RD 27 Operation
wc_tx000814gb.fm 39
4.16 Using the Vibration System
Background
The machine has an exciter on each drum. The exciters are driven by gear-type
hydraulic motors. The exciter motors are fed by a fixed-displacement, gear-type
hydraulic pump.
Vibration
mode switch
Vibration
ON-OFF
switch
Frequency
Position 1: vibration of front drum
only.
Position 2: vibration of both drums.
When the switch is activated in
Position 1 or Position 2, the light (i)
on the control panel illuminates.
To start vibration, press button (m).
To stop vibration, press button (m)
again.
NOTICE: Do not leave the vibration
running when the vehicle is to remain
stationary for some time. Leaving the
exciter on for a prolonged period
when the machine is stationary may
damage the exciter.
Note: Vibration will not run when the
forward/reverse control is in NEU-
TRAL.
Position 1: Use when starting or
shutting down the engine.
Position 2: Use for approximately 55
Hz of vibration.
Position 3: Use for approximately 66
Hz of vibration.
Note: Always use Position 2 or Posi-
tion 3 when operating the machine.