JMB VL-3E-1 Evolution - Limitations; Airspeed Limits

VL-3E-1 Pilot Operating Handbook
date of issue:
9/39
2. Limitations
2.1 Introduction
Section 2 includes Operating limitations, instrument markings, and basic placards necessary for safe
operation of the aeroplane, its engine, standard systems and standard equipment.
2.2 Airspeed limits
Airspeed limitations and their operational significance are shown below:
Airspeed
IAS
[km/h]
Remarks
V
NE
Never exceed
speed
305
Do not exceed this speed in
any operation.
V
A
Manoeuvring speed
165
Do not make full or abrupt
control movement above this
speed, because under
certain conditions the aircraft
may be overstressed by full
control movement.
V
NO
Maximum
structural
cruising speed
225
Do not exceed this speed
except in smooth air, and
then only with caution.
V
FE
Maximum flap
extension speed
120
Do not exceed this speed with
flaps extended
V
LE
Maximum landing
gear extension
speed
150
Do not exceed this speed with
undercaridge extended
2.3 Airspeed indicator markings
Airspeed indicator markings and their colour-code significance are shown below:
Marking
Range or value
[IAS km/h]
Significance
White
arc
55 - 120
Positive Flap Operating
Range
Green
arc
75 – 225
Normal Operating Range
Yellow
arc
225 – 305
Manoeuvres must be
conducted with caution
and only in smooth air.
Red
line
305
Maximum speed for all
operations.