MTZ 1220.1, Operator'S Manual

Page: 217 / 244

MTZ 1220.1/1220.3 K. Scheduled technical maintenance
K37
Operation 49. Generator
Seasonally determined adjustment of ge-
nerator voltage
*)
shall be carried out by
screw (1), located on back cover of gene-
rator (“
З - Л ”).
*) If it is provided by generator design.
Operation 50. Flush the cooling system
To flush, use a solution of 50-60 g of so-
dium carbonate and 1 liter of water.
Proceed as follows:
• Pour 2 liters of kerosene into the water
heat exchanger and fill the system with
the prepared solution.
• Start the engine and work for 8 to 10
hours, then discharge the solution into a
special container and flush the cooling
system with pure water.
Operation 51. Flush the engine air
breathers
• Remove the air breather housing (2)
unscrew breather housing (1).
• Remove the air breathers from the
housing, rinse them in diesel fuel and
blow with compressed air. Fill a union
filter with small quantity of engine oil
and install it in its place after bleeding it
down.