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| MIL-D-23222A(AS)
3.10.5.1
(Cont)
Data at One-half second intervals shall be recorded for starting
characteristics.
STEADY STATE CHARACTERISTICS. - TesSts with the
3.10.5.2
following control lever settings on the primary
control and on the manual (emergency) control, if provided, shall
be performed:
(1) Reciprocating Engines.
(a)
Idle
(b)
40 perCent intermediate power
(c)
60 percent intermediate power
(d)
80 percent intermediate power
(e)
100 percent intermediate power
(f)
100 percent intermediate power to maximum power,
if applicable.
(2) Turbo-shaft Engines
Idle
(a)
75 percent intermediate RPM
(b)
85 percent intermediate RPM
(d)
95 percent intermediate RPM
(d)
100 percent intermediate RPM
(e)
100 percent intermediate RPM to maximum power,
(f)
if applicable.
Minimum Booster Engine Power
(g)
Maximum Booster Engine Power
(h)
Data shall be recorded at five-second intervals, on multi-engine
helicopters, data required for one side only. Tests after reaching
specified power ratings, at each control lever setting, shall be of
four-minute duration. A minimum of five data points, or sufficient.
data to show control system transients shall be reported for the
first minute of each test after reaching specified power ratings.
ACCELERATION CHARACTERISTICS. - Slow, intermediate
3.10.5.3
and snap accelerations and decelerations shall be
performed over the following ranges with the primary control and the
manual (emergency) control, if provided.
Reciprocating Engines
(1)
(a) Idle to 60 percent intermediate power.
68
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