Raymarine Autohelm ST6000 User manual

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Autohelm Inboard Autopilots
(ST6000 and ST7000 systems)
Service Manual
Tom Green 11/02

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Master Table of Contents
ST7000 System 1. Service Procedures
2. Technical Information
ST7000 Control Unit (Z082) 1. Service Procedures
2. Technical Information
ST7000 Course Computer (Z083, Z084) 1. Service Procedures
2. Technical Information
ST6000 System 1. Service Procedures
2. Technical Information
ST6000 Control Unit (Z124) 1. Service Procedures
2. Technical Information
ST6000 Course Computer (Z123) 1. Service Procedures
2. Technical Information
Type CR Interface Box (Z085) 1. Service Procedures
2. Technical Information
Rudder Reference Transducer (Z131) Service Procedures
Fluxgate Compass Transducers (Z130) Service Procedures
Fluxgate Compass Transducer (Z105) Service Procedures
Rudder Reference Transducer (Z060) Service Procedures
Masthead / Pushpit Windvane Transducers (Z080,
Z087) Service Procedures
Linear Drive Units (Z029, Z032, Z039, Z058, Z059) Service Procedures
Rotary Drive Units (Z028, Z031, Z037) Service Procedures
Hydraulic Drive Units (Z030, Z033, Z041, Z064,
Z065, Z066, Z067, Z081) Service Procedures
I/O Sterndrive Drive Unit (Z088) Service Procedures

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ST7000 Basic System
1. Service Procedures

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ST7000 System Index
Page
1. Introduction 3
2. System Description. 3
3. Operating/Calibration Instructions. 4
3.1 Operation 4
3.2 Operating Hints 8
3.3 Additional Information for Sailing Vessels 10
3.4 Calibration 12
3.5 Fluxgate Compass - Automatic Deviation Correction 15
4. Common System Problems. 16
5. Track Control Interfacing. 17
5.1 Inverted Data. 17
5.2 Conversion of Units. 17
5.3 Alarm Messages. 17
5.4 N.M.E.A. Input Format. 18
6. Special Functions. 19
6.1 Display of Software Version. 19
6.2 Permanent Watch Alarm Mode. 19
6.3 Display Test Mode. . 19
6.4 LCD Contrast Ratio Adjustment. . 19
7. Service Visit to a Vessel. 20
7.1 Onboard Diagnostics. 21

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1. Introduction
The ST7000 system section of this manual contains full system operating instructions
and service procedures for the installed autopilot. Further indepth diagnostics are
available for each module in the relevant product sections.
2. System Description
The ST7000 is a modular autopilot system that can be built up to match the individual
requirements of all vessels. A range of high efficiency Rotary, Linear,
Inboard/Outboard and Hydraulic drive units are available to match all types of
steering systems.
The ST7000 is SeaTalk compatible providing full data sharing with the Autohelm
range of SeaTalk Instruments.
Early systems (pre March 90) were supplied with Z060, Z105 Rudder Reference and
Fluxgate transducers. Later systems use the Z131 and Z130 transducers.
The ST7000 course computer can be used with all Seatalk compatible control units
and will operate all of the following drive units:
Z039 Linear Drive Type 1
Z037 Rotary Drive Type 1
Z041 Hydraulic Pump Type 1
Z081 Hydraulic Pump Type 0
Z088 I/O Sterndrive
Z029 Linear Drive Type 2 (1 2v)
Z058 Linear Drive Type 2 (12v) Short Stroke
Z032 Linear Drive Type 2 (24v)
Z059 Linear Drive Type 2 (24v) Short Stroke
Z028 Rotary Drive Type 2 (12v)
Z031 Rotary Drive Type 2 (24v)
Z030 Hydraulic Pump Type 2 (1 2v)
Z033 Hydraulic Pump Type 2 (24v)
Z064 Type CR 3L/min (1 2v) via Z085 Interface Box
Z065 Type CR 3L/min (24v) via Z085 Interface Box
Z066 Type CR 4.5L/min (12v) via Z085 Interface Box
Z067 Type CR 4.5L/min (24v) via Z085 Interface Box

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3. Operating/Calibration instructions
3.1 Operation
Auto Automatic Heading
Push to engage automatic
steering and maintain
current heading.
OR Previous Automatic Heading
Push and hold down for 1
second to return to
previous automatic
heading. (Display returns to
Auto after 10 seconds).
Course Changes (—1, +1, —10, +10) New Automatic Heading
Push to alter course to port
(—) and starboard (+) in
increments of 1 and 10
degrees.
Standby Current Heading
Push to disengage the
autopilot for manual
steering. (The previous
automatic heading is
memorised).
Track (see operating hints) Automatic Heading
Push to select track control
from Auto.
Push again to return to
automatic steering.
OR
Push and hold down for 1
second to select previous
track control heading from
Auto or Track.
(Display returns to Track after 10 seconds).

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Response
• Response Level Adjustment (see Operating Hints) Response Level
Push to increase ( ▲) or
decrease ( ▼) response
level. To display response
level without changing it
push both Response keys
together briefly.
• Rudder Gain Adjustment (see Operating Hints) Rudder Gain Level
Push and hold down for 1
second both Response keys
together to display rudder
gain level.
Rudder Gain Level
Within 10 seconds push
once to increase ( ▲) or
decrease (▼) rudder gain.
(Response and Rudder levels are displayed for 10 seconds only)
Illumination Illumination Level
Push and hold down Display
for 1 second to switch on
illumination.
Within 10 seconds push
Display to select illumination
level.
3 =High
2 =Medium
1 =Low
OFF =Off
(Illumination level is displayed for 10 seconds only)

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Display Key Sequence Watch Alarm (not available in Standby)
• Cross Track Error*
• To select Watch alarm push Display
repeatedly until Watch appears.
◄or ►indicates direction to steer
• Bearing to Waypoint*
• Distance to Waypoint*
The 4 minute timer is now running:
—After 3 minutes ‘Watch’ flashes on all
control units.
—After 4 minutes the alarm sounds on all
control units.
• Push Auto at any time to reset the timer
to 4 minutes and silence the alarm.
• To cancel the Watch alarm at any time
push Display.
• Watch Alarm (not available in Standby)
*Only displayed when waypoint information
is transmitted to the control unit by a Radio
Navigation System.