Kneeling System; High-Buoy; Low-Buoy - PREVOST H3-41 Manual

KNEELING SYSTEM

This system enables passengers to get on and off
the coach without any difficulty by lowering the
front end. The system operates rapidly; taking
only 5 seconds to lower and 9 seconds to raise.
NOTE: This coach is equipped with an interlock
system which will automatically apply the parking
brake when the kneeling system is activated.
To operate, stop the coach, set the transmission
to neutral(N), then push down the rocker switch
located on the L.H. side control panel. (Refer to
"Controls & Instruments" section). The parking
brake will be automatically applied and a warning
flasher will indicate that the front of the coach is
being lowered.
To raise the front of the coach to its normal height,
push up the rocker switch.
rapidly raise up. Release the parking brake, and
shift transmission to the desired range.
CAUTION: AVOID PARKING THE COACH
TOO CLOSE TO THE SIDEWALK OR OTHER
OBSTACLES THAT COULD DAMAGE THE
COACH DURING KNEELING.
NOTE: The kneeling system does not operate
when the coach is travelling over 5 mph (8 km/h).
Consequently, the driver cannot inadvertently
operate the kneeling system at higher speeds.
The front end will
4-8

HIGH-BUOY

The coach can be equipped with a front Hi-Buoy
or full Hi-Buoy. The front Hi-Buoy system has the
same functions as front kneeling.
passengers to get on or off the coach easily by
raising the front end about 4 inches (100 mm).
The front Hi-Buoy is combined with front kneeling
to increase flexibility of the system.
"Controls & Instruments" section.
The full Hi-Buoy system raises the coach about 4
inches (100 mm). It can be used to enable
passengers to get on or off the coach easily, and
to safely travel roads with high obstacles. Refer to
"Controls & Instruments" section.
NOTE: The Hi-Buoy system does not operate
when the coach is travelling over 5 mph (8 km/h).
Consequently, the driver cannot inadvertently
operate the Hi-Buoy system at higher speed.

LOW-BUOY

This system lowers the coach about 4 inches (100
mm). It enables the coach to drive through
underpasses where the height is less than 12 feet
(3.7 m).
Operation of the Low-Buoy is controlled by a valve
located on the right lateral console. The valve can
be switched to either LOW-BUOY or NORMAL
positions. The coach will be automatically
lowered. A warning light on the central dashboard
will indicate that the coach is being lowered.
Refer to "Controls & Instruments" section.
AVOID PARKING THE COACH
CAUTION:
TOO CLOSE TO THE SIDEWALK OR OTHER
OBSTACLES THAT COULD DAMAGE THE
COACH DURING THE OPERATION OF THE

LOW-BUOY.

The Low-Buoy system does not operate
NOTE:
when the coach is travelling over 5 mph (8 km/h).
Consequently, the driver cannot inadvertently
operate the Low-Buoy system at higher speeds.
OTHER FEATURES
It enables
Refer to