1126800 SmartPAC 2 with WPC Integration
Page 132 Chapter 2 Installing SmartPAC 2 and WPC
Check Dual Safety Valve (DSV) Wiring
DANGER!
INJURY DURING TESTING
Keep all personnel away from the press during testing.
Ensure that there is no die or other tooling in the press during testing.
Failure to comply with these instructions will result in death or serious injury.
ARNING
!
ELECTRIC SHOCK HAZARD WHEN WORKING INSIDE THE ENCLOSURE
Turn off and disconnect power from WPC clutch/brake control, the press and any other
machinery it is connected to before working inside the enclosure. This includes power to the
press’s motor.
Failure to comply with these instructions could result in death or serious injury.
Follow the checkout procedure below to ensure that the dual safety valve is wired correctly.
Proper installation and operation of the DSV is vital to personnel safety.
1. Power down the press and the press control.
2. On the WPC Power Supply board, remove one of the DSV fuses. (See Figure 2 - 36, page
159.)
3. Power up the press and SmartPAC 2 with WPC. Select INCH with the Stroke Select
switch. Push both RUN/INCH buttons. Observe what happens.
• If the ram does not move and the display show F79 or one of the DSV valve faults,
this is correct. Go on to the next step.
• If the ram moves and/or the display shows a different fault, check the wiring of the
DSV valve. Repeat this step. If the ram still moves and/or the display still shows a
different fault, immediately power down the press and contact Wintriss Tech Support.
4. Power down the press and the press control.
5. On the WPC Power Supply board, replace the fuse you removed in step 2 and remove the
other DSV fuse.
6. Power up the press and press control. Push both RUN/INCH buttons. Observe what
happens.
• If the ram does not move and the display show F79 or one of the DSV valve faults,
this is correct. Go on to the next step.
• If the ram moves and/or the display shows a different fault, check the wiring of the
DSV valve. Repeat this step. If the ram still moves and/or the display still shows a
different fault, immediately power down the press and contact Wintriss Tech Support.
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