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Table of Contents
- 1 Table of Contents
- 2 Air Feed Description
- 3 Installation & Operating Instructions
- 4 Installation & Operating Instructions
- 5 Installation & Operating Instructions
- 6 Installation & Operating Instructions
- 7 Feed Actuation
- 8 Timing
- 9 Electric Valve Schematics
- 10 Troubleshooting
- 11 Troubleshooting
- 12 Troubleshooting
- Download this manual
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Table of Contents
Troubleshooting
Summary of Contents for Rapid-Air AIR FEED A series
- Page 1 RAPID-AIR OPERATING INSTRUCTIONS FOR AIR FEED RAPID-AIR 4601 KISHWAUKEE ST. ROCKFORD , IL. 61109-2925 PHONE: (815) 397-2578 FAX: (815) 398-3887 WEB SITE: www.rapidair.com...
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Page 2: Table Of Contents
TABLE OF CONTENTS PAGE AIR FEED DESCRIPTION INSTALLATION & OPERATING INSTRUCTIONS INSTALLATION & OPERATING INSTRUCTIONS INSTALLATION & OPERATING INSTRUCTIONS INSTALLATION & OPERATING INSTRUCTIONS FEED ACTUATION TIMING ELECTRIC VALVE SCHEMATICS TROUBLESHOOTING 10. TROUBLESHOOTING 11. TROUBLESHOOTING 12. A & B SERIES EXPLODED PARTS DRAWING 13. -
Page 3: Air Feed Description
AIR FEED DESCRIPTION EXHAUST HOLE (Coarse Adjustment) STOP BLOCK SPEED ADJUSTMENT MOUNTING CLAMPS SCREW HOLES LOCKING ADJ. SCREW (Fine Adjustment) FEED STOCK ACTUATING CLAMP CLAMP VALVE STOCK GUIDE ROLLERS MAIN BODY STOP SLIDE BLOCK AIR INLET BLOCK (BOTH SIDES) -
Page 4: Installation & Operating Instructions
INSTALLATION & OPERATING INSTRUCTIONS Mounting: Bolt the feed down solidly using the two holes provided in the feed main body. The top of the Rapid-Air feed should be flush with the lower die face. MODELS MOUNTING SCREW SIZE A, B... -
Page 5: Installation & Operating Instructions
INSTALLATION & OPERATING INSTRUCTIONS Lubrication: The "O"rings furnished with all Rapid-Air feeds are made of a Buna N compound. This rubber compound features high abrasion resistance and good stability if the recommendations listed below are followed. Paraffin based oils in general will give the best service. The viscosity should be 140-175.S.U., the API gravity 29.5... -
Page 6: Installation & Operating Instructions
For best results the stock should be centrally located in the feed. Clamp Washers: Rapid-Air feeds are shipped with the clamp washers on the top side of the clamps. These washers can be changed from the top side of the clamps to the under side of the clamps to accommdate thicker materials. -
Page 7: Installation & Operating Instructions
Safety requirements: The use of a safety guard is recommended to prevent operator injury. Rapid-Air manufactures safety guards for all Rapid-Air model air feeds. When using an electric valve, a safety switch is recommended for the operator to disconnect power when servicing equipment. The use of a 3 way shut-off... -
Page 8: Feed Actuation
CUSTOMER SUPPLIED ADJUSTABLE ACTUATING PLUNGER CAUTION! OVER TRAVEL WILL DAMAGE FEED ( SEE PAGE 3 FOR SETUP ) RAPID-AIR FEED BOLSTER PLATE WITH MANUAL ACTUATING VALVE ELECTRIC VALVE TO BE LOCATED AS CLOSE TO FEED AS POSSIBLE REFER TO PAGE 8... -
Page 9: Timing
TIMING Your Rapid-Air feeder must be timed to the crankshaft rotation of the press. It is recommended that you allow 180° rotation of the press crankshaft for the feeding of material. See diagram below. 180° CRANKSHAFT 180° POSITION #1 PRESS CRANKSHAFT TOP DEAD CENTER... -
Page 10: Electric Valve Schematics
ELECTRIC VALVE SCHEMATIC CYLINDER SOLENOID VALVE PLUMBED AS NORMALLY OPEN (VALVE NOT ENERGIZED) INLET EXHAUST DEENERGIZED ENERGIZED (A & B FEEDS) MAIN AIR LINE VOLTAGE ROTARY CAM TO TO VALVE (port #2) ENERGIZE/DEENERGIZE EXH. SOLENOID VALVE (switch actuated at bottom FEED MODELS L, FX, LX of press stroke. -
Page 11: Troubleshooting
TROUBLESHOOTING Note: Refer to Rapid-Air exploded parts drawing of Air Feeds to identify item numbers listed below 1. Feed and stock clamps work, but slide block does not move when actuating valve is depressed. a. Pilot operated valve (item #39) is stuck, either by grit, swollen nylon or swollen "O"rings. -
Page 12: Troubleshooting
TROUBLESHOOTING 7. Gradually reduced speed. a. Lack of oil. b. Low viscosity oil. c. Speed adjusting screw (item #67) turned in too far. d. Oversized poppet (item #40). 8. Excessive leakage of air from pilot operated valve vent hole on side of feed. -
Page 13: Troubleshooting
15. Feed acts sluggish on start up, acts fine after running for a while. a. Check pilot operated valve (item #39) for "O"ring binding. Valve should move freely in cartridge (item #32) 32 CARTRIDGE PILOT POPPET OPERATED VALVE Section through cartridge in Rapid-Air feed...
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