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OM3-80 12/21
Lubrication & Maintenance/2000 Hour/24 Month (Continued)
RG19661,00003D1 -19-28JAN13-2/2
3. Open engine block drain valve (A) on left side of
engine. Drain all coolant from engine block.
4. Open heat exchanger or top tank drain valve. Drain all
coolant from heat exchanger or top tank.
5. Remove thermostats at this time, if not previously
done. Install cover (without thermostats) using old
gasket and tighten cap screws to 47 N·m (35 lb-ft).
6. Test thermostat opening temperature. (See Inspecting
Thermostats And Testing Opening Temperature
following in this section).
7. Close all drain valves after coolant has drained.
CAUTION: Do not run engine longer than 10
minutes. Doing so may cause engine to overheat,
causing burns when cooling system is draining.
8. Fill the cooling system with clean water. Run the engine
about 10 minutes to stir up possible rust or sediment.
9. Stop engine, pull off lower cooling system hose and
remove heat exchanger or top tank cap. Immediately
drain the water from system before rust and sediment
settle.
10. After draining water, close drain valves. Reinstall cap,
lower cooling system hose and clamp. Fill the cooling
system with clean water and a heavy duty cooling
system cleaner such as Fleetguard® RESTORE™
and RESTORE PLUS™.
10 minutes, remove heat exchanger or top tank cap
and pull off lower cooling system hose to drain out
12. Close all drain valves. Reinstall hoses and tighten
clamps securely. Install thermostats using a new
gasket.
RG8019
A—
UN—19JUN0
0
Engine Block Drain Valve
A—Engine Block Drain Valve
44
Содержание M150A13
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