Diamond Aircraft DV 20 E 2022, Airplane Maintenance Manual

Page: 49 / 903

DV 20 E AMM
Airworthiness
Limitations
Doc # 4.02.25
Rev. 2
04-00-00
Page 3
15 Mar 2022
1. Airworthiness Limitations
This Chapter is approved and shows the mandatory limitations which were established as a result of
the certification process.
The time limits given in Chapter 04 must be applied to ensure Continued Airworthiness of the DV 20 E.
Note: Regular inspections of the airplane including replacement and overhaul of certain
components are required to ensure Continued Airworthiness of the DV 20 E.
For possible airworthiness limitations of engine, propeller, components and vendor equipment refer
to the applicable Maintenance Data as listed in Section 05-00.
A. Airframe
A comprehensive airframe inspection is mandatory after 6,000 hours of flight.
B. Paint
It is mandatory to paint certain parts of the DV 20 E airplane white. This will help to keep the
temperature of the composite structure below the structural temperature limit for the flight
[54 °C (129 °F)]. Paint colors, markings, and placards are subject to the following zone restrictions.
(Refer to Figure 1):
(1) Zone I You must paint this area white. You can only paint areas of registration marks,
placards and minor trim different colors.
(2) Zone II You can paint this area any color with average solar absorptivity of 0.5 or less (Yellow,
light green etc.). Or you can paint areas of registration marks, placards and minor trim
different colors on a white background.
(3) Zone III You can paint this area any color. If you paint this area any color other than white, you
must install a structural temperature indicator (Thermindex Chemicals RTP-55/RED).
The indicator must be installed in the area of color, close to the airplane center line.
Where possible, install the indicator near the fuel drain.
(4) Zone IV You must paint this area with fire resistant paint.