FU-24 FUEL SYSTEM - Injection Nozzles (1 HD-T)
(i) After checking the No.2 opening pressure, remove the
capsule sub-assembly and tighten the plug screw with
SST.
SST 09268-17010
Torque: 25 kg-cm (21 in.-lb, 2.5 N-m)
3. ADJUST NO.1 OPENING PRESSURE
(a) Assemble the nozzle holder body, adjusting shim
selected in step 1, the capsule sub- assembly, adjust-
ing shim for adjustment of No.1 opening pressure,
No.1 pressure spring, No.1 pressure pin, distance
piece, straight pins and the nozzle sub-assembly, and
finger tighten the retaining nut.
HINT:
• Align the holes of the nozzle body, distance piece and
nozzle holder body.
• When the thickness of the originally used adjusting shim
is not known, use a shim 1.5 mm (0.59 in.) thick instead.
(b) Using a 14 mm deep socket wrench, torque the
retaining nut.
Torque: 350 kg-cm (25 ft-lb, 34 N-m)
NOTICE: Over torquing could cause nozzle deforma-
tion and needle adhesion or other defects.
(c) Install the injection nozzle to the injection nozzle hand
tester and bleed air from the union nut.
CAUTION: Do not place your finger over the nozzle
injection hole.
To Next Page
Loading...
Need help?
General
