G3X Touch Canopy Warning
4Pages

14401 Keil Road NE, Aurora, Oregon, USA 97002 PHONE 503-678-6545  FAX 503-678-6560  www.vansaircraft.com  info@vansaircraft.com Service Letters and Bulletins: www.vansaircraft.com/public/service.htm G3X Touch Canopy Warning Read-Me 01/20/17 Although this read-me file is written in the context of the RV-14 it also is a starting point for application on other RV’s as well. A switch may be installed in the canopy latch system that is normally open when the canopy is open. When the canopy is closed and latched the switch should make a connection to ground. See the example circuit in Figure 1. FIGURE 1: EXAMPLE CANOPY LATCH CIRCUIT The canopy warning .gca file enables the switch installed on RV-14 Page 38-32 to report through the EFIS when the canopy is not closed and latched. Above 1700 rpm if the canopy latch is open (see caution statement below) both a visual and audible warning will be given on the EFIS screen. The audible warning will repeat 10 times. NOTE: WH-00125 available from the downloads page of the Van’s Aircraft Web site may be a useful reference. Step 1: Install the WH-00126 Left Dash Mount Harness provided in the RV-14 Canopy Wiring Harness Kit. Step 2: Install a wire from Pin 12 of the C414J 12 position Molex connector (that connects the canopy harness to the airframe harness) to the Garmin GEA 24, connector P244 Pin 42 “Discrete 3”. NOTE: When downloading right-click the file name and select “save target as”. Left clicking will load the file in your browser and when saved will add browser formatting to the file that will render it unusable. Step 3: Download the latest configuration file “Canopy Warning RX.gca” from Van’s web site. Step 4: Insert a SD card (blank with all files removed for best results) into a card reader (or SD slot on your

14401 Keil Road NE, Aurora, Oregon, USA 97002 PHONE 503-678-6545  FAX 503-678-6560  www.vansaircraft.com  info@vansaircraft.com Service Letters and Bulletins: www.vansaircraft.com/public/service.htm Step 5: Make a folder on the SD card named “Garmin”. If a folder named “Garmin” already exists then skip to Step 6. Step 6: Inside the folder named “Garmin” make a new folder named “config”. Step 7: Place the “Canopy Warning EX.gca” file inside the “config” folder. Step 8: Insert the SD card into the SD card slot on the front of the G3X Touch display in the aircraft. Step 9: Hold down the...

14401 Keil Road NE, Aurora, Oregon, USA 97002 PHONE 503-678-6545  FAX 503-678-6560  www.vansaircraft.com  info@vansaircraft.com Service Letters and Bulletins: www.vansaircraft.com/public/service.htm Step 12: Place the aircraft in a safe run-up area. Apply brakes and if required chock the aircraft. With the engine at idle unlatch the canopy. While holding the canopy handle located at the top of the canopy bow (use a helper) increase the RPM above 1700 RPM. Check that the canopy latch visual and audio warnings are given. Pull the throttle to idle. Latch the canopy and again increase the...

14401 Keil Road NE, Aurora, Oregon, USA 97002 PHONE 503-678-6545  FAX 503-678-6560  www.vansaircraft.com  info@vansaircraft.com Service Letters and Bulletins: www.vansaircraft.com/public/service.htm CAUTION! In all installations the canopy warning should not be the only means of checking that canopy is latched. A visual inspection of the canopy latch is still required. The following pertains to RV-14 canopy latch systems. As mentioned above, the in flight the canopy switch may become disengaged and cause a false canopy warning. Final canopy switch adjustment to prevent disengagement of...