3.54
Engine/Cooling/Exhaust
Variable Exhaust System (VES)-Threaded Stud
Assembly Notes:
• Replace spring if rusted, bent, or distorted
• Inspect bellows for tears.
• Inspect threaded stud, cap,
guillotine threads and
cap nut threads for wear/galling. Replace parts as
required.
• Discard gasket. Replace with new parts during
asse
mbly.
• Clean components as outlined in Chapter 2-
Main
tenance.
Special Tool:
Use special tool: PS-50753 to disassemble the cap nut,
b
ellows and threaded stud/washer assembly.
To disassemble guillotine component
s, clamp blade in
soft-faced bench vise. Loosen cap nut.
If the complete assembly un-s
crews from the guillotine,
use special tool PS-50753 to clamp the threaded stud/
washer in the bench vise.
During reassembly, apply Loctite® 242™ to the threaded
s
tud/washer guillotine and cap nut threads. Loosely
install the threaded stud/washer, bellows, and cap nut.
Torque only cap nut to specification to fasten all
components.
NOTE: A new threaded stud/washer has pre-applied
thr
ead lock. No Loctite® is required.
EV CAP
SPRING
CAP NUT
BELLOWS
GUILLOTINE
EV BASE
THREADED STUD/WASHER
GASKET
EV Cap Screws(A): 10.5-13.5 ft-lbs (14.3-18.3 Nm)
Apply Loctite® 242™ to cylinder screws.
Cap Nut/Threaded Stud Asm.(B): 18-22 ft-lbs
(24.5-29.9 Nm) Apply Loctite® 242™ to threaded
stu
d threads.
VES Threaded Stud/Cap Tool
PS-50573