9. How to perform repairs
9.1 How to remove the housing cover (Pos. 17 + 18).
Move OptiFlex-K1 in a position approximately
80 degrees.
Turn of the power OFF at the OptiFlex-K1 and
remove the power cord.
Move the OptiFlex-K1 in a stable side position.
Loosen the 4 outside torx screws to remove the hou-
sing cover K1 with sticker (Pos. 17).
Loosen the 2 torx screws to remove the housing cover
small (Pos. 18).
If you have to exchange any of the printed circuit boards
including the knee electronics or motor control you have to
perform a calibration.
9.2 How to exchange the motor control (Pos. 20).
ATTENTION!
When you assembling with electronic parts make
sure to use ESD (Electro Static Discharge) equipment.
Remove the housing cover, see chapter 9.1.
Pull out the connectors of the motor control.
Loosen the four screws.
Exchange the defective motor control and fix it with the
screws.
Put back in the connectors in the same position.
3-pin connector 2-pin connector
Rebuild the housing cover.
Perform a calibration.
Finally, a safety and function test has to be performed.
9.3 How to exchange the power supply electronics
(Pos. 23).
ATTENTION!
When you assembling with electronic parts make sure
to use ESD (Electro Static Discharge) equipment.
Remove the housing cover, see chapter 9.1.
Pull out the connectors of the power supply electronics.
Loosen the four screws.
Exchange the defective electronics and fix it with the
screws.
Put back in the connectors in the same position.
Rebuild the housing cover.
Perform a calibration.
Finally, a safety and function test has to be performed.
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9.4 Repairs of the drive unit
(Pos. 21 + 25).
ATTENTION!
Only authorized and certified staff may perform repairs
and maintenance at the drive unit otherwise the
manufacturer´s warranty and liability will be invalidated.
