80S-15贴片机.pdf - 第270页
8 IC Head SIPLACE 80S/F/G Service M anual Edition 01/97 8 - 22 8.5.4 Replace the ’Vacuum Generator ON’ Solenoid V alve See items 1 and 2 in Fig . 8.5.2 page 8 - 2 3 This val ve sw itches th e 5.2 bar compres sed air s up…
SIPLACE 80S/F/G Service Manual 8 IC Head
Edition 01/97
8 - 21
Fig. 8.5.1 Solenoid valve for z axis clamping device
Key to Fig. 8.5.1
1 Solenoid valve for z axis clamping device: Compressed air supply at 2.3 bar
1
8 IC Head SIPLACE 80S/F/G Service Manual
Edition 01/97
8 - 22
8.5.4 Replace the ’Vacuum Generator ON’ Solenoid Valve
See items 1 and 2 in Fig. 8.5.2 page 8 - 23
This valve switches the 5.2 bar compressed air supply for the vacuum generator.
To disassemble the valve
●
Loosen the two 2.5 mm hexagon socket head screws that fix the block in place (item 2, Fig. 8.5.2).
●
Loosen the two slotted screws that fix the solenoid valve in place on the block.
●
Remove the air hose and the power cable.
To reassemble the valve
●
Reverse the above sequence to assemble the valve.
PLEASE NOTE
On the underside of the valve, there is a white push-button for manually actuating the valve.
8.5.5 Replace the ’Forced Air ON’ Solenoid Valve
See item 3, Fig. 8.5.2 page 8 - 23
●
Loosen the two slotted screws that fix the valve in place.
●
Remove the air hose and the power cable.
●
Reverse the above sequence to assemble the valve.
The red push-button is used to manually actuate the valve.
8.5.6 Check the Vacuum System
See Fig. 8.5.3 page 8 - 25
A drop in the vacuum generation performance may be caused by one of the following:
–
The silencer (item 6) is dirty.
–
The vacuum nozzle (item 4) is dirty.
–
There is a leak in the pneumatic hose system.
SIPLACE 80S/F/G Service Manual 8 IC Head
Edition 01/97
8 - 23
Fig. 8.5.2 ’Vacuum ON’ and ’Forced air’ solenoid valves
Key to Fig. 8.5.2
1 ’Vacuum ON' solenoid valve
2 Spacer
3 ’Forced air’ solenoid valve
3
2
1