(1)
Establish 75% power in level flight at 2500 RPM and part
throttle.
(2)
Carefully lean to peak EGT. This is the climb reference
EGT.
NOTE
Operation at peak EGT is not authorized
for continuous operation, except to establish
peak EGT for reference at 75% power or less.
Operation on the lean side of peak EGT or
within 25° of peak EGT is not approved.
The yellow index pointer may be set at the reference point, or
to a specific point to lean to. It can be positioned manually by
turning the screw adjustment on the face of the instrument.
For maximum performance take-off, mixture may be set during
static full power runup, if feasible, or during the ground roll.
NOTE
Enrichen mixture during climb if excessive cylinder head
temperatures occur.
7-7
FLIGHT
CONDITION
POWER
SETTING
EGT
REMARKS
TAKE-OFF AND
CLIMB
Full throttle
and 2700 RPM
150°F richer than
REFERENCE
EGT
Use FULL RICH mixture
below 3000'. Use BEST
POWER
mixture
above
10,000'.
Greater than
75%
125°F richer than
REFERENCE
EGT
Use FULL RICH mixture
below 3000'. Use BEST
POWER
mixture
above
10,000'.
NORMAL CLIMB
75% or less
Peak minus 100°F
(ENRICHEN)
BEST POWER mixture.
NORMAL CRUISE
75% or less
Peak minus 25°F
(ENRICHEN)
NORMAL LEAN mixture -
Owner's Manual and Power
Computer performance.
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