AIRCRAFT
DA 42 NG AMM
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Doc # 7.02.15
Rev. 4
34-43-00
Page 201
15 Mar 2018
Maintenance Practices
1. General
These Maintenance Practices tell you how to replace the Garmin GWX 68 or GWX 70 weather radar
system. Refer to the equipment manufacturers’ manuals for more data about the equipment.
2. Remove/Install the Garmin GWX 68 or GWX 70 Weather Radar System
A. Remove the Garmin GWX 68 or GWX 70 Weather Radar System
Note:
Special care must betaken to avoid any contact between tools that could become
magnetized and the magnetron. Use of non-magnetic tools (e.g. beryllium copper
or titanium) is recommended when installing or servicing the GWX 68 system.
Detail Steps/Work Items
Key Items/References
(1)
Make sure that the ELECT. MASTER switch is
set to OFF.
Note:
The inner and outer surface of the radar nose cone (radome) effects the
function and image quality of the weather radar system significantly. Make sure
to avoid any scratches and contamination of the inner and outer surfaces of the
radome and do not touch the antenna face of the GWX 68 or GWX 70 unit.
(2)
Remove the radar nose cone:
S
Protect the surface of the fuselage and the
radar nose cone with a protective cover.
S
Cut the sealant between the fuselage and
the radar nose cone.
S
Clean the sealed gap between fuselage and
the radar nose cone.
S
Remove the 16 screws which attach the
radar nose cone to the fuselage.
S
Move the radar nose cone straight forward.
Use a plastic spattle.
Hold and support the radar nose cone.
(3)
Disconnect the electrical connector.
Summary of Contents for DA 42 NG
Page 933: ...AIRCRAFT DA 42 NG AMM Fuel Doc 7 02 15 Rev 4 28 TITLE Page 1 15 Mar 2018 CHAPTER 28 FUEL ...
Page 1459: ...AIRCRAFT DA 42 NG AMM Lights Doc 7 02 15 Rev 4 33 TITLE Page 1 15 Mar 2018 CHAPTER 33 LIGHTS ...
Page 1711: ...AIRCRAFT DA 42 NG AMM Doors Doc 7 02 15 Rev 4 52 TITLE Page 1 15 Mar 2018 CHAPTER 52 DOORS ...
Page 1853: ...AIRCRAFT DA 42 NG AMM Wings Doc 7 02 15 Rev 4 57 TITLE Page 1 15 Mar 2018 CHAPTER 57 WINGS ...
Page 2071: ...AIRCRAFT DA 42 NG AMM Engine Doc 7 02 15 Rev 4 72 TITLE Page 1 15 Mar 2018 CHAPTER 72 ENGINE ...
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