Post-Installation Check - Raymarine M81120 Installation Manual

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Hydraulic Pump - Installation Guide
Note: Follow the manufacturer's instructions for mounting the
hydraulic ram and reservoir.
Figure 9: Connecting to a secondary steering ram

5. Post-installation check

WARNING:
Keep clear of moving steering systems at all times. Protect
moving parts from access during normal use.
Check the following points after installing the pump:
1. Is the pump installed as close to the steering ram as possible?
2. Is the pump secured to a substantial structure on the boat?
3. Have you connected a reservoir pipe between the helm pump and
4. Have you fitted check valves where appropriate?
5. Are the hydraulic pipes made of a suitable flexible material (i.e.
6. Are power cables correctly routed and securely connected to the
You have now finished installing the pump. After installing the rest of
the autopilot you must bleed all air from the system (see below).
Note: When you have installed the entire autopilot system, you will
also need to complete an autopilot steering check. Refer to the control
unit handbook for more details.
Manual steering system
connect to CLUTCH
on course computer
autopilot pump?
rubber or nylon) with a suitable pressure rating?
course computer?
Secondary steering ram
connect to MOTOR
on course computer
15
Bypass valve
Autopilot pump
D5172-2