6
LeeBoy Model 8616 Conveyor Paver 6-13
Operation
Sonic Augers Operation
The sonic augers are most often used when paving 9
ft. or 15 ft. (2.7 or 4.6 meters) where augers are capable
of running material over top of endgates, causing extra
handwork. The sonic auger gauges the amount of
material that is in the extensions.
NOTE: An operator can operate the Auger from either
side standing on or sitting in the Low Deck
position.
1. SettheLEFTAUGERAUTO/OFF/MANUALand
RIGHTAUGERAUTO/OFF/MANUALswitches
(Figure 5-6,3,11) located on the screed to the
AUTOMATIC position.
2. AdjustheightofmaterialatendgatewiththeLEFT
AUGER dial and RIGHT AUGER dial (Figure
5-6,2,12). Turn the dial to keep the extension full.
Be careful not to over run the extension with the
material.
NOTE: When running material through augers manually,
trytopavesomaterialowtoextensionis
adequate and maintained.
Operating Tow Point Cylinders
The tow point cylinders are an added convenience to
the operator. A gauge is located on both sides of the
LeeBoy Model 8616 Conveyor Paver. These gauges
provide the operator with quick reference as to height of
the tow cylinder.
1. Before paving, center the tow point by referring
to the screed elevation gauge on each side of the
paver.Raiseorloweruntiltherodendisushwith0
on the indicator.
2. While paving, refer to both gauges and make minor
adjustment to the screed by using the tow point
adjustmentorightscrew.
NOTE: Mostly used with automatic grade controls.
All LeeBoy Model 8616 Conveyor Pavers are
prewired for grade controls.
NOTE: Tow point cylinders will not function manually
when machine is in Automatic mode.
Sonic Auger Sensors
Thesonicaugersensorscontrolaugerowtoendgates
at basic width to 15 ft. (4.6 m) where augers are capable
of running material over the top of the endgates, causing
extra handwork.
The sonic auger sensors gauge the amount of material
that is in front of the extensions.
When in AUTO mode, the sonic auger sensors control
the amount of material that is fed to the endgates. The
sensors detect the pile height and will control both
the conveyor speed and auger speed by regulating
the hydraulic pump output. The RIGHT AUGER dial
andLEFTAUGER dial control pile height when RIGHT
AUGERAUTO/OFF/MANUALswitchandLEFT AUGER
AUTO/OFF/MANUALswitch are set to AUTO. Turning
RIGHT AUGER dialandLEFTAUGER dial clockwise
(CW) increases pile height. Turning RIGHT AUGER
dialandLEFTAUGER dial counterclockwise (CCW)
decreases pile height.
When the pile height is closer to the sensor, it will slow
down the conveyor and auger until they stop. If the pile
height drops to a certain point, it will slowly speed the
augersandconveyorstofullspeedtollmaterial.
When in MANUAL mode, the sonic auger sensors
are not used. The pile height is still controlled by the
conveyor speed and auger speed but you must use the
LEFTAUGERAUTO/OFF/MANUALswitch and RIGHT
AUGER AUTO/OFF/MANUALswitch (Figure 5-6,3,11)
located on the screed operator control boxes to
manually control the auger speeds.
NOTE: Main control box will only let you override
augers momentarily. Lower left and right
screed operator control boxes control all auger
functions.
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