Controls - RCm R850N Instruction And Maintenance Handbook

1a. Lever-knob for suction cut-off and fi lter shaker
Controls the opening or closing of the suction system and the shaker of the dust fi lter.
1) During the working phase, keep the knob-lever (1a) positioned as shown in "picture 1" to suck.
2) Keep the knob-lever (1a) completely pulled out to activate the fi lter shaker (as shown in picture 2)
3) To cut-off suction (as shown in picture 3), lock the knob-lever (1a) using its locking slot "C".
NOTE: During movements or phase of NOT working DO NOT use the suction system of the machine.
1b. Push-button for suction ON / OFF and fi lter shaker
Controls the opening or closing of the suction system and the shaker of the dust fi lter.
Pos. A = suction "on" (open).
Pos. C = suction "off " (closed) "electric version".
Pos. V = Dust fi lter shaker "on".
2. Main brush lifting/lowering control lever
Controls the lifting/lowering of the main brush.
During the transfer or when the machine is at rest, lift the main brush as follows:
• Place the lever in position "A" and hooking it in the appropriate slot. To lower the brush, unhook it
from its slot and place it in position "S".
Pos. S = brush lowerd.
Pos. A = brush lifted.
!
Caution!
When the sweeper is at rest, the main brush must always be lifted above the ground to avoid defor-
mations (bending of the brush's bristles).
2a. Main brush adjusting screw
If the main brush is worn or leaves lines of dirt, adjust it with the properly screw. The main brush should just
touch the fl oor, leaving a "A" trace 4-5 cm wide when it rotates (see fi g.7 ).
• Loosen the screw and move it up or down through the slotted hole to adjust the trace.
• Tighten the screw when the adjusting is completed.
3. Starting key switch
Controls the main electric system.
Pos.0 = electric system deactivated - the key can be removed.
Pos.1 = electric system activated.
Pos.2 = Starting the petrol engine (petrol version).
4. Choke (petrol version)
Facilitates starting from cold, particularly in cold weather. Use the choke always when starting a cold engine.
Pos. A = choke off .
Pos. B = choke on.
5a. Brushes turning control switch (electric version)
Press on the switch to control the turning of the brushes.
Pos. S = the brushes do not turn.
Pos. C = turning of the main brush.
Pos. R = turning of the main and side brushes.
5b. Side brushes turning control switch (petrol version)
Press on the switch to control the turning of the side brushes.
Pos. S = the brushes do not turn.
Pos. RD = turning of the RH side brush.
Pos. RS = turning of the RH side brush and LH side brush (optional).
!
Caution!
The main brush does not switch on from the switch, but switches on and lowers when the machine
is powered on.
CONTROLS (FIG.1)
35
1a
petrol version petrol version
C C
petrol version petrol version
C C
1a
petrol version petrol version
electric version electric version
5a
3
C C R R
S S
C C
A A
V V
electric version electric version
3
S S
RS RS
RD RD
5b
4
A A
B B
Pict. 1
Pict. 2
1a
Pict. 3
1b