Cessna T188C - Page 293

MODEL
188
& T188
SERIES
SERVICE
MANUAL
NOTE
Air bulb with check valves may be obtained
locally from
a surgical
supply company.
This
is the type used in measuring blood pressure. THICK-WALLED PRESSURE
SURGICAL
HOSEE
PRESSURE
BLEED-OFF
Do
not apply
positive
pressure
with airspeed
indicator
connected
into static system.
1. Hold pressure
hose firmly against
static pressure source
opening.
2. Slowly squeeze
air bulb
to apply desired
pressure
to static system.
Desired
pressure may
be
maintained by repeatedly
squeezing bulb
to replace any air escaping
through leaks.
3. Release pressure
by slowly opening pressure
bleed-off screw. then
remove test equipment.
Figure 15-3. Static System Test Equipment
15-6