Ingersoll-Rand 4IRQ2N, Руководство по эксплуатации и техническому обслуживанию, Страница: 36 / 42

36
Lubricating the water pump
Lubricate with 20 grams (0.7 oz) of grease.
Retightening Fasteners
Check for loose fasteners and retighten as necessary.
Draining the Cooling System
The cooling system is pressurized and great care must be taken when removing the
radiator cap on a hot engine.
Draining:

Remove the radiator filler cap and place a container under the radiator drain plug.

Remove the radiator drain plug and the engine bleed plug, then let the system drain out into
the container of a sufficient capacity.

Put the container under the flexible pipe below the radiator and slacken the hose clamps.

Remove the radiator hoses and let the remaining coolant drain off.
Allow enough time for the system to drain completely.

Remove and empty the container into a suitable receptacle complying with pollution
regulations.
Rinsing the cooling system:

With the lower radiator hose removed, rinse the radiator by flushing clean fresh water through
the filler, preferably using a flexible hose, until clean water comes out.

With the lower and upper radiator hoses removed, rinse the radiator by flushing clean fresh
water through the upper radiator hose, until clean water comes out.

Reinstall all flexible pipes.
Rinsing Agent:

Reinstall the lower radiator hose, its drain plug and the engine bleed plug.