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FAQ  – Frequent Questions

Bench Autoclave (AB)

Remember to always wear appropriate Personal Protective Equipment (PPE).

Key:
Numerals like “1-; 2-; 3… Problems / failures
Alphabet as “a; b; c…” Potential causes
Roman numeral as “i; ii; iii… ” Actions to be taken.

1- The autoclave is not turning on

a. Lack of electricity.
Check if the equipment is connected to the power grid and if its voltage is compatible with the equipment.

b. Tripped circuit breakers
i. Check the breakers of the equipment’s external and internal power supply board.

c. Blown fuse
i. Check if the fuse is blown and replace it if confirmed.

2- The autoclave turns on but does not heat up.

a. Burnt resistance
i. Contact Phoenix Luferco Technical Support.

b. Burnt Controller
i. Contact Phoenix Luferco Technical Support.

c. Whip with burnt relay.
i. Contact Phoenix Luferco Technical Support.

3- Pressure rises slowly or is not stabilized.

a. Trim leak
i. Replace the trim.

b. Leak in tubings.
i. Retighten the connections and replace if necessary.

c. Under-voltage
i. Contact an electrician.

4- Pressure / Temperature does not reach the required level.

a. Unbalanced thermostat
i. Contact Phoenix Luferco Technical Support.

b. Leak in trim or internal tubing.
i. Replace the gaskets or tighten the fittings if you need to replace them.

c. Defective manometer.
i. Contact Phoenix Luferco Technical Support.

d. Incorrect programming.
i. Check the Phoenix Luferco user manual.

e. Solenoid valve damaged.
i. Contact Phoenix Luferco Technical Support.

5- Pressure and temperature are suddenly rising, accusing the “incomplete cycle”.

a. Controlador descalibrado e/ou queimado.
i. Entrar em contato com a Assistência Técnica da Phoenix Luferco.

6- Equipment is not starting the cycle.

a. Door not closed completely.
i. Check door closure correctly.

b. Excessive temperature inside the machine
i. Allow the temperature to drop to 37 ° C within the cycle.

7- The autoclave door is not opening.

a. There is pressure inside the machine.
i. Wait for pressure gauge 0 Kgf / cm²

8- Insufficient boiler supply.

a. Solenoid valve damaged.
i. Contact Phoenix Luferco Technical Support.

b. Hydraulic system clogged.
i. Check the cleanliness of the hydraulic system and perform it if necessary.

9- The autoclave is not passing the fill phase.

a. Water quality.
i. Check the water quality standards according to item 5.4 in the user manual.

b. Damaged level sensor.
i. Clean the level sensor and replace if necessary.

10- Safety devices are suddenly triggering.

a. Temperature sensor damaged or out of calibration.
i. Replace the temperature sensor.

b. Controller out of calibration.
i. Contact Phoenix Luferco Technical Support.

c. Short with relay short.
i. Contact Phoenix Luferco Technical Support.

Vertical Autoclave AV

Remember to always wear appropriate Personal Protective Equipment (PPE).

Key:
Numerals like “1-; 2-; 3… ” Problems / Failures Alphabet as “a; b; c…” Potential causes
Roman numeral as “i; ii; iii… ” Actions to be taken.

1- The autoclave is not turning on.

a. Lack of electricity.
i. Check if the equipment is connected to the power grid and if its voltage is compatible with the equipment.
ii. Consult an Electrician.

b. Tripped circuit breakers
i. Check circuit breakers at power input.

2- The autoclave turns on but does not heat up.

a. Burnt resistance
i. Contact Phoenix Luferco Technical Support.

b. The toggle switch is not closing the contacts or feeding the resistance.
i. Consult an electrician to verify that the toggle switch is closing the resistors in parallel at the maximum position, energizing only one resistance in the middle position and closing the resistance in the minimum position.

3- Pressure rises slowly.

a. Trim leak
i. Reverse the trim.
ii. If leakage remains, replace trim.

b. Leak in tubings.
i. Retighten the connections and replace if necessary.

c. Incorrect tension
i. Verify if the machine is networked to 127 V.

d. The relief valve is locked and passing steam.
i. With the equipment off and cold, operate the relief valve to unlock it.

4- Pressure does not stabilize.

a. The toggle switch is in the maximum position.
i. Once the desired pressure is reached the toggle switch should be set to the mid position.

b. Heavy leakage through the center of the controller valve (counterweight valve)
i. Check that the valve is not locked or the center is deteriorated.

c. Defective manometer.
i. Check that the pointer is locked or constantly changing pressure.

5- Equipment lid does not open

a. There is pressure inside the equipment.
i. Open the controller valve register (counterweight valve).

6- The relief valve is opening before reaching the desired pressure.

a. Unbalanced relief valve
i. Annually it is necessary to calibrate the relief valve, for this you will need for a calibration laboratory in order to calibrate it in the equipment MPTA.

b. The pressure gauge is not indicating the correct pressure.
i. Annually it is necessary to calibrate the pressure gauge, for this it is enough to send it to a calibration laboratory.

Horizontal Autoclave (AH)

Remember to always wear appropriate Personal Protective Equipment (PPE).

Key:
Numerals like “1-; 2-; 3… ” Problems / Failures Alphabet as “a; b; c…” Potential causes
Roman numeral as “i; ii; iii… ” Actions to be taken.

1- The autoclave is not turning on.

a. Lack of electricity.
Check if the equipment is connected to the power grid and if its voltage is compatible with the equipment.

b. Tripped circuit breakers
i. Check the breakers of the equipment’s external and internal power supply board.

c. Emergency button pressed.
Check if the emergency switch is activated. If so, return it to working position.

2- The autoclave door is not opening.

a. Failure in the vacuum pump (for equipment with sliding opening)
i. Verify vacuum pump performance.

b. Defective trim vacuum solenoid valve (for equipment with sliding opening)
i. Check solenoid valve operation.

c. The central shaft mechanical lock (for equipment with central steering opening) remains activated
i. Check whether the equipment is depressurized, remove the lid from the door shaft and push the lock shaft as far as possible while simultaneously turning the steering wheel. Check for the correct activation of the lock spring

d. Pressure in the inner chamber
i. Open the internal chamber depressurization valve.

e. Lack of compressed air (for equipment with sliding opening)
i. Check on the pressure regulator if there is enough pressure.

3- Opening and closing the door is being performed with difficulty.

a. Lack of lubrication of the door trim.
i. Lubricate the door trim.

4- The system (outer chamber) is not reaching the required pressure.

a. Failure in the network steam system supply (optional).
i. Check the local network until the pressure gauges indicate the working pressure.

b. Generator resistance burnt.
Check if current is circulating through the resistance power conductors and if the current is unbalanced in its three phases.

c. The protection fuse of the control relative to the output that drives the contactor of the resistor is blown
Check if the fuse is not open and replace it if necessary.

d. Uncalibrated pressure transmitter.
Replace it or calibrate it.

e. The contactor of the resistences will not work.
i. Check the contactor coil.

5- The steam generator is not being supplied.

a. The water pump will not work.
Check if the water pump is receiving power supply and if the engine is working.

b. The protection fuse of the control relative to the output that drives the contactor of the pump is blown.
i. Check if the fuse is not open and replace it if necessary.

c. The water pump contactor will not work
i. Check the contactor coil.

d. The rotation direction of the water pump is inverted.
Check the correct rotation direction of the water pump.

e. Insufficient water supply.
i. Check the water supply to the equipment.

f. Level sensors will not work.
i. Check if the level sensors are operating properly.

g. Level relay will not work.
i. Check if the level relay are operating properly, as well as its sensitivity.

h. Thermal relay is activated
i. Check the if the water pump is operating properly.

6- The autoclave is not generating enough vacuum.

a. Vacuum pump cooling water insufficient
i. Check the water supply to the equipment.

b. Solenoid water valve (pump) is obstructed or not working.
i. Check solenoid valve operation.

c. Solenoid steam valve in drain line is obstructed or not working
i. Check solenoid valve operation.

d. Failure in the vacuum pump.
i. Verify vacuum pump performance.

e. Defective door trims.
i. Clean or replace them if necessary.

f. The protection fuse of the control relative to the output that drives the vacuum pump is blown.
Check if the fuse is not open and replace it if necessary.

g. The vacuum pump contactor is not working.
i. Verify vacuum pump coil.

h. Manual depressurization valve open.
i. Check if the valve is open. Close it if necessary.
i. The rotation direction of the vacuum pump is inverted.
i. Check the correct rotation direction of the vacuum pump.

j. Defective door membrane.
i. Verify the membrane or replace it if necessary.

7- The inner chamber is showing low pressure.

a. Sterilization solenoid valve clogged or not working.
i. Check solenoid valve operation.

b. Defective door trims.
i. Clean or replace them if necessary.

c. The protection fuse of the control relative to the output that drives the sterilizer solenoid valve is blown.
Check if the fuse is not open and replace it if necessary.

d. Solenoid steam valve in drain line is allowing steam leakage.
i. Check solenoid valve operation.

e. Manual depressurization valve open.
i. Check if the valve is open. Close it if necessary.

f. Defective door membrane.
i. Verify the membrane or replace it if necessary.

8- The autoclave is not reaching the required sterilization temperature.

a. The temperature sensor does not work.
Check if the temperature sensor is working and replace it if necessary.

b. The analog input of the temperature sensor is burned.
Check the input and replace the expansion card if necessary.

c. Incorrect selection of the control sensor.
i. Check if the correct control sensor is selected in the control general parameters.

d. The air valve of the drain will not be sealed at the indicated temperature.
i. Check the air valve and replace it if necessary.

9- The autoclave is not reaching the required sterilization temperature.

a. The equipment control will not control temperature.
i. Replace the equipment control.

b. The air vent of the drain is not operating properly.
i. Check the air valve and replace it if necessary.

10- The equipment is not drying.

a. Drying time insufficient.
Check in the parameters of the programs if the drying time is adequate for the type of load to be sterilized.

11- The autoclave is leaving condensate residue after the end of the cycle.

a. Equipment unevenness.
i. Check if the equipment is properly installed.

b. Incorrect preparation of the sterilization load.
i. Check whether the containers (boxes, baskets, etc.) allow good steam circulation during sterilization.

12- The vacuum pump is making a very loud noise.

a. Leaked water inlet solenoid valve.
i. Check solenoid valve operation.

b. Unregulated low noise valve.
i. Check and regulate low noise valve flow.

13- The command display is off.

a. Display temperature over 50º C.
Check the weather conditions at the location where the equipment is installed

14- Biological and chemical tests showed flaws.

a. Low steam quality.
i. Check the temperature and pressure during the sterilization stage.

b. Failure in steam penetration.
i. Check the package preparation in the correct dimensions and locations.

c. Incorrect exposure time.
i. Reprogram the cycle time according to the specification of the test used.

d. Expired test.
i. Check the expiration date of the test used.

15- Leak test failed.

a. Insufficient compressed air pressure.
i. Check if the local compressed air network has the minimum pressure required for sealing the door (only for sliding doors)

b. False air entry into the inner chamber through the drain check valve or the air inlet valve
Verify if the check valve is clean or if it is necessary to replace it.

c. False air entry into the inner chamber through the solenoid valve or the air inlet valve.
i. Check solenoid valve operation.

d. False air entry into the inner chamber through trims.
i. Check trim conditions, clean them or replace them if necessary.

e. Manual depressurization valve half open.
i. Check if the valve is half open. Close it if necessary.

16- Bowie Dick failed.

a. Failed tightness test.
i. See actions form problems in the tightness cycle.

b. False air entry into the inner chamber through the drain check valve or the air inlet valve.
Verify if the check valve is clean or if it is necessary to replace it.

c. False air entry into the inner chamber through the solenoid valve or the air inlet valve.
i. Check solenoid valve operation.

d. False air entry into the inner chamber through trims.
i. Check trim conditions, clean them or replace them if necessary.

e. Failure in steam penetration.
i. Check the package preparation in the correct dimensions and locations. Preferably use ready-for-use packages.

17- After the end of the cycle, pressure regulation is taking longer than normal.

a. Bacteriological filter blocked or saturated.
i. Replace it.

18- Oscillation in pressure reading.

a. Failure in the pressure transmitter connection grounding.
i. Retighten the contacts in the connectors. Verify the grounding of the equipment.

19- Oscillation in temperature reading.

a. Temperature Sensor with contact problems or defective.
i. Check the connector terminals of the temperature sensor or replace it.

20- The printer is not printing.

a. Printer is out of paper.
i. Check if there is paper in the printer.

b. Printer ribbon is worn out.
i. Check the printer ribbon and replace ir if necessary.

c. Communication cable between the printer and the control with contact problems or defective.
i. Check the communication cable and its connections and replace it if necessary.

d. Incorrect printer setup.
i. Check the printer setup in the control manual.

Ultrasonic Washer (LPL)

Remember to always wear appropriate Personal Protective Equipment (PPE).

Key:
Numerals like “1-; 2-; 3… ” Problems / failures
Alphabet as “a; b; c…” Potential causes
Roman numeral as “i; ii; iii… ” Actions to be taken.

1- The washer is not turning on.

a. Blown fuse
i. Replace the fuse.

b. Power cable unplugged.
i. Insert the power plug into the outlet.

c. Poor contact of the power cable on the connector on the back of the unit.
i. Push the plug firmly into place.

2- The washer is not warming up

a. Wrong voltage on equipment.
i. Check that the mains voltage is in accordance with that of the equipment.

3- The washer is not cleaning.

a. Saturation of cleaning solution.
i. Replace the solution with a new one.

b. Type of material to be cleaned.
i. Contact Phoenix for questions about the type of material being washed.

c. Insufficient wash time.
i. Increase wash time by up to 1 hour to draw new conclusions. If unsuccessful, contact Phoenix.

4- Water jet is not pumping water.

a. a. Wrong voltage on equipment.
i. Check that the mains voltage is in accordance with that of the equipment.

b. Insufficient water level.
i. Check water level (should be above bottom of washer basket).

Thermodisinfector (TPL)

Remember to always wear appropriate Personal Protective Equipment (PPE).

Key:
Numerals like “1-; 2-; 3… ” Problems / failures
Alphabet as “a; b; c…” Potential causes
Roman numeral as “i; ii; iii… ” Actions to be taken.

1- Maximum filling time exceeded.

a. Inlet water pressure too low.
Check if the equipment is connected to the power grid and if its voltage is compatible with the equipment. Increase the water pressure. Tip: Install a centrifugal pump.

2- Lack of cleaning solutions.

a. Cleaning solution tank level too low.
1. Complete the solution level in the drum.

3- Equipment does not turn on.

a. There is no electricity.
i. Check if there are power at the power input connector.

b. General circuit breaker off.
i. Turn on the main circuit breaker.

4- Failures in cleaning.

a. The water outlet propellers are being blocked by the instruments.
i. Rearrange the materials to be cleaned and / or clean the propellers.

b. Instruments are not being placed properly.
i. Rearrange the materials

c. Cleaning solution or its dosage is incorrect or not being used.
i. Use cleaning solution as recommended.

55- Calcium sediment being formed in the tank.

a. Water hardness is too high
i. Service the water preparation filter.

Fale Conosco

Telefone

+55 (16) 3324-6600

E-mail

vendas@phoenix.ind.br

Localização

Av. Jacob Jorge Abi Rached, 171
III Distrito Industrial
Araraquara/SP
BRASIL

Phoenix Luferco

PHOENIX LUFERCO LTDA
CNPJ 44.239.382/0001-86

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