BRISTELL BRMAERO Bristell B23, Руководство по обслуживанию

Страница: 150 / 272

Airplane Maintenance Manual Bristell
B23
Chapter 28
Chapter 28 Page 8 Issue: 30-Sep-2020
28-20-03 Fuel Drain
Removal
Tools needed: wrench size: 1/2 in
▶ Drain the fuel from the tank or gascolator.
▶ Unscrew the drain valve from the tank or gascolator and
remove it.
▶ Check “O” ring and the spring.
Installation
Tools needed: wrench size: 1/2 in
▶ Set drain valve in the tank or gascolator – use LOCTITE
565 or equivalent sealant.
▶ Fill the tank with fuel and check drain valve tightness.
28-40 Indicating
Fuel quantity is measured by the fuel float gauges (also refer to
Fig. 3). The float position is converted to an electrical signal and fuel
quantity in the tank is indicated on the GDU370 (G3X) screen. The fuel
system provides a hard-wired low fuel warning light in the instrument
panel (LED).
28-40-01 Fuel Level Sender
Removal
Tools needed: screwdriver
▶ Remove the wing (see Chapter 57-20).
▶ Disconnect fuel level sender wire.
▶ Unscrew bolts and remove fuel level sender from root
fuel tank rib.