Vesta Precision C25v User manual

1
TABLE OF CONTENTS
IMPORTANT SAFETY INFORMATION.................................................2
VACUUM PACKAGING GUIDELINES ...............................................3
PRODUCT COMPONENTS................................................................5
FEATURES AND OPTIONS..................................................................7
BEFORE FIRST USE… ..........................................................................9
Filling the Vacuum Pump.................................................................. 9
Draining the vacuum pump .......................................................... 10
OPERATING INSTRUCTIONS............................................................12
MAINTENANCE...............................................................................15
TROUBLESHOOTING .......................................................................16
ERROR CODES AND TROUBLESHOOTING ....................................17
TECHNICAL PARAMETERS ..............................................................18
LIMITED WARRANTY AND AFTER SALES SERVICE .......................19
Returns .............................................................................................. 19
Exchanges........................................................................................ 19
Warranty Replacements ................................................................ 20
Damaged and Defective Items.................................................... 21
What Does This Limited Warranty Not Cover?............................. 21

2
IMPORTANT SAFETY INFORMATION
When using this electrical appliance, basic safety precautions
should always be followed including:
1. Read and understand all instructions.
2. Operate the appliance indoors only on a dry, stable, hard
surface.
3. Do not use the appliance near a heat source, on a hot
surface, or in wet conditions.
4. To protect against electrical shock, do not immerse any part
of the appliance in water or other liquid.
5. Unplug the appliance from the wall outlet when not in use
and before cleaning.
6. Always unplug the device using the plug and never pull on
the cord.
7. Do not operate the appliance if the cord or plug are
damaged.
8. Do not operate the appliance if it malfunctions or is
damaged.
9. Use this appliance for its intended use only.
10. Children should not use this appliance. When in use around
children, close supervision by an adult is necessary and the
appliance should be kept out of their reach.
11. This appliance is not intended for use by people with
reduced physical, sensory or mental capabilities or who lack
experience with cooking appliances.
12. Do not use an extension cord with this product.
13. Always use only food-grade, plastic pouches or pouch
material, recommended by the manufacturer as suitable for
cooking. Use only appropriately sized pouches and do not
overfill the pouch.

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VACUUM PACKAGING GUIDELINES
•Follow all food safety regulations as outlined by the FDA at
www.FDA.gov.
•Vacuum packaging is NOT a substitute for canning.
•Vacuum packaging is NOT a substitute for refrigeration or
freezing.
•Vacuum packaging cannot reverse the deterioration of
foods.
•Some fruits and vegetables may release gases, known as
outgassing. When vacuum packaging these fruits and
vegetables, outgassing can cause the vacuum to be
gradually lost over time. Blanching or freezing before
vacuum packaging helps prevent outgassing from
occurring.
NOTE: Due to the risk of anaerobic bacteria, soft cheeses,
fresh mushrooms, and alliums (garlic, onions, leeks, etc.)
should never be vacuum packaged.
•It is critical that safe food handling and storage procedures
are followed. You can reduce the growth of microorganisms
by storing foods at temperatures below 40°F (4°C) or
freezing at 0°F (-32°C). Freezing will not kill microorganisms
but reduces their chance to grow. For long-term food
storage, always freeze foods that have been vacuum
packaged.
NOTE: Beef and other proteins may look darker after being
vacuum packaged. This appearance is due to the removal
of oxygen and is not an indication of spoilage.
•Before vacuum packaging liquids such as broths, soups, or
stews, pre-freeze the item in a dish, bowl or ice tray until solid.
Remove the frozen liquid and vacuum package before
storing in your freezer until ready to use.

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Food Storage and Safety Information
Storage
Foods
Typical
Storage
Vacuum
Packaging
Frozen
Meat 6 months 15-20 months
Fish, Seafood 6 months 10-12 months
Dried fruit,
Coffee
beans
6-9 months 18-24 months
Refrigerated
Meat 2-3 days 12-13 days
Fish, Seafood 2-3 days 6-8 days
Cooked
meat 2-3 days 10-14 days
Eggs 2-3 days 30-50 days
Vegetables 2-3 days 7-10 days
Dry
Bread 1-2 days 6-8 days
Cookies 4-6 months 12 months
Noodles 5-6 months 12 months
Rice 5-6 months 12 months
Flour 4-5 months 12 months
Crackers 3-4 months 12 months
Coffee 2-3 months 12 months
Tea 5-6 months 12 months
Powdered
Milk 1-2 months 12 months

5
PRODUCT COMPONENTS
①②③④⑤
1. Vacuum chamber lid 2. Air Vent
3. Power Switch 4. Control Panel 5. Lid lock

6
⑥⑦
6. Oil pump fill window
7. Oil inspection window

7
FEATURES AND OPTIONS
1. Power Switch
After the machine is plugged in, the LED display will show “OFF”
and the C25v will be in Power Saving mode. Turn the Power
Switch to “On” and the LED display will show “CLO” if the lid is
closed or “ON” if the lid is open. Now the machine is ready to
operate. After using the machine, turn the Power Switch to “OFF”
before unplugging the machine.
2. Stop
During any operation, press the “Stop” button to cancel any
process.

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3. Set
When the lid is open, press this button to change between the
vacuum, gas, seal, or cooling time. Press the button “∧” or “∨”
to increase or decrease each setting.
Note: There is no Gas option on the C25v at this time.
4. Vacuum Gauge
Shows the vacuum level inside the vacuum chamber.
5. Indicator light
When the lid is open, the indicator light references the setting
displayed on the LED display.
Note: There is no Gas option on the C25v at this time.
During operation, the indicator light flashes when that process
is active.
6. LED Display
1. Shows the vacuum/seal/cooling time depending on the
operation or setting being adjusted.
2. If the lid is closed and no operation is engaged, it will display
“CLO”.
7. Adjusting buttons Up and Down (“∧” “∨“)
When the lid is open, press the button “∧” or “∨” to adjust the
value for each setting.

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BEFORE FIRST USE…
Filling the Vacuum Pump
Filling the oil pump is required
before the first use
, when the oil
level is below the minimum oil level, or if performance is seriously
reduced. The oil needs to be replaced after 25 hours of the first
use and then after every 60 hours of use.
Use only SAE 10/ISO 32 or SAE 20/ISO 68 grade vacuum pump
oil.
Steps for filling:
1. Remove the oil pump fill window with a screwdriver to
expose the oil pump fill cap.
2. Unscrew the cap on the oil filling port of the oil pump with
the wrench provided.
3. Using a small bottle, squeeze oil into the pump to a level.
between 1/2 to 3/4 of the oil inspection window.
4. Tighten the nut on the oil filling port after filling.
5. Replace the oil pump fill window to complete the process.

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Draining the vacuum pump
After the first 25 hours of operation and at regular intervals
thereafter or when a noticeable lack of vacuum occurs, drain
and replace the oil.
Steps for draining:
1. Remove the oil inspection window.
2. Place a suitable vessel under the oil drain before beginning
this procedure.
3. Remove the oil drain nut of the pump with the wrench
provided to drain the oil.
4. After draining the oil, replace and tighten the nut with the
wrench.
5. Proceed to the Steps for filling to refill the pump.
6. Replace the oil pump fill and oil inspection windows before
using.
NOTES
1. There is residual oil in the gas removed by the vacuum
pump. It can be harmful to your health through long-
term inhalation, please ensure adequate ventilation
within the working environment.
2. Drained oil should be disposed of in accordance with
relevant environmental regulations.

11
oil pump
Screw
cap for
oil filling
port
Screw cap for oil drain port
Oil inspection
window
Max level
Min level

12
OPERATING INSTRUCTIONS
Read all instructions before operating the C25v.
1. Select Vacuum Pouch
Select the proper size vacuum pouch. Allow a minimum of 1” to
2” of extra headspace at the top of the pouch to ensure a
quality, air-tight seal.
2. Plug machine into grounded electrical outlet.
The LED on the control panel will read “OFF” and be in Power
Save mode.
3. Turn power switch to “On”
When the chamber lid is open, the LED display will show the last
setting for vacuum time, sealing time, or cooling time. If reusing
these settings, place the filled vacuum bag into the chamber
and close the chamber lid. The machine will start automatically.
When the chamber lid is closed, LED display will show “CLO”.
NOTE: When the LED display shows “CLO”, the machine is in
protection mode. In this mode, no matter which button you
press, the machine will not operate. Open the chamber lid
to return to normal operation.
4. Adjust / Set Timing Controls
Vacuum Time: With the lid open, press the “Set” button until the
indicator light next to Vacuum is on. Press “∧” or “∨“ button
to increase or decrease vacuum time. For the initial test, set
the vacuum time to 30 seconds. Adjust vacuum time
accordingly to achieve the vacuum required. Depending
on the pouch size and the amount of product in the
package, the vacuum time can vary from 5-90 seconds.

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Sealing Time: With the lid open, press the “Set” button until the
indicator light next to Seal Time is on. Press “∧” or “∨“ button
to increase or decrease seal time. For the initial test, set seal
time to 5 seconds. Adjust the time accordingly to achieve a
perfect seal; the seal time can vary from 0-6 seconds.
Cooling Time: Press “∧”or “∨” to select the cooling time from 0
to 10 seconds.
NOTE: All time adjustments must be made with the
machine “ON” and the chamber lid open.
5. Fill pouch and place in chamber
Open the lid, place the pouch into the chamber, and make
sure the opening of pouch crosses the seal bar to be locked by
the clamp
Keep pouches that contain liquids or wet product below the
height of the seal bar.
NOTE: The entire pouch, including the opening, must
remain inside the chamber.
6. Process (Vacuum and Seal)
Close the chamber lid to start the vacuum and seal process
automatically. During the vacuum process, the LED display will
count down from the set Vacuum Time value to 0.
When the vacuum is finished, sealing will begin automatically.
During the seal process, the LED display will count down from
the set Seal Time value to 0.
Once sealed, the chamber will fill with air and the pouch will
tighten around the product. A beep signals the end of the cycle.

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7. Pouch Inspection
Vacuum
– check the quality of the vacuum by looking at the
tightness of the pouch and the product. If you notice
air pockets increase the vacuum time by 5 seconds
and test again. The vacuum time could take up to 60
seconds depending on the pouch size and the
volume of the product being packaged.
Seal
– Inspect the pouch seal.
NOTE: A positive seal will look “clear” upon inspection. If the
seal is “spotty or incomplete”, increase the sealing time by 1
second. If the seal is “white or milky”, decrease the seal time
by 1 second.
Restoring defaults
With the C25v in Power Saving mode (LED displays “OFF”), press
“Set” + ”^” buttons simultaneously for 3 seconds. When the
machine beeps and displays rS, the default settings will be
restored.

15
MAINTENANCE
1. Always unplug the machine before cleaning.
2. Do not immerse the machine or electrical cord in water or
any other liquid.
3. Do not use abrasive cleansers or scouring pads to clean the
machine to avoid scratching the surface.
4. Clean the outside of the machine with a soft, damp cloth or
sponge, using mild dish soap and warm water when
necessary.
5. To clean the inside of the unit, use a paper towel or soft
clean cloth to wipe away any food or liquid. Dampen a soft
cloth with mild soapy water and gently wipe clean.
6. Dry the machine gently, but thoroughly, with a soft, clean
cloth.
7. Keep liquids and contaminants from entering the vacuum
port in the chamber or air outlet hole of the pump to avoid
irreparable damage to the pump.
8. Check the lid of cracks or damage. If any abnormalities are
found, stop using the machine until the lid is replaced.
9. Replace the lid every 3 years.
10. Check the oil level before each use, adding oil as needed.
11. Replace the oil in the pump every 6 months or 60 hours or
when cloudy, dark, or contains visible impurities.
12. Check the gasket and seal rubber weekly and replace as
necessary.

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TROUBLESHOOTING
Under the proper circumstances, your vacuum sealer will
provide years of problem-free use. Under certain circumstances,
issues may arise. Please consult the troubleshooting information
and error codes below prior to contacting technical support.
Fails to operate
•Make sure the machine is plugged into an electrical outlet.
•Check the power cord for damage. If the cord is damaged
or frayed, do not operate the machine and contact Vesta
Customer Care.
Does not completely vacuum or seal automatically
•Check for proper placement of pouch inside the chamber
and that the open end of the pouch is smooth and wrinkle-
free.
•Check the gasket is not loose or damaged.
•Check and clean the seal foam and gasket as needed.
Food particles will interfere with the vacuum process.
•Ensure the lid is locked.
•Check the pouch for leakage and use a new pouch if
leakage is found.
Vacuum pouch loses vacuum after being sealed
•Wrinkles, liquid, or food particles in the seal will cause this
issue. Remove the seal, clean the mouth of the pouch, and
vacuum & seal again. In the case of liquid in the seal or juicy
foods, pre-freeze item before vacuum packaging.
Fails to seal
•Allow the machine to rest 20 seconds between sealing.
•Ensure the open end of the pouch is free of wrinkles, food
particles, and liquids. Clean the open end of the pouch
before re-sealing.

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ERROR CODES AND TROUBLESHOOTING
Error code Causes Troubleshooting
E01
When the
machine is
vacuuming for
some time, the
pressure switch
doesn’t close.
1. Ensure the lid is closed
tight.
2. Check if the gasket is
installed in right
position.
3. Check if the pump is
working or not.
4. Check the pressure
switch system is in
normal working or not
(hose, pressure switch
and 10P data cord)
E02
When the
machine starts
sealing mode, the
micro switch
doesn’t close.
1.
Ensure the lid is closed
tight.
2. Check if t
he micro
switch system is in
normal working or not
(GAS1 cable, micro
switch, 10P data cord)
LP
Machine lost
power during
operation
1.
C
heck the power
supply system of
machine (power cord,
10P data cord)
2. Check for power at the
outlet with another
electrical device.
3.
Check the electrical
circuit
at the circuit
breaker panel.

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TECHNICAL PARAMETERS
Rated voltage: 110-120 V~ / 220-240V~
Rated frequency: 60HZ / 50HZ
Rated power: 1100W
Pump: Oil pump
Oil: SAE 10/ISO 32 or SAE 20/ISO 68 grade vacuum pump oil
Pressure: -29.9inHg / -1012mbar (+0-3%) directly in pump
-29.8inHg/-1009mbar (±3%) in vacuum chamber
Seal wire width: 2 * .14 in / 3.5 mm
Seal bar length: 17 in / 432 mm
Max bag width: 17 in / 432 mm
Size: 22.3x19.5x18.6 in / 567x495x472mm
Weight: 67.2 lb / 30.5 kg

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LIMITED WARRANTY AND AFTER SALES SERVICE
Returns
If you are not fully satisfied, our products come backed with a
30 day, no questions asked, money-back guarantee. To be
eligible for a full refund, you must:
•Have purchased your product in the last 30 days directly
from Vesta Precision
•Have the original order number or email that was used
during your purchase
•Email your request for your return and full refund
Full refunds can only be provided within 30 days of purchase
directly from Vesta Precision. Devices purchased through
resellers, retail partners, or other websites are not eligible for a
return and full refund. Please consult their return policies for
more information. We cannot provide a full refund for any
damaged devices not covered under our limited warranty.
Exchanges
We provide products with a few different options. Retail
exchanges are eligible within 30 days of original date of
purchase. To be eligible for an exchange, you must:
•Have purchased your product in the last 30 days directly
from the Vesta Precision
•Have the original order number or email that was used
during your purchase
•Email us to request an exchange
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