Section 4 – Inspections Before Operation
10
7
4.3-8 Do a test of the positive air shut-off
switch (optional equipment)
CAUTION
Do not do this function test while the engine is on.
1. Open the engine compartment cover.
2. Lift the switch guard for the positive air shut-off
on the engine control console.
3. Move the positive air shut-off switch
on position to engage the shut-off valve
4. Move the positive air shut-off switch to the off
position to disengage the shut-off valve
light
continuously illuminates.
10
Result: The shut-off valve disengages after 20
▪
seconds.
5. Make sure the positive air shut-off switch is
put back to the off position, and that the switch
guard is down. Close the engine compartment
cowling.
213205AAA
52
TM
to the
7
.
8
. The
9
8
Function tests
9
SJ82 T, SJ86 T