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2. Safety Devices
■ ■ Safety Device Information
For emerge�c� operatio� co�trols a�� proce��res
see the Emerge�c� Operatio� chapter 9, i� this
ma��al.
The �evices liste� i� this chapter are safet� �evices.
The� are o� the machi�e to i�crease safet� i� the
work place for �oth the operator a�� other people
�ear the machi�e.
A WARNING
A
Do not by-pass, disable, modify, or ignore
any of these devices. Check them carefully
at the start of each work shift to see that they
are in working order (see Daily Inspection &
Maintenance chapter 7). If any is found to be
defective, remove the S3970RT / S3370RT /
S2770RT from service immediately until
a qualified service technician can make
repairs.
■ ■ Emergency Stop Switches
At platform control box
■ ❏
Figure 2.1 - Platform Control Box Emergency
Stop Switch
Press the large re� EMERGENCY STOP ��tto� i�
a�� the e�tire machi�e stops, the e�gi�e t�r�s off,
a�� �othi�g moves. This switch m�st �e o�t (o�) to
co�trol the S3970RT / S3370RT / S2770RT from
the platform (p�ll the switch a�� it will pop o�t).
Note
In order for the Emergency Stop switch at the
Platform to have an effect the Platform/Ground Key
selector switch (on the lower control box) must be
set on platform.
S3970RT, S3370RT & S2770RT – 13865-1
At ground control box
■ ❏
Figure 2.2 - Ground Control Box Emergency
Press the large re� EMERGENCY STOP ��tto�
i� a�� the e�tire machi�e stops, the e�gi�e
t�r�s off, a�� �othi�g moves, the EMERGENCY
STOP switch m�st �e o�t (o�) for a��thi�g o� the
S3970RT / S3370RT / S2770RT to work (p�ll the
switch a�� it will pop o�t).
■ ■ Alarms
Whe� a� alarm occ�rs the ��zzer i� the lower
co�trol �ox will so���. The �pper alarm will o�l�
so��� if the �pper co�trols are selecte� a�� active.
The �iffere�t alarm so��� patter�s are show� i�
the ta�le imme�iatel� �elow.
Figure 2.3 - Alarm Sound Patterns
Lowering
■ ❏
The loweri�g alarm war�s people �ear the machi�e
that the platform is comi�g �ow� a�� the scissor
arm assem�l� is closi�g.
Rev A
Stop Switch
page 2-1
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