Care and Maintenance 8-21
DOB 1300-1556
PA-1639 Operator's Manual 2020 X3-45 Commuter
APPROACHING THE VEHICLE
l
Check under the coach for oil, fuel or coolant
leaks or other signs of damage.
l
Check exterior body surfaces for signs of
damage.
PREPARATION
l
Drain accumulated water from accessories
air tanks.
l
Close air tank drain valves.
l
Start the engine and let the air pressure build
up to normal. Stop engine.
l
Switch on hazard warning flashers.
l
Make sure parking brakes are applied.
STEP 1: RIGHT SIDE
l
Check
that
baggage
and
service
compartment doors are properly latched and
locked.
l
Check
condition
of
wheels
and
rims.
Especially look for cracks, missing nuts, bent
or broken studs.
l
Check the loose wheel nut indicators for
signs of loose wheel nut.
l
Check condition of tires: properly inflated, no
serious cuts, bulges, tread wear or any signs
of misalignment; valve stems not touching
wheels or rims; valve caps in place and no
objects stuck between the wheels.
STEP 2: ENGINE COMPARTMENT RIGHT SIDE
AREA
l
Check engine and surrounding areas for
coolant, oil and fuel leaks.
l
Check primary fuel filter/water separator and
drain if necessary. Close drain valve after
draining.
l
Check power steering reservoir fluid level,
add if necessary.
l
Check wiring harness for signs of damage.
STEP 3: ENGINE COMPARTMENT
l
Check engine and surrounding areas for
coolant, oil and fuel leaks.
l
Check wiring harness for signs of damage.
l
Check for loose, worn or broken belts.
l
Check belts tension adjustment.
l
Check engine crankcase oil level, add if
necessary.
l
Check Allison transmission fluid level (can
also be checked from push- button shift
selector), add if necessary.
l
Check coolant surge tank fluid level, add if
necessary.
l
Check
air
cleaner
restriction
indicator,
replace air cleaner when red signal locks in
full view.
l
Check stop light, tail light, directional signal
light and back-up light assembly, they should
be clean.
l
Drain the wet tank and the oil separator by
pressing the purge button located below the
rear start panel.
STEP 4: REAR LEFT SIDE
l
Check
condition
of
wheels
and
rims.
Especially look for cracks, missing nuts, bent
or broken studs.
l
Check the loose wheel nut indicators for
signs of loose wheel nut.
l
Check condition of tires: properly inflated, no
serious cuts, bulges, tread wear or any signs
of misalignment; valve stems not touching
wheels or rims; valve caps in place and no
objects stuck between the wheels.
l
Check
that
baggage
and
service
compartment doors are properly latched and
locked.
l
Check optional auxiliary coolant heater for
fuel leaks.
STEP 5: FRONT LEFT SIDE
l
Check condition of wheel rim. Especially
look for cracks, missing nuts, bent or broken
studs.
l
Check the loose wheel nut indicators for
signs of loose wheel nut.
Summary of Contents for X3 Commuter
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