Chapter 7
ZLIN AIRCRAFT a.s.
Description of the aircraft and its system
Flight Manual
Z 242 L
REVISION No. 3
7 - 28
EASA Approved
25.2.2017
7.37.2
Circuit protection
The circuit switches located on the panel between the pi
lot´s seats and the switches COM/NAV
1 and COM/NAV 2 function as automatic circuit breakers. In case of the circuit overload this
switch turns off automatically -
turning off is indicated by the switch lever position “OFF”. Each
switch/circuit breaker is designated with a placard identifying the appropriate circuit.
Individual electric appliances are supplied from here either directly or through independent
protection elements.
This circuit elements, fuses or circuit breakers is located on the panel beneath the instrument
panel. Each circuit breaker is designated by a placard with the name of the circuit protected.
Each cap with fuses is designated by a placard with the value and name of the circuit protected.
Circuit breaker switch-on procedure (if installed)
Disconnection of the appliance by the circuit breakers is indicated by white strip on the push
button of the circuit breaker. White strip is visible only in cesa that circuit breaker is switched-off.
Power supply is renewed by pushing the button to the condition switched-on.
Fuse replacement (if installed):
Press the fuse cap and turn slightly anticlockwise remove the cap. Provided the fuse is blown,
replace it by the new fuse of the same rating. Insert the cap containing the new fuse into the fuse
holder body, then press an turning slightly anticlockwise, fix the cap.
CAUTION:
BE SURE TO USE THE CORRECT RATING OF THE FUSE AT FUSE REPLACEMENT.
CURRENT NOMINAL VALUE IS STAMPED ON THE MATAL CAP OF EACH FUSE.
NOTE:
Spare fuses are located in the bag on the side panel of the inside covers in cockpit.
