Priming The System; Cleaning Fuel Tank; Cleaning Coolers - Atlas Copco PTS 800 T3 Cud Instruction Manual

6.4.3.2 Priming the system

– Check to make sure the drain valve at the base of
the fuel filter is closed.
– Remove the vent cap from the top of the clear
cover. Fill the fuel filter full of clean fuel.
Reinstall the vent cap and tighten by hand only.
– Start the engine. When the lubrication system
reaches its normal operating pressure, increase
engine speed to high idle for one or two minutes.
After the air is purged, loosen the vent cap until
the fuel level lowers to just above the bottom of
the collar. Tighten the vent cap by hand only.
– Hand tighten the collar again while the engine is
running. To avoid damage, do not use tools to
tighten the collar.
To avoid damaging the aluminium
!
fuel processor body,
overtighten fuel lines or fuel line
fittings.

6.4.3.3 Cleaning fuel tank

To drain sediment and water from the fuel tank (1),
remove the drain plug (2) of the fuel tank and frame.
For a better drainage slightly slope the unit.
do not
Use water to clean the inside of the fuel tank, use a
high-pressure purifier if necessary. Spurt the
sediment and water to the drain side of the tank.
After cleaning or heavy rains, drain
!
the spillage-free frame.
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6.4.4 Cleaning coolers

Keep all coolers clean to maintain the cooling
efficiency.
The fan side surface of the radiator, intercooler,
aftercooler, charge air cooler and oil cooler is
accessible by removing the service panels.
– Remove any dirt from the coolers with a fibre
brush. Never use a wire brush or metal objects.
Then clean by air jet in reverse direction of normal
flow.
– Steam cleaning in combination with a cleansing
agent may be applied (do not use jet at max.
power).
To avoid damaging the coolers, angle
!
between jet and coolers should be
approx. 90 °.
– A spray gun should preferably be used to apply the
solvent to the cooler block. Rinse the block by
means of a water jet after a soaking-in period.
Steam-cleaning may also be applied.
– Re-install the service panels.