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User Manual for QS500VSLGV1
Updated 11 Oct 2026
Applies to: QS500VSLGV1
7. Installation
- Filling vacuum pump with oil
13. Starting the machine
7. INSTALLATION
- Open the back cover & fill vacuum oil.
- Give three phase power & check the phase sequence indicator.
- Switch on the MCB & then press the power button on the front panel.
- Set parameters (vacuum level, flushing level, sealing time & cooling time) as per product & pouch.
- Shutdown process: switch off the MCB.
8. FILLING VACUUM PUMP WITH OIL
- There is no vacuum pump oil in the newly delivered machine. If the vacuum pump works without oil it will damage the pump, even in a short time. Please make sure that the vacuum pump has been filled with the oil up to the mark before the start-up.
- Open the side cover.
- Fill the vacuum pump with Sevol V/equivalent vacuum pump oil.
- Check the oil level is between 1/2 and 3/4 of the oil level indicator. If it is less than 1/2, please add more.
- If the oil level is between 1/2 and 3/4 of the oil level indicator then close the cap and fix the side door.
11. CONTROL PANEL
- LCD display
- Control buttons
- Phase indicator
- MCB 3 pole
- 500VSLG User manual
12. PROGRAM MODES
- Sevana’s micro-processor based vacuum machine has 4 preset modes or programs. Each program can be set with different parameters. Variable parameters in each mode are
- Vacuum level
- 0-760mm Hg( Vacuum level in the chamber)
- Flush(Gas2)
- Vacuum levels represents in millimeter mercury up to vacuum has to be achieved (-760mmHg absolute vacuum, 0 is normal atmospheric pressure).
- Flush 1 represents level up to which gas is flushed. If vacuum level is 760and flush 1 is 500, chamber is vacuumized to level 760mmHg and the gas is flushed to the chamber till vacuum level reaches 500.Always set
- Flush 2 & Flush 3 on 760.
- TO FLUSH THE GAS:
13. STARTING THE MACHINE
- Stop/Reset
- Set
- A LCD check function is done first. Version of the software is displayed.
- VACUUM LEVEL
- Now the lid is closed, then vacuum increases up to the preset level.
- When the vacuum is built up to the preset level the message will change to an indication given below.
- After that the lid open automatically and the display changes to “ready mode”
- Press the “STOP” button for 1 second.
14. OPERATION
- Switch on the supply
- Adjust the vacuum and other parameters
- Select the required mode
- Insert the product into the film pouch and then place it in the vacuum chamber in such a way that the open end of the pouch is in between sealing element and jaw.
- Close the lid.
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User Manual for QS500VSLGV1
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