Digital instrumentation takes different forms. Yamaha's Command Link Plus and Mercury's VesselView7, for example, are flat-panel displays that allow you to view virtually all engine parameters. That can save a lot of real estate at the helm, allowing you to use the newfound space for other electronics. 4. System Integration Command link plus from Yamaha. These days many of the newer chartplotters and navigation displays can also be used for displaying engine data. This data can look pretty cool and via NMEA protocol engine data like RPM, temperature, fuel burn etc can be displayed conveniently at the helm station. 4. Install the gauge into the mounting h***. GAUGE INSTALLATION 1. Select the mounting location so that the gauge is easy to read from the operator, and pro-tected from water-splash, and is a sufficient clearance behind the dashboard. 2. Drill a 85.5 mm (3 3/8 in.) h***. 3. Remove the ring nut (1) from the gauge. (1) Up mark. Find great deals on eBay for yamaha command link gauges. Shop with confidence. Skip to main content. eBay Logo: YAMAHA COMMAND LINK PLUS MULTIFUNCTION COLOR GAUGE OWNER'S MANUAL #6Y9-2819U-E0. Brand New. $23.00. FAST 'N FREE. Buy It Now. The In-Line hub is used in both Command Link and Command Link Plus system. The hub works great with the Multisensor or in a simple Command Link installation. Connects a pig tale harness to a main bus harness. 6Y8-81920-11-00 Grey Main Bus Connection Cap with Resistor During the installation and rigging process, the number of multi-hubs Select to set the trolling speed ( Command Link Plus ®). A Data fields Hold to replace the data. ? Shift position C Tachometer and trim angle Hold to change the background. E Engine information Hold to replace the data and change the gauge appearance. Engine Alert Icons Red icons indicate engine abnormalities. NOTICE advanced technology. Eliminate the need for mechanical control cables and simply "Drive by wire", reducing installation time and costs. Yamah