Scarab MERLIN Operating And Basic Maintenance Instructions page 12

Auxiliary control panel switch functions
HIGH-PRESSURE WATER PUMP (Option) - Press to start.
SUCTION FAN - Press to start the Suction Fan (approximately 2000 rpm).
CRUISE CONTROL - With the accelerator pedal depressed to the desired speed, press to activate
cruise control.
NOZZLE TILT (LOCKING MODE) - Press to tilt the suction nozzle for larger items.
SUCTION FAN 'BOOST' - With the Suction Fan ON, press to activate the fan boost mode. This
increases fan speed to approx. 2200 rpm.
FAVOURITE SETTING - Press to memorise your preferred sweeping set-up. Hold the switch down
until a 'beep' sounds. Thereafter, whenever the switch is pressed at system start-up, the
memorised configuration will be automatically pre-selected/restarted. Repeat to over-ride with a
new configuration.
MULTI-FUNCTION LEVER- ON (deploys all selected sweeping equipment). To stop and raise all
sweeping equipment, return the lever to the OFF position.
In the ON position the lever can be used to control the side brushe(s) and suction nozzle(s). These
additional positions i.e. Left, Right and Back, return to the central position when released.
The brush and nozzle functions are controlled as follows:
ON LEFT HAND DRIVE VEHICLES
Move the lever to the left to swing OUT, and to the right to swing IN the side brush(es).
On machines fitted with variable extend and retraction, move the lever momentarily in the desired direction to 'nudge' the brush(es).
ON RIGHT HAND DRIVE VEHICLES
Move the lever to the right to swing OUT, and to the left to swing IN the side brush(es).
On machines fitted with variable extend and retraction, move the lever momentarily in the desired direction to 'nudge' the brush(es).
NOZZLE-TILT FUNCTION
Move the lever back to momentarily tilt the suction nozzle or close it from TILT OPEN position.
On machines with variable nozzle-tilt, move the lever back to 'nudge' the suction nozzle DOWN from the TILT OPEN position.
Part No. SCAZ038022 2.4.1
Operating Instructions - Unidrive Truckmounted Road Sweeper
7
MULTI-FUNCTION
LEVER
OFF
ON
SIDE BRUSH SIDE BRUSH
NOZZLE
TILT
E&OE