Alternator Drive Belts; Back-Up Camera; Air Filter Restriction Indicator; A/C And Heating System Air Filters - PREVOST X3-45 COACH 2018 Operator's Manual

BELT TENSIONER
Belt tensioning is applied through the tensioner
adjustment screw B. Loosen lock bolt A prior
adjustment. Tighten lock bolt A to 43 lbf-ft once
completed.
Belt tension should be within the following
values:
New belts: 90-100 lbs.
Used belts: 75-85 lbs.
Check belt tension using a belt strand tension
gauge.
 Once
adjustment
engine to run for about ten minutes. Check
belt tension and adjust if needed.
 Do not treat belts with any compounds. Keep
belts dry.
 Periodically inspect belt and pulleys for wear
or damage;

ALTERNATOR DRIVE BELTS

These belts have automatic belt tensioner to
keep the correct tension without adjustment.

BACK-UP CAMERA

The optional back-up camera is located on the
rear cap. To clean the camera's protective glass,
spray with soapy water. Wipe with a clean damp
rag or wiper blade.
WARNING
To avoid injury, do not clean camera with
transmission in reverse (R). Shut off engine
completed, allow the
PA1627 X3-45 Operator's Manual
Care and Maintenance
and apply parking brake before cleaning.
CAUTION
To prevent scratches to the camera protective
glass, do not wipe with dry rag. Use a clean
damp rag.

AIR FILTER RESTRICTION INDICATOR

A filter restriction indicator (optional) is used to
monitor the vacuum level between the air filter
and engine. A red marker is displayed when the
air filter is clogged. Replace the air filter when a
red marker is displayed or after a maximum of
two years. Reset by pressing on the indicator's
extremity.
The filter restriction indicator is located on the
engine air intake duct
AIR FILTER RESTRICTION INDICATOR

A/C AND HEATING SYSTEM AIR FILTERS

For maximum air conditioning and heating
system efficiency, air filters should be inspected
and cleaned as required in maintenance
schedule to ensure proper ventilation of the
evaporator and heating radiator cores. To clean
filters, back flush with water, then dry with air.
CAUTION
Do not use high pressure water jet to avoid
damaging filter.
CAUTION
Be sure not to reverse filter upon installation.
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