37
Engine idle management:
IDLE-DOWN
 and 
THR-CUT
THROTTLE TRIM to provide 
a simple, consistent means of engine operation. No more fussing with getting trim in just the right spot for landings or 
THROTTLE-NEEDLE
 (p. 62) and 
THROTTLE DELAY
 (p. 63). 
IDLE-DOWN
 (
ACRO
Important note: The 
IDLE-DOWN
 function is not normally used when starting the 
warns that 
IDLE-DOWN
 is on when the transmitter is turned on. Be sure to turn off 
second simultaneously. 
This may be assigned to any switch/position. Some modelers accidentally assign 
IDLE-DOWN
 to one side of a switch 
and
THR-CUT
IDLE-DOWN
 is set to SWITCH C
THR-CUT
 also on SWITCH C
center for slower maneuvers/landing, and down to cut the engine. If you assign 
IDLE-DOWN
 or 
THR-CUT
loaded
TRAINER
SWITCH F (8JA) or H
GOAL of EXAMPLE: STEPS: INPUTS:
Decrease the throttle setting to idle 
with the flip of a switch for spins and 
landings.
Open
IDLE-DOWN
 function.
for 1 second.
to
IDLE-DOWN
.
Activate the function.
to
MIX
. to
OFF
.
With THROTTLE STICK at idle, adjust 
the rate until engine idles as desired.*
THROTTLE STICK.
to 
RATE
. until engine idles 
as desired.
Optional: change switch assignment.
Choose desired switch and position.
to
SW
. to desired SWITCH.
to
POSI
. to desired position.
Close.
Where next?
THR-CUT
: see p. 38.
THROTTLE STICK to idle. Adjust the 
IDLE-DOWN