Rev. 5
8-10
type.
8. Re-attach applicable electrical and mechanical connections.
9. Reconnect the negative (-) battery cable.
AV
C
ONTROL BOARD REPLACEMENT
Tools
#2 Phillips screwdriver
small flat blade screwdriver
Expendable
None
Replaceable
AV Control Board
Service Rating
Line
Minimum Certification
LSA-RM,A&P or Approved
Owner
Additional References
KAI
1. Disconnect negative (-) battery cable.
2. Remove the panel cover. (3-4)
3. Discharge the circuit board. With the master switch 'ON', press the stall warning
vane until the tone fades off. If wings are removed, ground the stall warning
terminal tab at the fuselage side cover as shown in
Figure 24
.
4. Verify all plugs and connectors and their connected locations are properly
labeled.
5. Disconnect the control board connections.
6. Remove the control
board attachment
hardware.
7. Remove the control
board.
8. Install the new control
board and hardware of
the same type.
9. Re-attach all plugs
and connectors.
10. Reconnect the
negative ground wire
to the battery.
11. Test for correct
operation of all
electrical circuits.
Figure 24: Stall Warning Ground
Summary of Contents for RV-12
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