Retsch SR 300 User Manual

Page 11

2/8/2012

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Retsch GmbH

0002

Operating elements and their functions

Survey of the operating controls

Item

Element

Illustration

Function

Main switch with
rotary knob

Isolates and connects the SR 300 from and with the power supply
ON = SR 300 is switched on
OFF = SR 300 is switched off

Door closure

Opens and closes the door for the SR 300, tightens the door gasket.
Press and turn to right = locks the door
Press and turn to left = opens the door

Feed hopper on the
door

Serves to feed material but not to keep a reserve of product to be
pulverized.

Positively prevents product from being ejected from the hopper.

Filter bag

Increases throughput performance and ensures separation of solids
in the air stream.

Collection recep-
tacle, 5 liters

Accepts the pulverized material.

Motor brake release
lever

When the SR 300 is at a standstill and this lever is pressed backwards
the motor brake is released, allowing the rotor-beater to be turned by
hand for cleaning purposes.

Shipping screw

Used to lift and move the SR 300 with hoist tackle. It is removed as
soon as any Retsch feeder unit is attached.

Adjustment screws
at base frame

Compensate for uneven floors by leveling the SR 300 base frame.
When unscrewed entirely the opening is clear, allowing the base
frame to be anchored to the floor with 10 mm diam. bolts.