Volvo 2001 - Ancillary Systems Overhaul

26 .
Check the connecting rod bushings
by using the
gudgeon pin as a gauge . There must be no play . If the
bushings
must be
replaced, use a suitable mandrel for the
removal
and installation . Make sure
to install the bushing with the
oil hole
coinciding with that of the connecting
rod . Ream
the new bushings . The fit
is correct when an oiled gudgeon
pin by
its own weight can slowly slide
through the
bushing.
Sea-water pump
27 . The pump
is equipped with two ball-bearings (1)
.
When disassembling, remove
the locking-ring
(2)
in the
housing and push
out the shaft, whereby the bearings
are
following . Use a suitable mandrel
to remove the bearings
from the shaft . NOTE!
Do not forget the spacer
sleeve
(3) .
Replace the
sealings (4) . NOTE!
Turn the sealings correctly
and make
sure that they do not block the drainage
hole in
the pump-housing . Replace the
O-ring
(5) . Install the
ball-bearings and thespacersleeve onto theshaftand leave a
distance of
39,5 mm (1 .55512 in .) from the shaft
end to the
ball-bearing . Coat the shaft
with grease and "screw" it
through the
sealings and the O-ring and take
care not to
damage them . Push in the
shaft as far as to allow the
bearings
to bottom and then install the locking-ring (2) .
Checking the thermostats
28 . Immerse
the thermostat in water and, using
a
thermometer, check if it opens
at the correct temperature . See
Technical
Data foropeningtemperatures . If the
thermostat is
faulty, it must be replaced .