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4.5 Cell Insertion
1. With the breaker on the lift truck (Figure
4.12).
2. Open the breaker cell door completely
(Figure 4.16).
3. Raise the lift truck platform by pumping
the foot pedal (Figure 4.17). Release the
foot brake and push the lift truck towards
the breaker cell.
Figure 4.17 Lift truck foot pedal
4. Align the locking tabs (Figure 4.11) of the
lift-truck with the lift truck holding slots
(Figure 4.18) in the front of the frame.
Adjust the lift-truck to the frame to
engage the locking tabs with the slots.
Adjust the truck platform either by
moving up using lift truck foot pedals or
lowering the platform with the lift truck
control valve (Figure 4.19) to lock the
locking tabs in the lift truck holding slot.
The truck platform should be horizontal
and aligned with the rails in the module.
Try pulling the lift truck away from the
frame. The locking tabs should be set
firmly in place. Set the foot brake.
Figure 4.18 Module interlock slots (left hand shown)
Figure 4.19 Lift truck control valve
5. Release the circuit breaker from the lift
truck by pulling both module interlock
release handles toward the center of the
unit simultaneously (Figure 4.10).
Figure 4.20 Truck locked onto cell
Note: Breaker will not fully rack in with lifting
angles installed.
Lift truck holding slots
Courtesy of NationalSwitchgear.com
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