FES Maintenance manual Version 1.12
September 2016
Page 17 of 26
7.
Place fixation plates
8.
Tighten battery pack fixation knobs
9.
Insert and secure temperature sensor (DATA) connectors, to each battery pack
10.
Insert RED (+ contact) pin on cable to front pack, and BLACK (– contact) pin on cable
to rear pack power connectors
11.
Close cover
4.4.2 Removing and installing the motor
Note:
Removal of motor from sailplane is only allowed in case of
written
permission
from manufacturer otherwise warranty is not valid any more!
Warning:
It is not allowed to fly with removed motor from the sailplane, as
C.G. position change significantly!
To remove the motor from the glider
(complete with spinner and propeller)
1. Open ventilation (fully forward position)
2. Remove round laminated cover from center of front motor mounting rib (from
cockpit side)
3. Unlock springs which hold DB15 cable connector and than carefully unplug
connector from motor rear wall.
4. Unscrew 3 self-locking nuts from rear motor wall and disconnect 3 power cables.
Before disconnection is recommended to mark them as A, B, C, and draw their position
against each other on list of paper.
5. Un-secure six M8 bolts and unscrew them out. One of M8 bolts which is below
powers wires have lower head. Hold motor assembly, and carefully take it out of fuselage.
To install motor back to the glider
, follow the reverse order.
Take care about additional steps:
1. Open ventilation fully-lever pushed forward.
2. It is recommended to use new bolt securing plates to secure M8 motor fixation
bolts.
3. Make sure that power cables are connected in the same order A, B, C like before
and use only new M6 self-locking nuts. Make sure that there is no contact between cable
shoes aluminum mounting wall or M8 fixing bolts. Below cables must be M8 bolt with
shorter head.
4. Carefully plug in signal wires connector into motor rear wall connector. Lock
springs which hold connector in place.
After motor is reinstalled, check the following:
•
Spinner is in the center of fuselage.
•
Gap between spinner and fuselage is 0,5-1mm
•
All bolted connections assembled correctly and secured properly
•
Start the motor on a ground and run it for a few seconds to check:
•
Motor rotating direction, smooth run of motor
