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Extra propeller noise
or extra Vibration.

Reduced flight time or
aircraft underpowered.

Control surface does 
not move, or is slow to 
respond to control
inputs.

Controls reversed.

- Motor loses power.
- Motor power pulses
then motor loses power. 

LED on receiver 
flashes slowly.

- Damaged spinner, propeller, 
motor, or motor mount.
- Loose propeller and spinner 
parts.
- Propellor installed backwards.

- Flight battery charge is low.
- Propeller installed backward.
- Flight battery damaged.

- Control surface, control horn, 
linkage or servo damage.
- Wire damaged or connections
loose.

Channels are reversed
in the transmitter.

- Damage to motor, or battery.
- Loss of power to aircraft.
- ESC uses default soft Low 
Voltage Cutoff(LVC).

Power loss to receiver.

Aircraft will not
respond to the 
throttle but responds
to other controls.

- ESC is not armed.
- Throttle channel is reversed. 

- Lower throttle stick and throttle
trim to lowest settings.
- Reverse throttle channel on 
transmitter.

- Replace damaged parts.
- Tighten parts for propeller
adapter, propeller and spinner.

- Remove and install propeller 
correctly. 
- Completely recharge flight
 battery.

- Replace flight battery
and obey flight battery 
instructions.

- Replace or repair damaged 
parts and adjust controls.
- Do a check of connections for 
loose wiring.

Do the Control Direction Test 
and adjust controls
for aircraft and transmitter.

- Do a check of batteries, 
transmitter, receiver, ESC, 
motor and wiring for damage 
(replace as needed).
- Land aircraft immediately and 
Recharge flight battery.

- Check connection from ESC to
receiver.
- Check servos for damage.
- Check linkages for binding.

Possible 

 

Cause

Solution

Problem                      

page20

Troubleshooting

Summary of Contents for SBACH 342

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Page 2: ...rol This interference can cause momentary loss of control so it is advisable to always keep a safe distancein all directions around your model as this margin will help avoid collisions or injury Age R...

Page 3: ...od Before the model flying 17 Find a suitable flying site Perform the range check of your plane Monitor your flight time Flying course 18 Take off Flying Landing Maintenance Troubleshooting 19 AMA 20...

Page 4: ...he plastic parts and rudder installed SY 102 Main wing set With the control horn in stored SY 103 Horizontal stabilizer With the elevator connector installed SY 104 Cowl SY 105 Canopy The plastic cano...

Page 5: ......

Page 6: ...ore the battery in a temperature range of o 40 120 F Do not store battery or model in a car or in direct sunlight If stored in a hot car the battery can be damaged or even catch fire Never use a Ni Mh...

Page 7: ...tage Cutoff Before the battery charge decreases too much LVC removes power from motor in two ways 1 Reduces power ESC reduces motor power recommended 2 Hard cutoff ESC instantly cuts motor power when...

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Page 14: ...of the battery The motor is now armed and will start when the throttle is moved The motor and ESC come pre connected and the motor rotation should be correct If for any reason the motor is rotating in...

Page 15: ...hrottle in the OFF position Make sure both ailerons move up and down travel the same amount This model tracks well when the left and right ailerons travel the same amount in response to the control st...

Page 16: ...r linkage connections are shown by the black arrows in the the diagram below You can move the linkage to different hole positions to increase control surface travel and increase the aerobatics of the...

Page 17: ...based on the ATV set in previous step High Rate Expo Low Rate Expo Aileron 100 65mm up down 60 30 19mm up down 30 Elevator 100 50mm up down 50 22 11mm up down 25 Rudder 100 60mm left right 50 60 36mm...

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Page 21: ...l the servo wires are securely connected to the receiver and the transmitter batteries have a good connection Find a flying site clear of buildings trees power lines and other obstructions Until you k...

Page 22: ...y into the wind and fly down to the ground Fly the airplane down to the ground using 1 4 1 3 throttle to keep enough energy for proper flare Before the model touches down always fully decrease the thr...

Page 23: ...ver Aircraft will not respond to the throttle but responds to other controls ESC is not armed Throttle channel is reversed Lower throttle stick and throttle trim to lowest settings Reverse throttle ch...

Page 24: ...craft pilots will a Yield the right of way to all man carrying aircraft b See and avoid all aircraft and a spotter must be used when appropriate AMA Document 540 D See and Avoid Guidance c Not fly hig...

Page 25: ...pment on Amateur Band frequencies 4 RC model aircraft will not operate within three 3 miles of any pre existing flying site without a frequency management agreement AMA Documents 922 Testing for RF In...

Page 26: ...Email info fmsmodel com Http www fmsmodel com...

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