system. DANGER DO NOT PUT HANDS BETWEEN THE MOVING PARTS.
  • Page 22: Section 5 - Maintenance

    WARNING If worn heads are not replaced, the cylinder cannot work properly, thus jeopardizing the safety of the user. ULTRAFLEX supplies a proper kit containing the components to be used for replacement. NOTICE The kit is supplied with the replacement instructions.
  • Page 23: Troubleshooting

    WARNING Whenever the following checks need the removal and/or disassembly of the steering system components, such work must be carried by specialized staff. ULTRAFLEX offers general information only and is not responsible for any consequences resulting from incorrect disassembly. PROBLEM...
  • Page 24 ULTRAFLEX Installation and Maintenance Manual The steering system is easy to turn • The steering wheel is too small. • Replace the steering wheel with a at the dock but becomes hard to turn bigger one. when the boat is in motion.
  • Page 25: Section 6 - Dismantling

    ULTRAFLEX Installation and Maintenance Manual 6 DISMANTLING 6.1 Dismantling When for any reason, the steering system is put out of service, it is necessary to follow some rules in order to respect the environment. Sheaths, pipelines, plastic or non-metallic components must be disassembled and disposed of separately.
  • Page 26 ULTRAFLEX Installation and Maintenance Manual NOTES page 26 of 79 - HYDRAULIC CYLINDER FOR OUTBOARD ENGINE...

This manual is also suitable for:

Uc95-obf/1

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