Rt120 operator’s manual – Ditch Witch RT120 User Manual
Page 148
RT120 Operator’s Manual
Systems and Equipment - 147
Cruise Control
Trenching
1.
First set the following controls:
•
ground drive controls to neutral
•
ground drive switch to low
•
ensure cruise control is off
•
all other controls set as desired
2.
Move ground drive gear selector to position 1.
3.
Press cruise control switch once and ensure that cruise control indicator lights.
4.
Following procedures on page 104, begin trenching to desired depth.
5.
When desired depth is reached, ensure throttle is fully open.
6.
Slowly move ground drive control forward.
7.
Slowly adjust cruise control RPM control to match digging conditions.
8.
When finished trenching, move ground drive control to neutral and press cruise control switch again to
turn off cruise control.
9.
Allow chain to dig itself free before stopping attachment.
IMPORTANT:
•
In harder digging conditions, higher cruise control rpm setting may improve digging
performance.
•
In easier digging conditions, lower cruise control rpm setting may increase ground drive
speed.