Gradall XL3100IV, Operators Safety Manual

Page: 71 / 172

Section 3 - Operation
3-1 80804002
SECTION 3 - OPERATION
3.1 TRAVEL MODE ENGINE OPERATION
Starting Engine from Undercarriage Cab
1. Perform walk-around inspection on page 2-2
2. Apply the parking brake. Put transmission in neutral. Using the travel/remote
switch, select the travel position.
3. With throttle pedal in idle position, turn ignition to “ON” position. The Engine
Stop, Check Engine, and optional Preheat lights will illuminate for approximately
two seconds and go out.
4. Disengage interaxle differential lock (XL4100IV & XL5100IV only) and
differential lock for highway travel (refer to page 3-11 for procedure).
5. Verify PTO lights are not illuminated (drive motor disengaged).
6. When Optional Preheat light goes out, turn ignition switch clockwise to “START”
position. Notice!: The engine must not start or crank with the transmission in
gear. Release key immediately when engine starts. If engine does not start after
three attempts, check fuel supply system.
7. After engine starts, observe oil pressure gauge. If gauge remains on zero for
more than 15 seconds, stop engine and determine cause. Correct before
restarting engine.
8. Operate engine at idle speed for three to five minutes before operating with a
load. Increase engine speed slowly.
Normal Engine Operation
• Observe gauges frequently to be sure all engine systems are functioning
properly.
• Be alert for unusual noises or vibration. When an unusual condition is
noticed, park machine in a safe position and perform shut-down procedure. See
“Travel Mode Engine Shutdown” on page 3-14 or “Remote Mode Engine
Shutdown” on page 3-33. Report condition to your supervisor or maintenance
personnel.
• Avoid prolonged idling. If the engine is not being used, turn it off.