Relating to Positive Lock System, KF2+KP
How many KF2 Controllable Gas Springs can be connected to a single KP - Passive Gas Spring?
Up to 4 pcs KF2 Controllable Gas Springs can be connected to a single KP - Passive Gas Spring.
How many Valve Blocks do I need in the system?
One Valve Block is required for each KP - Passive Gas Spring in the system.
Can I use the KP spring in the tool for forming?
No. The KP spring is not to be used for any operation in the tool, other than to eliminate KF2 springback.
Can I use just the EZ-Hose System to connect up my Positive Lock System?
KF2 and EZ-Hose System
No. The EO24-Hose System (or its equivalent) must be used between the KF2 spring(s), Valve Block and KP-Passive Gas Spring.
Can I use just the EO24-Hose System to connect up my Positive Lock System?
Yes, you can use just the EO24-Hose System to connect your Positive Lock System.
Troubleshooting Positive Lock System, KF2 + KP
System |
Problem |
Solution |
Positive Lock System, KF2 + KP |
KF2 spring does not lock |
Make sure the KF2 spring’s Air Port 4 has minimum 4 bar air pressure before press BDC. |
Check that all hose connections are correct. |
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KF2 piston rod’s spring back is greater than 0 mm |
Make sure the cartridge valve in the Valve Block is closed during the press’ down-stroke and that the KP-Passive Gas Spring is being stroked sufficiently for this application. |
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Make sure 100% of the KF2 spring’s nominal stroke length ±0.5 mm is used. |
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Check that the cartridge valve in the Valve Block opens at BDC. |
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KF2 piston rod does not return |
Make sure the KF2 spring’s Air Port 4 has zero air pressure when required to open. |
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Check for any obstructions in the tool preventing piston rod return. |
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Check that there is gas pressure in the KF2 spring. |