d&b audiotechnik SL Series Rigging Manual

SL-Series rigging components
3.7 B2447.072 Lever hoist
With SL-Series line arrays in Compression mode, we recommend
the use of the B2447.072 Lever hoist in connection with the d&b
SL-Series compression sets to manually curve (compress) the array.
The lever hoist provides a compression force of up to 1.0 ton
(10 kN) which corresponds to the maximum permitted
compression force.
Apart from the gear housing, load chain and hooks, the lever hoist
consists of the following controls and indicators:
[1] Free chain knob.
[2] Lever mode selector:
N: Neutral.
UP: Lifting - clockwise.
DN: Lowering - counter clockwise.
[3]
Lever.
[4] Load indicator:
Green: Safe load Þ Continue operation.
Red: Overload Þ Lever kinks Þ Stop operation.
3.7.1 Operation
Free chaining operation
WARNING!
Potential risk of personal injury and/or
damage to material.
Do NOT operate the hoist in free chaining mode under
load.
In free chaining mode, the brake is released and the load chain
can be freely pulled through the hoist in either direction to its
required length.
1. Set the lever mode selector [2] to the neutral (N) position.
2. Pull the free chain knob [1].
↳
During free chaining operation, pull the chain slowly and
continuously.
d&b SL-Series Rigging manual 1.10 en24

d&b audiotechnik SL Series Specifications

General

Brand	d&b audiotechnik
Model	SL Series
Category	Speakers
Language	English