Level Sensor; Emergency Power - Snorkel ATB 50 Operator's Manual

7. Daily Inspection and Maintenance
Check both positions of each switch.
For correct operating procedures see the
"Operation" chapter 8.
Pay particular attention to the Emergency Stop
switch (4) to see that it turns the ATB 42/50
engine off when struck.
Listen for the start up alarm when the Master
Key Switch (5) is first turned ON.
Leave the engine running for the next step.

Level Sensor

Use Riser Lift to raise the platform about six feet
(2 m). With the Master Key Switch and the
Emergency Stop switch (at the ground) ON, pull
the level sensor to the side as far as possible.
The tilt alarm should sound.
The level sensor is located in the left side of the
turntable, behind the ground control box.
page 7 - 10

Emergency Power

DANGER
When you check turntable Swing at CCW (1)
the turntable will move directly toward you. Be
sure you have room to step backward.
Check each of the seven platform moving
switches (2), using Emergency Power (3), to see
that they work correctly. Check both positions of
each switch (2).
For correct emergency power operating procedures
see "Emergency Operation" chapter 9.
Check each of the boom movement functions
from the platform control box, using Emergency
Power. Check all positions of each control.
ATB 42/50 – 0161987
Courtesy of Crane.Market