Snorkel S1930CE User Manual

Page 29

Chapter 8 – Prestart Inspection

S1930 – 0361518EE

Place the drive/lift selector switch in the drive position

and test the operation of the joystick in both directions.

The lift functions should not operate with the selector in

the drive position.

Place the drive/lift selector switch in the lift position and

test the operation of the joystick in both directions. The

drive functions should not operate with the selector in the

lift position.

Emergency Stop

Push the emergency stop button in to turn off the electri-

cal power. The upper control functions should not oper-

ate with the emergency stop in this position.

Horn

Press the horn button to ensure that it operates properly.

Lowering Alarm and Interrupt

Raise the platform approximately 3 m (10

′). Push the

joystick forward to lower the platform. The platform should

stop lowering when it reaches about 1.5 m (5

′). Center

the joystick in neutral to reset the lowering function. Wait

for 5 seconds and then push the joystick forward to con-

tinue lowering.

Drive Motion Alarm

Drive in both the forward and reverse directions to ensure

that the alarm sounds to warn personnel in the area that

the aerial platform is in motion.

Flashing Light

If the machine is equipped with the optional flashing light,

visually check to see that it flashes. The light should

flash when power is turned on to operate the machine.

Battery Condition Indicator

The optional battery condition indicator (refer to Figure

8.21) is located on the upper control panel. With the ma-

chine set up for upper control operation, check to see

that the gauge displays a power reading.

Figure 8.21 – Upper Controls

Figure 8.19 – Swing-Down Rails Pin Location

The pins must securely fasten the swing-down rails in

the upright position.

Operating Controls

With the aerial platform stowed, test the operation of each

control from the upper control station (refer to Figure 8.20).

Figure 8.20 – Upper Controls

Place the battery disconnect switch in the on position

and from the lower controls, place the control selector in

the upper controls position. Pull the emergency stop but-

ton outward to turn on the electrical power to the upper

controls.

From the upper controls, test the interlock by moving the

joystick without engaging the interlock switch. If move-

ment occurs the interlock is not functioning properly. Do

not operate the machine until the problem is corrected.

Horn

Steer Switch

Joystick

Emergency
Stop Button

Interlock Switch

Drive/Lift Selector Switch

Battery Condition Indicator