BOMBARDIER 1982 Shop Manual page 66

SECTION 02 ENGINE
"'SUB-SECTION 03 (377 ENGINE TYPE)
CLEANING
Clean all metal components in a non-ferrous metal clean-
er.
DISASSEMBLY AND ASSEMBLY
@To remove or install fan pulley retaining nut, lock fan
pulley with special holder wrench
PIN
420876357. At
assembly, torque nut to
65
N.m
(48
ft-Ibsl.
Holder
wrench
®
@Fan belt free-play must be 6 mm
(1 / 4").
To adjust,
install or remove shim(s) between pulley halves. Install
excess shim(s) between fan and lockwasher.
001t is first necessary to heat bearing housing to
65°C (150°F) to remove or install bearing.
@ @@ Air duct can be removed by drilling out rivets.
~
CAUTION: At reassembly, use only closed end
riv-
." ets to avoid rivet ends from falling into magneto.
@
A gasket must be placed on both sides (inner and
outer) of intake and exhaust holes .
•
WARNING: If fan protector is removed, always
reinstall after servicing.
PAGE 66