UAZ HUNTER 315148, Operating Manual

Page: 47 / 136

47
SEASONAL MAINTENANCE
Seasonal service shall be carried out twice a year, in spring
and in autumn, and if possible, shall be done at the same time
with routine maintenance according to the warranty and service
book cards.
Prior to summer operation
1. Remove the oil pump lid and check the condition of the
oil pump drive gear wheels (UAZ-315195).
2. Check the operation of the window wiper and washer.
Eliminate the defects.
3. Replace oils in components with summer (all-season) grade
oils specified in the lubrication schedule.
Prior to winter operation
1. Check density of fluid in the engine cooling system and
bring to the required value (1,075–1,085 g/cm
3
at 20°C), if
necessary.
2. If water is poured into the windshield washer tank, drain
the water. Pour in the low freezing point windshield washer fluid.
3. Check the operation of the interior heating and ventilation
system. Eliminate the defects.
4. Prior to winter operation (or at 30,000 km), flush the fuel
tanks.
5. Replace oils in the aggregates with winter grade oils specified
in the lubrication schedule.
ZMZ-40905 ENGINE
engine suspension
During operation, check tightening of threaded joints of the
front and the rear engine suspensions (see Appendix 2) and
condition of the mounts. No delamination and breakage of the
engine mounts is allowed.
engine cylinder head
When the engine is operated, the cylinder head fastening bolts
need no tightening. If necessary, only tighten the bolts on a cold
engine. To ensure uniform and proper bearing of the cylinder
head to the gasket, tighten the bolts as per the sequence shown