Yacs Warning Light (Red) - Yamaha RMAX Type II G Unit Operation Manual

Pre-Flight Inspection Items

YACS Warning Light (red)

If a malfunction is discovered on the helicopter while the YACS control is being configured or a flight is in
progress, the YACS warning light (red) illuminates or flashes in unison with the self monitor, and provides the
operator a description of the warning.
If this light illuminates or flashes during a flight, calmly take the appropriate actions in accordance with the
description of the warning.
Indication
All OFF
All ON(*1)
Only outer lights flash
(for 15 sec after starting
engine)
Only outer lights flash
(3 times)
Only outer lights flash
(Continuous flashing)
Only inner lights flash
3-7
Self Monitor Status
No malfunction
YACS control is being config-
" " flashing
ured.
One of the malfunc- Control has been switched to
tion area indicators manual mode due to a mal-
illuminates function.
No display on self The slide servo has heated
monitor; thermo up abnormally, or the thermo
sensor flashing sensor has a malfunction.
After the engine has started,
for 15 sec.
A high load has been applied
" " illuminat-
due to reasons
ing
causing the engine speed to
drop or the rudder to move
considerably in one direction.
1
2
3
The remaining fuel is below
" " is ON
specification level.
Meaning
1 3
to ,
Excessive payload.
Rough maneuvering
Effects from strong wind,
etc.
Action
OK to fly
Wait until the configuration is
complete (approx. 10 sec). During
this time, check for blown bulb in
the YACS warning light.
Calmly land the helicopter in a
safe area, contact your dealer to
report which indicator is lit on the
self monitor, and request a repair.
Calmly land the helicopter in a
safe area. If there is no indication
on the self monitor, take actions
described on page 3-6.
OK to fly after flashing has
stopped and all lights are OFF.
(See page 5-8.)
1
Calmly land the helicopter in a
safe area and reduce the pay-
load. (See page 4-10.)
2
Operate the helicopter more
gently.
3
Fly at a wind velocity of 3 m/s
or less.
If the lights flash more than 3
times, the stability in the rudder
direction will deteriorate.Turn the
OFF YACS control switch and turn
it back ON to recover from this
condition.
Calmly land the helicopter in a
safe area and refuel. (See page 4-
4.)