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SECTION 8
MAl
NTENANCE
Page 2
PREPARATIONS
FOR HOT OR COLD WEATHER
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Proper maintenance and mechanical efficiency are assured
during seasonal air temperature changes, when these
instructions are followed.
FUEL SYSTEMS
Refer to your Cummins Engine Operator's Manual for the
dieselfuels which will give the most satisfactory performance
for your engine.
LUBRICATION
Lubricate the machine. Use the lubricants specified in the
"LUBRICANT
SPECIFICATIONS
AND
CAPACITIES
CHART" in Section 7.
COOLING SYSTEMS
Preparethe cooling systemsasfollows:
1. Check the entire system for leaks.
2. Inspect the condition of all hoses and replace the hoses
and hoseclamps where necessary.
3. Check the operation of the thermostats. Do this by
observing the engine coolant temperature when performing
the following step. If improper thermostat operation is
indicated, refer to your Cummins Engine Operator's Manual
for thermostat removal and a complete checking procedure.
4. Clean cooling systems. For this procedure, refer to
"COOLING SYSTEM" in this section.
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5. Check the tension and condition of the belts and adjust or
replace if necessary. For the procedures refer to your
Cummins Engine Operator's Manual.
6. Removeall bugs or dirt from the radiator cores using air
or water under pressure.Direct the flow through the cores,
opposite the normal direction of air flow.
7. Cleanthe radiator grilles and outside of cores.
ELECTRICAL SYSTEM
Remove all corrosion from battery terminals and cables.
Repair or replace all wires which have worn, cracked or
frayed insulation; also broken or loose wires. Service the
batteries. Refer to "ELECTRICAL SYSTEM" in this section.
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