JPHobby ER-120 V2 Sequencer Retract
B- O erating connection
In normal service condition，
•Switch on your radio and your receiver,
•Turn on the retract switch in retract position. The sequencer will open the gear doors than close the
landing gear and finally close the doors,
•Turn on the retract switch in open position. Gear doors will open then the landing gear will go out after
checking the doors fully opened and finally the doors will close,
C- Retracts installation, o eration and maintenance
Installation
Installation is simple. The retracts have a standard clampling and its installation is similar to any standard
retract. An advantage of the electric retract is that installations of complex valves and air circuits are
unnecessary. The retracts are supplied with long enough cable length. If the cable is no long enough, it can be
extended with the correct polarity. It is advisable prolong just the necessary length to avoid voltage drops.
Operation
Retracts must be operated always through JP Retract Control units. Never operate the retracts with direct
battery or with other brands control units. The best quality of electric retracts. You will notice the advantage of
not having to compress air before each flight, and you will forget the leaks.
Retracts trouble shooting
Problems Solutions
The retract
doesn’t move
Check whether the retract controller signal
lines connected correctly
The retract controller signal lines connected to
the retract channel again
Check whether the remote control signal
is normal
Check the switch channels. Good debugging
remote control signal
Check whether the remote control retract
channel release percentage is set
to ±100%
sure the release percentage is set to ±100%
The gear door
doesn't o en
Check whether doors servo signal lines
connected correctly
Follow the labeled correctly connected in the
controller
Check whether door servo dammage on
the receiver
Change the door servo
Check whether three units retract are
connected to the retract controller
Please connect three units retract to the control
system
The units retract
don’t work in
the same direction
Check the retract cable is correct Reverse running horse cables properly
connected to the controll
The gear door run is in
wrong direction
Please check the doors servo signal lines
connected to the right channel
Change the doors servo signal lines from wrong
channel to other one
JP HOBBY is distributed in Europe by WEB EFFECT / TURBINES RC
