Q&A
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Q: I have a G3X installed and I know that the G3X touch and the plain G3X system cannot comunicate but is there a way that I can use my plain GDU as just a GPS and then I connect the touch up with my excisting module's?
You would have to run the GDU 370/375 completely separate with its own GPS signal and rewire the G3X touch to be the main display with your existing LRUs.
Q: For the Garmin G3X EFIS, do I have to buy the Connector Kits if I buy the Harness kit?
Yes, you would still need to purchase the connector kit in addition to the harness.
Q: What additional connector kits and/or harnesses are needed with K10-00016-40 (single display, no EiS, no XM).
You would need the GDU 460/465 Install Kit (11-12646), GSU 25 Connector Kit (11-11433), and the GMU 22 Install Kit (11-12213).
Q: What wiring is included in the G3X VFR Harness EFIS/EMS 4CYL CON/LYC?
For the VFR harness all of the components including the engine leads are included minus connection to an auto pilot and audio panel (which have there own part numbers on our list). When ordering a G3X system, we will send you a worksheet to fill out for your unique setup.
Q: What is included in the G3X VFR EFIS?EMS harness?
As each G3X harness we create is unique, there is a form that you would fill out which will includes the features you want including and pricing.
Q: Does the GARMIN G3X GMU 11 MAGNETOMETER come with a connector kit, or must the connector kit in accessories be purchased in addition to the Magnetometer?
It is not included. Please see part # 11-15066.
Q: What is the difference in 11-11433 and 11-15303?
11-11433 is the GSU 25 connector kit by itself. Part # 11-15303 is the GSU 25 connector kit with a custom harness.
Q: What is the correct connector kit part number, to connect this to a Garmin G5?
The connector kit for the GMU 11 is part # 11-15066. To pair the G5 with the GMU 11, you'll need to run a 2 conductor shielded twisted pair on pins 1 and 2 of each connector. The shielding must be terminated to a ring terminal on the housing of the connector to function as a proper shield ground.
Q: I have the experimental Garmin G5 and would like to add a GMU 11 magnetometer. What is included in the GMU 11 connector kit?
The GMU 11 connector kit (Garmin pn: 011-03002-00) includes the following: cast connector backshell with hardware can bus terminator 9 pin d-sub connector 9 size 20 d-sub socket contacts
Q: I have a G5 Experimental version. The product selection is either G3X (Experimental) or G5 (Certified). Which one do I need for a G5 (Experimental)?
The GMU 11 experimental version, part number 11-15077, is the item that you will need.
Q: Where is the GMU11 device supposed to be installed in the wing?
In the g3x manual under the gmu 11 section, there are detailed recommendations as to where and how you can install this unit.
Q: This page is for the G3X but the only available items here are G3X Touch. Does that mean that the non touch version is no longer available?
The non-touch screens are no longer available. We only offer the touch screen G3X now.
Q: I have GDU 370 AND GSU 25, are they compatible with the GMU11?
Those units are part of the G3X system, so yes they will work together.
Q: I have yet a GNS 430 WAAS in my aircraft.
Must I order a GMU11 for my Garmin G5?
Must I order #11-15066 cable to connect my GPS with the G5?
Thanks
No you do not have to have the G5 connected to the GMU 11, however you must have the G5 connected to a certified GPS antenna.
You can connect your GNS 430w to your G5(AI) via RS232.
Q: With the GTR 20 there is a 2 place intercom, I have a 4 place airplane, what I have to do to have intercom with the 2 extra places?
You will need to purchase a GMA 245 audio panel or 245R remote audio panel to support a 4 place aircraft.
Q: Regarding the Garmin G3X EFIS: can you display twin engine data?
Per the manual, yes, the G3x can display twin engine data.
Q: Will the battery backup on the g5 keep the GMU 11 functioning when power fails? Co-pilot independent system. Thanks Ray
No the G5 will not keep the GMU11 alive. You will need a backup power source.
Q: If I mount 2 G5's, can I use only one GMU 11 for both?
Yes only one GMU 11 is required for the setup of two G5's.
Q: What all is included with the dual 10" screen G3x touch with EIS? Are connector kits included?
Included: (2) 10" GDU 460, ADAHRS GSU 25, Magnetometer GMU 22, GEA 24, Temperature Probe GTP 59, Config Mod, w/sockets, Jackscrew. Connector kits are available but sold separately.
Q: What is the weight of the GMU-11 magnetometer? For weight and balance.
Approx 0.16 lbs
Q: What are the dimensions of the GMU 11 and is it required to be attached level to work properly?
The dims of the GMU 11 are: 2.74in X 0.93in X 3.78in. Yes, it is recommended to mounted on a level surface.
Q: My plane has the Garmin 430 waas and I am planning on installing two G5 units. One for attitude, 2ns for the HSI and glideslope function. Do I need the GMU 11 for all to function properly?
Yes, you will need the GMU 11 for your set up.
Q: I presently have a G5 as an AI linked to a 430W. Im buying a second G5 for HSI/autopilot functionality. Will I need a GMU11 in this sceanrio?
You will need the GMU 11, and depending on your autopilot, the GAD 29B.
Q: Does the GMU 11 connect directly to the G5 or is there a separate data bus required to interface between the two?
The GMU 11 connects directly to the G5 via the CAN-BUS.
Q: Will GMU 11 Certified 11-15418 G5 Experimental work? How does the Certified version differ from Experimental?
We recommend using the Experimental GMU 11 part # 11-15077. The difference between the Certified and Experimental version is the Certified version has an STC and Experimental does not.
Q: I have the KX 165, I would like to know if it is compatible with the Garmin G5?
The KX 165 is not listed as a supported unit per the installation manual.
Q: Does each G5 need a magnetometer?
You only require one GMU11 for the installation.
Q: What is the actual size of the unit and what is the dimensions of the required panel cut-out for portrate installation?
The dimensions are 6.01 inch x 7.82 inch x 3.68 inch
Q: Do I need gmu 11 in order to use with Garmin 255 nav com for navigation /ILS on the HSI as a stand alone system?
Yes, the magnetometer is required by the G5 for full functionality with a NAV.
Q: Will GMU11 work with my GDU370 + GSU73?
Per the installation manual, no, it will not work with the GSU73.
Q: Whats included in the 6 Cyclinder Probe Kit PN# 11-09474??
(6 ea) CHT Type K Thermocouple, 3/8-24 Bayonet (6 ea) EGT Type K Thermocouple, Bayonet Oil Temperature, RTD, 5/8-18 UNG-3A Fuel Flow, 1/4" Female NPT Ammeter, Shunt, +/-50 mV, 100 amps Oil Pressure, 150 PSIG, 1/8-27 NPT Manifold Pressure, 30 PSIA, 1/8-27 NPT
Q: I see there is 3 different pitot tube options. What is the difference between the regulated and unregulated pitot tube?
The heated, regulated version of the GAP 26 (010-010704-20) has a small box with the regulating circuitry that is mounted near the probe. This version of the GAP 26 probe is also equipped with an internal temperature sensor which the regulating circuit uses to only supply as much current as the probe needs to remain ice free. This current, of course, varies with the operating conditions.
Q: I purchased the GARMIN GMU 11 MAGNETOMETER FOR G3X & G5 along with the connector kit. What is the correct bus can wire I need?
Part # 11-17264 is the matching Garmin can bus cable.