FUTABA 4pls Instruction Manual page 27

Warning
Connector Connections
Be sure the receiver, servo, battery and connectors are fully and firmly connected.
If vibration from the model causes a connector to work loose while the model is in operation, you may lose control .
Servo Installation
When you install the servos, always use the rubber grommets provided in servo hardware bags.
Mount the servos so they do not directly come in contact with the mount.
If the servo case comes in direct contact with the mount, vibration will be directly transmitted to the servo.
If this condition continues for a long time, the servo may be damaged and control will be lost.
Screw
Damper
Eyelet
Mechanical plate
Nut (as required)
stalled correctly.
Servo Throw
Operate each servo over its full stroke and be sure the linkage does not bind or is loose.
The continuous application of unreasonable force to a servo may cause damage and excessive battery drain.
Caution!
A howling noise indicates that the
steering servo is improperly set.
Decide the EPA value at the
contact point.
Adjust the steering servo so that unreason-
able force is not applied to the servo by the
(or)
-
Adjust the throttle servo so that unreasonable force is
force is not applied even when the servo travel is in-
creased while running.
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