Snorkel TB85J CE - Manual (Page 47)

Chapter 8 – Operation
TB80/TB85J – 0112622EE 43
Figure 8.2 – Lower Controls
2. Press the start button until the engine starts, then
release. The engine will not start if the controls se-
lector switch is left in the lower control position for 30
seconds or longer before starting the engine. The
controls selector switch must be turned back to off
before the engine will start.
3. Let the engine warm to operating temperature.
4. Place the boom/axle switch in the axle position to
operate the rear axles and in the boom position to
operate the boom and turntable functions.
5. Hold the ground operation switch in the on position
while operating the boom and turntable control toggle
switches.
6. Hold the appropriate toggle switch in the desired di-
rection.
7. Release the function toggle switch to stop movement.
8. Place the ground operation switch in the off position
when no functions are being operated.
Axle Controls
To raise the boom above horizontal and to extend the
boom fully, while operating from either the lower or upper
controls, the rear axles must be extended and properly
locked into position.
The machine can be driven from the upper controls with
the axles extended or retracted.
Extending The Rear Axles
1. With the machine set up for operation from the lower
controls, place the boom/axle switch (refer to Figure
8.2) in the axle position.
A
Danger
Make sure the area under the jack shoe is unob-
structed and can support the weight of the axles.
Use support such as an outrigger pad under the jack
shoe if necessary to increase the support area.
2. Hold the jack lever (refer to Figure 8.3) in the raise
position until the rear wheels are off the ground and
the jack has stopped lifting the chassis.
Figure 8.3 – Axle Controls
3. Remove the pin lock and pin (refer to Figure 8.4) from
the upper hole in the chassis.
Figure 8.4 – Rear of Chassis
Note
It may be necessary to cycle the axle lever back and
forth, to relieve pressure on the pin, while twisting the pin
to remove it.
4. Hold the axle lever (refer to Figure 8.3) in the extend
position until the axles stop extending.
Jack Lever Axle Lever
Pin
Pin Lock
Engine/Emergency
Power Switch
Ground
Operation Switch
Emergency
Stop Button
Start Switch
Boom/Axle
Switch
Platform
Overload Light