Technical data

13773-001
28-20
Page 6 30 Nov 2000
C. Selector Valve (See Figure 28-203)
(1) Removal - Selector Valve
WARNING:
Disconnect the battery prior to servicing the selector valve.
(a) Disconnect battery and insulate both cable ends to prevent accidental reconnection.
(Refer to 24-30)
(b) Remove crew seats and inboard seat track mounting hardware. (Refer to 25-10), (Refer to
53-40)
(c) Remove mid console trim from each side. (Refer to 25-10)
(d) Remove console support side brackets.
(e) Remove screws and washers securing both fuel selector valve side panels and gaskets.
(f) Remove the screws and washers securing the front fuel selector valve panel.
(g) Remove the three hex head bolts, washers, and locknuts securing the fuel selector link-
age to the valve body.
(h) Remove the screws and washers from the upper selector valve panel.
(i) Disconnect the fuel supply and return lines.
(j) Remove the fuel selector valve mounting screws, washers, and locknuts.
(k) Remove the fuel selector valve assembly.
(2) Installation - Selector Valve
(a) Acquire necessary tools, equipment, and supplies.
(b) Verify battery is disconnected.
(c) Place the fuel selector valve assembly into position.
(d) Secure the fuel selector valve assembly with screws, washers, and locknuts.
(e) Apply a small amount of grease on the banjo fitting bolt threads and the new seals.
Description P/N or Spec. Supplier Purpose
Brushable Seal-
ant
MIL-S-8802 Type 2 Class A*
GC408A
P/S 890A
EC1675A
CS3204 C1.A
PR1440A
Goal
PRC Aerospace Sealants
3M
Chem Seal - Flame Master
PRC Aerospace Sealants
Fuel tank
repair sur-
face seal.
Extrusion Gun
Sealant
MIL-S-8802 Type 2 Class B*
CS3204 C1.B
GC408B
P/S 890B
PR1440B
EC1675B
AC-240B
Chem Seal - Flame Master
Goal
PRC Aerospace Sealants
PRC Aerospace Sealants
3M
Dynamold Aerospace
Fillet, faying
surface, and
injection seal
in fuel tanks.
Install and
seal windows.
Seal fuel sys-
tem enclosure
in cabin.
Grease MIL-G-24139A
Aeroshell # 6
Shell Oil Company Lubricate
seals and
threads