Operational Diagrams; Wiring Diagram - Ravaglioli G96 Serie Manual De Instrucciones

TROUBLE
Spindle opening pressure
does not go down
9.

OPERATIONAL DIAGRAMS

9.1

Wiring diagram

With reference to the wiring diagram shown in Fig. 69-70 (G96), Fig. 71 (G97/52, G97.11, G98.13, G102.15M),
Fig.72 (G98E.13, G102.15):
C Electrolytic condenser 4700 microF 50V
CP Pole switch
D Diode
EV1 Recirculation solenoid valve
EV2A Solenoid valve closing chucking table
EV2B Solenoid valve opening chucking table
EV3A Solenoid valve moving slide left
EV3B Solenoid valve moving slide right
EV4A Solenoid valve moving arm down
EV4B Solenoid valve moving arm up
EV5A Solenoid valve rotating tool anticlockwise
EV5B Solenoid valve rotating tool clockwise
EV6A Solenoid valve moving tool up
EV6B Solenoid valve moving tool down
EV7A Solenoid valve moving tool left
EV7B Solenoid valve moving tool right
FUO Protection fuses
FU1 Line protection fuse 10x38 16A 500V aM (230 V vers), 10A 500V aM (400V vers.)
FU2 Primary protection fuse TR 5x20 250V 1A F (230V vers.), 10x38 500V 1A gl (400V vers.)
FU3 Secondary protectio fuse TC (24V) 5x20 250V 2A F
FU4 Secondary protectio fuse TC (18V) 5x20 250V 8A F
IG Main switch
IP Pedal unit inverter
IRM Spindle rotation inverter
M1 Hydraulic unit motor
M2 Chucking table motor
MP1 Two-position Manipulator: open/close chucking table
MP2 Four-position Manipulator: arm up/down, slide right/left
MP3 Four-position Manipulator: tool up/down, right/left
MP4 Two-position Manipulator: tool clockwise/anticlockwise rotation
PRD Rectifier jumper
KC Control unit motor contactor
QG Main switch
STM1 Control unit motor heat probe
STM2 Chucking table motor heat probe
TR 200 VA control transformer
Clamp
CAUSE
a) Pressure limiting valve jammed
1465-M001-3
REMEDY
a) Download spindle (remove wheel),
completely undo adjusting handle.
Perform many opening and closing
cycles until jam release.
GB
43