Maintenance Manual of 4M11 Series Diesel Engine For Land Power Generators
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1— Thermostat 2 - Coolant connecting hose 3 - Thermostat cover 4 - Water pump pulley 5 - Intermediate pad 6 -
Water pump7- Belt 8- Fan
Figure 4-59 Exploded View for Assembly of Cooling System
Figure 4-60 Cooling Route Diagram of 4M11 Series Diesel Engine
4.8.1.2 Cooling System Disassembly Procedures
As shown in figure:
①Disassemble the fan connecting plate. For details, see 4.8.4.2 Fan Disassembly Procedures.
②Disassemble the tensioner.
③Disassemble the belt.
④Disassemble the alternator, alternator bracket, crankshaft pulley and vibration damper.
Heater
Heater
Pressure limiting valve cover
Expansion tank
Thermostat
Water outlet pipe
Cylinder head
Water pump
Diesel engine block
Radiator
Oil cooler
Fan