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Old 12-22-2012 | 09:18 AM
  #208  
pilotpete2's Avatar
pilotpete2
 
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From: Lyndonville, VT
Default RE: New Evolution 10cc gas engine


ORIGINAL: AA5BY

Some good advice has been given in this thread on using this engine. I've a few questions.

#1 If deciding to go single LiFe battery source for flight control and ignition and the use of an IBEC, is an external ignition switch required as in giant gas?

#2 What size of LiFe battery? I rarely ever fly more than three 10-12 min flights. The plane will be a Seagull Funfly3D (.46-.55) which does have dual servos on elevators and ailerons.

#3 is related to the engine indirectly but nonetheless might fit this thread. Normally gas planes do not get CA hinges... what about the use of CA hinges with a 10cc?
#1 No need, your main power switch will turn off the ignition, since with an IBEC, the power is drawn from the receiver power bus. Of course, the IBEC also provides you with an ignition kill from the transmitter.

#2 I fly 20 to 30cc gas planes, all with IBEC setups. I either use a pair of 1100mAh A123 with redundant switches to the receiver to provide power to radio and ignition, or a single 2300mAh. If I were to fly 5 flights of 12 min. with either setup, my Cellpro chargers indicate I used just about half the capacity of the pack(s).

#3 I've gotten away from CA hinges. But the old Goldberg Extra 300 I flew for 6 years, the last 3 with a 20cc RCGF had CA hinges. The plane met it's expiration date, due to an electronic failure in the left aileron servo. A brand new replacement for an original that started to exhibit a worn pot. I would have been better off with the servo with the worn pot

Good luck,
Pete