Clamp Plate Master Release System - Riso GR 3770 Technical Manual

MASTER CLAMP & LOADING SECTION
THEORY OF OPERATION

2. CLAMP PLATE MASTER RELEASE SYSTEM

<START> key ON
Clamp motor gets ON in "open" direction
and clamp plate starts to open.
Clamp unit lowers, detaching Clamp
Safety SW.
Clamp plate opens, turning ON 180°
angular sensor.
Clamp unit is raised, pushing Clamp
Safety SW.
Clamp motor is turned OFF.
Master removal operation starts.
GR3770
When Clamp Safety SW is kept pushed, "T14".
When 180° angular sensor does not get ON, "T14".
When Clamp Safety Sw is not pushed, "T14".
5 - 2
LED DRM1 Lit up when 180° angular sensor detects magnet.
Drive gear
Clamp cam
Clamp safety SW
Clamp motor