Retsch BB 100 - Manual (Page 12)

2/7/2012 Retsch GmbH
12
The operating controls and their functions
Summary table
Element Description Function
A
ON/OFF switch and motor protection
(overload) switch Starts and stops the jaw crusher drive; isolates the motor
from the power supply in case of overload.
B Fill hopper
Allows for the feed of material; prevents unintentionally
reaching into the crushing chamber; prevents ejection of
the material being processed.
C Receiver drawer V = 2000 ml Accepts the crushed sample material.
D Hand barrier Prevents unintentionally reaching into the crushing
chamber.
E Two machine screws The fill hopper B can be swung to the rear once these
screws have been removed.
F Limit switch Disables the drive (motor) when the fill hopper B is swung
to the rear.
G Clamping shim Secures the breaker jaws J on the breaker arms S and T.
H Machine screws Secure the clamping shims at G.
J Breaker jaws The size reduction components.
K Two machine screws Secure the scale at M.
L Pointer Indicates at scale M the width of the gap, at a tolerance of
±1 mm.
M Scale
Indicates, in conjunction with the pointer L, the width of
the gap; used to zero the gap width adjustment to
accommodate for crusher jaw wear.
N Lock nut Locks the threaded spindle O.
O Threaded spindle
Increases the gap width when turned to the left, decreases
when turned to the right.
P Eye bolts Attachment points when using lifting tackle to move the
device.
Q Pin Releases the breaker arm S when the fill hopper B is
swung back and the pin is pulled out.
R Handle Facilitates removal of the breaker arm S.
S Breaker arm, stationary
The breaker jaw J is mounted here; adjustment of the gap
width can be adjusted with the threaded spindle O.
T Breaker arm, moving
The breaker jaw J is mounted here; executes the crushing
motion required for size reduction without manual effort.
U Wearing plates in the crushing chamber Prevent damage to the side components.