Rapid-air AIR FEED / RAPID MASTER WITH KEYPAD Manuel d'utilisateur télécharger pdf (Page 13)

13

Problem Possible Causes Remedy

characteristics and possible causes

of troubles with rapid-air feeds (continued)

Slide block will move out okay,

but will not return without

hesitation.

Feed acts sluggish on start up.

Okay after running for awhile.

– Check speed adjusting screw.

– Check pilot operated valve.

Swollen “O” ring could be binding,

until pressure build up breaks it free.

Check poppet valve.

– Check pilot operated valve for

“O” rings binding. Valve should

move freely in cartridge.

– Adjust for smooth operation.

– Check moisture content in air lines.

Change “O” rings.

– This usually occurs after a period

of non-running. After running unit for

awhile the unit usually frees up okay.

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