RG74T-R Operator · Service · Maintenance
26
Operation
Pre-Starting Inspection
Inspect the hydraulic system for leaks. Check the hydraulic
oil level. Inspect the machine and perform each of the “Daily
Inspections” listed in the The Maintenance Manual as needed
before operating this machine.
Pre-Operation Warm-Up
1. Allow the engine to warm up at low idle for two minutes.
2. To warm up the hy drau lic oil, move the engine throttle
to me di um engine speed. Run the engine for about two
minutes while intermit tent ly holding the cutting wheel
raise lever in the RAISE position.
3. Move the engine throttle to the max i mum engine speed. Run
the engine for an addition al two minutes while in ter mit tent ly
hold ing the cutting wheel raise lever in the RAISE position.
This will allow the oil to reach relief pres sure, which
causes it to warm up more rapidly.
4. Cycle all the controls to allow warm oil to circulate
through all the cylinders and lines.
Starting the Engine
If the key switch is released before the engine starts, wait
until the starter and the engine stops turning before trying
again. This will prevent pos si ble dam age to the starter and/
or flywheel.
If the temperature is extremely cold, it may be necessary to
use cold weather start ing aids. Follow the man u fac tur er’s
recommended procedure when using starting aids.Always
change the hydraulic oil filter at the prop er times. Do not
allow the engine to run with out the filter installed. Failure to
heed either direc tive will result in poor machine performance
and se vere damage.
Non Remote Start-Up
• Insert the key (a), and turn the ignition switch to the
“RUN” position, the pre-heat symbol will display on the
the display screen.
Note: Pre-heat may take 10-15 seconds when machine
is cold.
• Turn and hold ignition switch to “START” position. Release
the key upon starting.
Remote Start-Up
• Insert the key, and turn the ignition switch to the “RUN”
position, the pre-heat symbol will display on the the
display screen.
Note: Pre-heat may take 10-15 seconds when machine
is cold.
• Press and release the “START” button on the remote.
NOTICE
To ensure the long life and economical operation of
your stump cutter, we highly recommend that the
operator be well instructed in both the operation
and maintenance of this machine.
NOTICE
DO NOT operate the starter for more than 10
seconds at a time. If the engine does not start, allow
a 60 second cool-down period before re-attempting
to start. FAILURE TO FOLLOW THESE GUIDELINES
MAY CAUSE STARTER MOTOR FAILURE.
UNDERSTAND AND HEED TO THE INSTRUCTIONS
LISTED IN THE SAFETY SECTION OF THE MANUAL.
IN IT’S ENTIRETY, BEFORE OPERATING STUMP
CUTTER MACHINE.
a
Summary of Contents for RG74T-R
Page 23: ...RG74T R Operator Service Maintenance 800 392 2686 23 Safety ...
Page 24: ...RG74T R Operator Service Maintenance 24 Operation 3 5 6 8 1 4 11 2 7 4 9 10 12 13 ...
Page 35: ...RG74T R Operator Service Maintenance 800 392 2686 35 Operation ...
Page 55: ...RG74T R Operator Service Maintenance 800 392 2686 55 Main Wiring Harness 35170 G ...
Page 58: ...RG74T R Operator Service Maintenance 58 Hydraulic Schematic 805039 ...
