Retsch BB200 - The Operating Controls and Their Functions; Summary Table

04/05/2012 Retsch GmbH 12
The operating controls and their functions
Summary table
Element
Description
Function
A
ON/OFF switch and motor protection
switch
Starts and stops the jaw crusher drive; isolates the motor
from the power supply in case of overloading
B
Fill hopper
Provides for the feed of material; prevents unintentionally
reaching into the grinding chamber; prevents ejection of
the material being processed
C
Receiver drawer V = 5 dm
3
Accepts the ground sample material
D
Hand barrier
Prevents unintentionally reaching into the grinding
chamber
E
Hex-head bolt
Affixes the hand barrier
F
Two machine screws
The fill hopper B can be swung to the rear once these
screws have been removed.
G
Limit switch
Disables the drive (motor) when the fill hopper B is not in
its normal operating position
H
Clamping shim
Secures the breaker jaws J on the breaker arms S and T.
I
Machine screw
Secure the clamping shim H
J
Breaker jaws
The size reduction components proper
K
Pointer
Indicates at scale M the width of the gap, at a tolerance of
±1mm
M
Scale
Indicates, in conjunction with the pointer K, the width of
the gap; used to zero the gap width adjustment to
accommodate for breaker 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
Screw eyes
Lifting points when using lifting tackle to move the device
Q
Pin
When the pointer K is removed and the fill hopper B
swung to the rear, the pin can be pulled out and the
breaker arm S removed.
R
Wearing plate
Prevents damage to the side panels
S
Breaker arm, stationary
The breaker jaw J is mounted here; the gap width can be
modified by adjusting the threaded spindle O.
T
Breaker arm, moving
The breaker jaw J is mounted here; executes the grinding
motion required for size reduction without manual effort