Mounting Checklist; Hydraulic Ram Alignment - Raymarine E12207 Installation Instructions Manual

3.1 Mounting checklist

Mounting the Hydraulic Linear Drive system involves the following
tasks:
Mounting Task
1 Ensure you have read and understood the
requirements.
2 Align the hydraulic ram.
3 Secure the hydraulic ram to your vessel.
4 Connect the hydraulic ram to the vessel's steering system.
5 Perform a steering check to ensure the hydraulic ram is mounted
correctly.
6 Mount the hydraulic pump.
7 Mount the reservoir.
8 Fill the reservoir with hydraulic fluid.
22

3.2 Hydraulic ram alignment

When mounting the hydraulic ram ensure it is correctly aligned.
Hydraulic ram
• The hydraulic ram must be at right angles to the mounting surface.
2.8 Location and mounting
• The hydraulic ram must be in the mid stroke position and at right
The following diagram illustrates correct alignment of the hydraulic
ram. The hydraulic ram in the top half of the diagram shows the
view from astern. The bottom half of the diagram shows the view
from above. The grey arrow indicates the aft direction.
1. Hydraulic ram at the mid stroke position.
2. Tiller arm radius, as follows:
angles to the tiller arm when the rudder is at midships.
90º
• Type 2: 180 mm (7.1 in).
• Type 3: 267 mm (10.5 in).
1
2
90º
Hydraulic Linear Drive Installation instructions
D 11857-1