background image

À

NMEA 2000 network (provides power to the helm control)

Á

12 Vdc power source

Â

Helm control

Ã

NMEA 0183-compatible device

Wire Helm Control Wire Color — 

Function

NMEA 0183-Compatible 
Device Wire Function

Ê

N/A

Power

Ë

Green — Rx/B (-) (connect to 
NMEA 0183 ground)

NMEA 0183 ground

Ì

Blue — Tx/A (+)

Rx/A (+)

Í

White — Tx/B (-)

Rx/B (-)

Î

Brown — Rx/A (+)

Tx/A (+)

NOTE: 

When connecting a NMEA 0183 device with only one 

transmitting (Tx) line, the NMEA 2000 bus and the NMEA 0183 

device must be connected to a common ground.

Specifications

CCU

Specification

Measurement

Dimensions (L × W × H)

170 × 90 × 50 mm (6.7 × 3.5 × 2 in.)

Weight

200 g (7 oz.)

Temperature range

From -15° to 70°C (from 5° to 158°F)

Material

Fully gasketed, high-impact plastic

Water resistance

IEC 60529 IPX7*

CCU cable length

5 m (16 ft.)

NMEA 2000 input voltage

From 9 to 16 Vdc

NMEA 2000 LEN

4 (200 mA)

*The device withstands incidental exposure to water of up to 1 m for up 
to 30 min. For more information, go to 

www.garmin.com/waterrating

.

ECU

Specification

Measurement

Dimensions (W × H × D)

168 × 117 × 51 mm (6.6 × 4.6 × 2 in.)

Weight

680 g (24 oz.)

Temperature range

From -15° to 60°C (from 5° to 140°F)

Material

Fully gasketed, high-impact aluminum 
alloy

Water resistance

IEC 60529 IPX7*

Power cable length

2.7 m (9 ft.)

Input voltage 

From 11.5 to 30 Vdc

Fuse

40 A, blade-type

Main power usage

1 A (not including the pump)

*The device withstands incidental exposure to water of up to 1 m for up 
to 30 min. For more information, go to 

www.garmin.com/waterrating

.

Helm Control

Specification

Measurement

Dimensions without sun cover (H 
× W × D)

110 x 115 x 30 mm (4.33 x 4.53 x 
1.18 in.)

Dimensions with sun cover (H × 
W × D)

115 x 120 x 35.5 mm (4.53 x 4.72 x 
1.40 in.)

Weight without sun cover

247 g (8.71 oz.)

Weight with sun cover

283 g (9.98 oz.)

Temperature range

From -15° to 70°C (from 5° to 
158°F)

Compass-safe distance

209 mm (8.25 in.)

Material

Case: fully-gasketed polycarbonate
Lens: glass with an anti-glare 
treatment

Water resistance

IEC 60529 IPX7*

Power usage

2.5 W max

Unit max. voltage

32 Vdc

NMEA 2000 input voltage

9 to 16 Vdc

NMEA 2000 (LEN)

6 (300 mA at 9 Vdc)

*The device withstands incidental exposure to water of up to 1 m for up 
to 30 min. For more information, go to 

www.garmin.com/waterrating

.

Alarm

Specification

Measurement

Dimensions (L×diameter)

29

/

32

 × 1 in. (23 × 25 mm)

Weight

2.4 oz. (68 g)

Temperature range

From 5°F to 140°F (from -15°C to 60°C)

Cable length

10 ft. (3.0 m)

NMEA 2000 PGN Information

CCU

Type

PGN

Description

Transmit and 
receive

059392 ISO acknowledgment

059904 ISO request
060928 ISO address claim
126208 NMEA: Command/Request/Acknowledge 

group function

126464 Transmit/Receive PGN list group function
126996 Product information
127257 Transmit/Receive attitude data
127251 Transmit/Receive rate of turn

Transmit only

127250 Vessel heading

Receive only

127258 Magnetic variation
127488 Engine parameters: Rapid update
128259 Water speed
129025 Position: Rapid update
129026 COG & SOG: Rapid update
129283 Cross track error
129284 Navigation data
130306 Wind data

Helm Control

Type

PGN

Description

Transmit and 
receive

059392 ISO Acknowledgment

059904 ISO Request
060928 ISO Address Claim
126208 NMEA - Command/Request/Acknowledge 

Group Function

126464 Transmit/Receive PGN List Group Function
126996 Product Information

11

Summary of Contents for GHP Reactor Hydraulic

Page 1: ...e ties Waterproof wire connectors wire nuts or heat shrink tubing and a heat gun Marine sealant Marine corrosion inhibitor spray Portable or handheld compass to test for magnetic interference Hydrauli...

Page 2: ...he mounting surface The ECU must be located within 0 5 m 19 in of the pump The cables connecting the ECU to the pump cannot be extended The ECU must be mounted in a location where it will not be subme...

Page 3: ...and should be installed near the helm control Installing the Alarm Shadow Drive The Shadow Drive must be installed properly in the hydraulic steering line and connected to the CCU cable Installing the...

Page 4: ...hole as indicated on the template to begin cutting the mounting surface 4 Using the hole saw or rotary cutting tool cut the mounting surface along the inside of the dashed line indicated on the templ...

Page 5: ...ing system Refer to the instructions provided by the manufacturer of the steering system for more specific information about bleeding the system Before you bleed the hydraulic system you should verify...

Page 6: ...bare wire connections 4 Secure the alarm with cable ties or other mounting hardware not included NMEA 2000 and the Autopilot Components NOTICE If you have an existing NMEA 2000 network on your boat it...

Page 7: ...efore performing the Dockside Wizard to avoid damaging the steering system 1 Turn on the autopilot The first time you turn on the autopilot you are prompted to complete a short setup sequence 2 If the...

Page 8: ...tion Magnetic Environment Indicates the level of distortion of the Earth s magnetic field at the mounting location A value of 100 indicates the device experiences no magnetic interference at the mount...

Page 9: ...ration is correct and no further adjustments are necessary Adjusting the Acceleration Limiter Settings 1 Enable Dealer Mode Enabling Dealer Configuration 2 Select Menu Setup Dealer Autopilot Setup Aut...

Page 10: ...ion you need to identify the transmitting Tx and receiving Rx A and B wires When connecting NMEA 0183 devices with two transmitting and two receiving wires it is not necessary for the NMEA 2000 bus an...

Page 11: ...H W D 110 x 115 x 30 mm 4 33 x 4 53 x 1 18 in Dimensions with sun cover H W D 115 x 120 x 35 5 mm 4 53 x 4 72 x 1 40 in Weight without sun cover 247 g 8 71 oz Weight with sun cover 283 g 9 98 oz Temp...

Page 12: ...nds for 5 seconds The ECU shuts down Error Lost Communication Between ECU and CCU when the autopilot is engaged Communication between the CCU and the pump has timed out The helm control beeps and auto...

Page 13: ...eds This setting applies when the vessel operates above planing speed Steering System Settings To open the steering system settings select Menu Setup Dealer Autopilot Setup Steering System Setup Verif...

Page 14: ...s GHP GHC Reactor and Shadow Drive are trademarks of Garmin Ltd or its subsidiaries These trademarks may not be used without the express permission of Garmin NMEA NMEA 2000 and the NMEA 2000 logo are...

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