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Service Manual
CONTENTS
1. Instruction
2. Failure to start – Maintenance SOP
3. Poor / No Vacuum – Maintenance SOP
4. Most Common Problems
5. Explored Part List
Lafil 300
Lafil 400
6. Service Video Links
Lafil Series Vacuum Filtration System (main unit)
Model No.
Lafil 300
Lafil 400
©Rocker Scientific Co., Ltd.
Version. ROC-202005-01
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Summary of Contents for Rocker Lafil 300
- Page 1 CONTENTS 1. Instruction 2. Failure to start – Maintenance SOP 3. Poor / No Vacuum – Maintenance SOP 4. Most Common Problems 5. Explored Part List Lafil 300 Lafil 400 6. Service Video Links ©Rocker Scientific Co., Ltd. Version. ROC-202005-01...
- Page 2 Do not plug the outlet of the pump to avoid any danger. Please refer to the service manual of Rocker 300/410 for the bare pump. Make sure to release the residual vacuum to zero the vacuum gauge to prevent blowing fuse.
- Page 3 Circuit Diagram and Tubing Connection...
- Page 4 Failure to start – Maintenance SOP...
- Page 5 Poor / No Vacuum - Maintenance SOP...
- Page 6 Most Common Problems Symptom Possible cause Solution Restart the main unit after the pump’s temp cools Check if the pump is overheating. down to room temp. Switch off and rotate gauge indicator to Low level Check if the gauge indicator is above 100mmHg. then switch on when vacuum gauge indicator at zero.
- Page 7 Replace the broken part with a new one. leaking. Check if the bare vacuum pump inside the case is Replace a new Rocker 410 pump or return the pump working at insufficient vacuum. to manufacturer for repair. Check if the muffler is defective or not installed Replace a new muffler.
- Page 8 Lafil 300 Index No. Cat. No. Description Q’ty Remark 196200-37/38 110V/220V power switch 197400-39 Vacuum valve 197400-44 Vacuum gauge ψ3x10 mm self-tapping screw 110V/220V Rocker 300 vacuum pump 197400-45 PE muffler 197400-37/38 110V/220V cooling fan 175200-43 Power socket (incl. fuse seat)
- Page 9 Lafil 400 Index No. Cat. No. Description Q’ty Remark 196200-37/38 110V/220V power switch 197400-39 Vacuum valve 197400-44 Vacuum gauge ψ3x10 mm self-tapping screw 110V/220V Rocker 410 vacuum pump 197400-45 PE muffler 197400-37/38 110V/220V cooling fan 175200-43 Power socket (incl. fuse seat)
- Page 10 Service Video Links Model No. Subject Video Link Lafil 300/400 Disassembly https://drive.google.com/file/d/13Yac1_FYGyNBbr0HhHQO5BnOY55m3raq/view Lafil 300/400 Assembly https://drive.google.com/file/d/1qtTqS9nkJHUqfpFucrqZHJqribeBmQcF/view Lafil 300/400 Replacement of air filter https://drive.google.com/file/d/16JGTbAF9JPBMlaJKHi0oogZ_OWoW-YQX/view Lafil 300/400 Replacement of Fuse https://drive.google.com/file/d/1zlT3GpZnDkGcehNb5BM2Yienr8PZDzqr/view...
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