SRT45 Off-Highway Truck
8-10
Safety, Operation and Maintenance Manual
Every 250 hours of operation
Coolant Additive - Check and replenish DCA4
concentration as described.Coolant Filter(s) -
Replace coolant filter(s) if required. When
testing the DCA4 concentration, depending
on the level of DCA4, the coolant lter(s) may
not necessarily have to be changed.Refer
to Chapter 15 'Remote Water Tank'
，
in the
Maintenance Manual.
Cooling Fan - Visually check the fan for
cracks, loose rivets, and bent or loose blades.
Check fan mounting and tighten if required.
Replace any fan that is damaged.
Note
: The fan belt is maintained to the correct
belt tension by a spring loaded idler arm,
therefore, there is no need to check or adjust
belt tension.
Drive Belts - Visually check the belts and
replace if they are cracked or frayed. Adjust
belts that have a glazed or shiny surface which
indicates belt slippage. Correctly installed and
tensioned belts will show even pulley and belt
wear.Refer to Chapter 6 'Installation of Engine'
in the Maintenance Manual for drive belt
tension and adjustment of new and used drive
belts.
Front Brakes -Check pads and discs for wear
and replace where necessary.
Note
: This service interval applies to normal
driving Check more frequently under more
severe conditions. Thickness of pad friction
material should never be allowed to wear
below 3 mm (0.12 in).
Oil Can Points - Oil hinges, and other working
parts with engine oil.
Fuel pre-filter - Replace filter element of fuel
pre-filter. Refer to Chapter 14 'Installation of
Fuel Tank and Pipeline'
，
in the Maintenance
Manual.
Every 1000 hours of operation
Hydraulic System Pressure Checks - Check all
steering, body and braking system pressures.
Note
: Instructions for checking pressure, and
Lubrication and Servicing
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