iKarus ECO 7 Ranger Bedienungsanleitung Seite 31

IX. Troubleshooting
QUESTION
SERVOS AND MOTORS
DO NOT WORK
SERVOS AND MOTORS
DO NOT WORK
SERVOS AND MOTORS
DO NOT WORK
SLOPPY TAIL CON-
TROL
HELICOPTER VIBRA-
TES
HELICOPTER WOB-
BLES
ROTOR HEAD SPEED
COLLAPSES AT MAxI-
MUM PITCH
POSSIBLE CAUSE
CRYSTALS DEFECTIVE
TRANSMITTER NOT SWIT-
CHED ON
THROTTLE/PITCH STICK NOT
IN IDLE POSITION
IF A SIx-CHANNEL TRANS-
MITTER IS USED THE
SWITCH POSITION IS NOT
CORRECT
MODEL WAS MOVED HEA-
VILY DURING CALIBRATION
PROCESS
MAINROTOR BLADES OUT
OF TRACK
MAIN AND/OR TAIL ROTOR
SHAFT BENT (CRASH?)
FLYBAR BENT OR TWISTED
ROTOR BLADES OR PADDLE
NOT BALANCED
ROTOR HEAD REVOLUTIONS
TOO LOW
TOO MUCH AND/OR DIFFE-
RENT BLADE PITCH
BATTERIES DEFECTIVE OR
INADEQUATE FOR
OPERATION
PITCH PUSHRODS ADJU-
STED INCORRECTLY
EFFECT
NO SIGNAL AT RECEIVER;
ELECTRONICS RECOGNIZE THE
DEFECT AND DEACTIVATE MOTOR
AND SERVOS
THE ELECTRONICS NOTICE A DE-
FECT AND PREVENT THE MOTORS
FROM STARTING UP
THE ELECTRONICS NOTICE A DE-
FECT AND PREVENT THE MOTORS
FROM STARTING UP
TAIL DRIFTS OFF
VIBRATIONS ARE AMPLIFIED
THE HELICOPTER VIBRATES HEA-
VILY
BLADES ARE STALLING
MOTORS AND ELECTRONICS OPE-
RATE POORLY
SYSTEM WORKS AT POOR EFFICI-
ENCY
31
REMEDY
REPLACE CRYSTALS
SWITCH ON TRANSMITTER
MOVE PITCH CONTROL STICK TO
IDLE POSITION
SET 2-POSITION AND 3-POSI-
TION SWITCHES TO FLIGHT
PHASE "HOVER" RESPECTIVELY
TO"MOTOR OFF"
AFTER LANDING RECALIBRATE
GYRO: MOVE THROTTLE STICK
TO IDLE AND HOLD TAIL STICK
LEFT FOR 2 SEC.
READJUST TRACKING AS OUT-
LINED IN MANUAL
CHECK AND REPLACE ROTOR
SHAFT(S)
REPLACE OR STRAIGHTEN FLY-
BAR
REBALANCE ROTOR BLADES,
CHECK PADDLES FOR CHIPS
AND REPLACE IF NECESSARY
TIGHTEN BOTH BLADE HOLDER
ADJUSTMENT SCREWS EVENLY
FOLLOW SETUP INSTRUCTIONS.
GRUNDEINSTELLUNG BEACHTEN.
REPLACE BATTERIES
BOTH BLADE HOLDER ADJUST-
MENT SCREWS TOO FAR OUT.
TIGHTEN EVENLY
FOLLOW SETUP INSTRUCTIONS.