Olympus OER-Pro Error Codes & Troubleshooting Guide
Step 1: Confirm applicable instructions for your unit with Olympus.Professional registration and sign-in may be required.
Step 2: Find an error code below, review its possible cause, and see what to check first. This reference covers 39 OER-Pro codes, with expandable guidance for routine troubleshooting checks.
Search Olympus OER-Pro error codes
Search for descriptions, possible causes and troubleshooting references. Filters and searches work together and codes may appear in more than one category.
39 of 39 codes shown
| Code | What it means | Troubleshooting reference & next action |
|---|---|---|
| E00Electrical / System | Cycle/process interrupted | Wait for automatic error processing to finish. See the manual for optional air-purge or rinse procedures.
Possible Cause: STOP/RESET pressed during operation. |
| E01Water / Drain | Basin takes too long to fill with water | Check the faucet, supply hose and filters.Possible Cause: Partly closed faucet, leaking or obstructed water supply.Show MoreShow Less — E01 troubleshooting referenceTroubleshooting Reference: Open the faucet fully; check for hose leakage. The manual specifies water-filter replacement and inlet-mesh cleaning. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 277. Request Service Support |
| E02Water / Drain | Cleaning fluid will not drain | Check the drain hose and basin drain filter.Possible Cause: Drain-hose problem or obstructed basin drain mesh.Show MoreShow Less — E02 troubleshooting referenceTroubleshooting Reference: Check hose installation, clean the drain mesh, then follow the manual’s closed-lid air-purge procedure. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 277. Request Service Support |
| E04Water / Drain | Cleaning-fluid level drops unexpectedly | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E05Water / Drain | Cleaning-fluid level too high | Contact Olympus; close the faucet if water flow will not stop.
Possible Cause: Fluid-level sensor irregularity. |
| E06Sensors | Middle fluid-level sensor error | Clean the fluid-level sensor as instructed.Possible Cause: Residue affecting the middle level sensor.Show MoreShow Less — E06 troubleshooting referenceTroubleshooting Reference: Use the manual’s fluid-level sensor cleaning procedure. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 278. Request Service Support |
| E07Sensors | Lower fluid-level sensor error | Clean the fluid-level sensor as instructed.Possible Cause: Residue affecting the lower level sensor.Show MoreShow Less — E07 troubleshooting referenceTroubleshooting Reference: Use the manual’s fluid-level sensor cleaning procedure. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 278. Request Service Support |
| E11Water / Drain | Too much disinfectant in disinfectant tank | Check drainage and disinfectant concentration.Possible Cause: Drain or disinfectant-return piping irregularity.Show MoreShow Less — E11 troubleshooting referenceTroubleshooting Reference: Close an open lid to allow automatic processing; check hose installation and clean the drain mesh. Test concentration and replace ineffective solution. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 278. Request Service Support |
| E12Disinfectant | Too little disinfectant in tank | Clean circulation mesh filters; replace the disinfectant.Possible Cause: Insufficient disinfectant in the tank.Show MoreShow Less — E12 troubleshooting referenceTroubleshooting Reference: Drain the tank completely before replacement. Do not top up used disinfectant with fresh solution. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 278. Request Service Support |
| E13Water / Drain | Basin fills with disinfectant unusually quickly | Check drainage; follow the E13 solution-removal procedure.Possible Cause: Incomplete drainage left liquid in the basin.Show MoreShow Less — E13 troubleshooting referenceTroubleshooting Reference: Use the complete basin/tank discharge procedure on printed page 278 before preparing new solution and restarting. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 278. Request Service Support |
| E14Water / Drain | Disinfectant cannot be returned to tank | Check ventilation and drain/circulation mesh filters.Possible Cause: Obstructed drain mesh or gas-filter ventilation.Show MoreShow Less — E14 troubleshooting referenceTroubleshooting Reference: Follow the collection, rinsing and solution-quantity branches on printed page 279; do not top up used disinfectant. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 279. Request Service Support |
| E15Disinfectant | Fluid-level sensor error | Clean the level sensor; follow the manual’s solution-quantity and rinsing instructions.
Possible Cause: Middle-sensor residue or internal fault. |
| E16Disinfectant | Basin takes too long to fill with disinfectant | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E17Disinfectant | Disinfectant will not heat correctly | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E18Disinfectant | Temperature sensor error | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E21Flow / Pressure | Low air-purge pressure / air not flowing through scope channels | Check air-filter installation.Possible Cause: Air filter incorrectly fitted or clogged.Show MoreShow Less — E21 troubleshooting referenceTroubleshooting Reference: If correctly installed, the filter may be clogged; replace it as instructed. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 279. Request Service Support |
| E22Flow / Pressure | Insufficient fluid pressure | Clean the circulation-port mesh filters.Possible Cause: Obstructed circulation-port mesh filters.Show MoreShow Less — E22 troubleshooting referenceTroubleshooting Reference: Use the manual’s mesh-filter cleaning procedure. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 279. Request Service Support |
| E23Flow / Pressure | Excessive fluid pressure | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E31Lid / Drawer | Lid open | At startup, close the lid and restart. During a process, contact Olympus.Possible Cause: Lid open at start; internal fault if detected during operation.Show MoreShow Less — E31 troubleshooting referenceTroubleshooting Reference: The manual distinguishes a startup lid error from one occurring during operation. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 280. Request Service Support |
| E41Electrical / System | Power lost and restored during cycle | Check the connection; unplug before inspecting the cord for damage. Replace a damaged cord.
Possible Cause: Power interruption or power-cord contact failure. |
| E51Water / Drain | Water detected leaking inside machine | Close the water faucet and contact Olympus. Do not use a malfunctioning unit.
Possible Cause: Internal equipment fault. |
| E61Electrical / System | Ultrasonic cleaning not operating | Contact Olympus.
Possible Cause: Ultrasonic oscillator irregularity. |
| E71Disinfectant | Disinfectant-bottle drawer sensor error | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E72Water / Drain | Disinfectant tank will not drain | If solution remains in the basin, follow E13; otherwise contact Olympus.
Possible Cause: Internal equipment fault. |
| E73Water / Drain | Water-supply problem while preparing disinfectant | Check the water supply and filters.Possible Cause: Partly closed faucet, leaking or obstructed water supply.Show MoreShow Less — E73 troubleshooting referenceTroubleshooting Reference: Follow the water-supply checks on printed page 280; prepare disinfectant again and test its effectiveness after loading. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 280. Request Service Support |
| E74Disinfectant | Disinfectant from cassette bottles isn't reaching the unit | Contact Olympus.
Possible Cause: Internal fault or cassette solution not reaching the tank. |
| E75Water / Drain | Water-supply problem while preparing disinfectant | Check the faucet, hose and filters.Possible Cause: Restricted/leaking supply or temporarily reduced water delivery.Show MoreShow Less — E75 troubleshooting referenceTroubleshooting Reference: Follow printed page 281: check supply, clean inlet mesh, replace water filter, close an open lid, prepare solution and test effectiveness. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 281. Request Service Support |
| E76Disinfectant | Disinfectant-tank fluid-level sensor error | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E77Disinfectant | Disinfectant bottle drawer not fully positioned | Push the drawer fully closed.Possible Cause: Disinfectant drawer not fully closed.Show MoreShow Less — E77 troubleshooting referenceTroubleshooting Reference: Confirm complete drawer closure as described in the manual. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 281. Request Service Support |
| E78Disinfectant | Cassette bottles empty | Check cassette installation and whether bottles are empty.Possible Cause: Cassette detection-switch irregularity or empty bottles installed.Show MoreShow Less — E78 troubleshooting referenceTroubleshooting Reference: Correct installation; replace empty bottles with new ones. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 281. Request Service Support |
| E81Electrical / System | Cycle cannot be properly controlled | Contact Olympus.
Possible Cause: Internal equipment fault. |
| E82Electrical / System | Internal machine irregularity | Contact Olympus.
Possible Cause: Internal electrical-circuit irregularity. |
| E83Electrical / System | Cycle cannot be properly controlled | Contact Olympus.
Possible Cause: Internal electrical-circuit irregularity. |
| E84Electrical / System | RFID reader malfunction | Contact Olympus.
Possible Cause: Internal electrical-circuit irregularity. |
| E91RFID / ID | ID read error | Reset the reading and scan again.Possible Cause: No ID read, or multiple IDs read.Show MoreShow Less — E91 troubleshooting referenceTroubleshooting Reference: Press STOP/RESET; confirm the ID detection indicators are unlit before rescanning. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 282. Request Service Support |
| E92Flow / Pressure | Leak test exceeds allowed time | Repeat the leak test according to the manual.
Possible Cause: Leak testing exceeded 10 minutes. |
| E93Chemicals | Alcohol unavailable or not feeding | Use the E93 procedure for the operation in progress.Possible Cause: Alcohol depleted/not supplied, sensor fault, or pump/piping obstruction.Show MoreShow Less — E93 troubleshooting referenceTroubleshooting Reference: During reprocessing, see printed page 117. For a separate alcohol flush, check tank quantity and follow the applicable procedure, including page 120 for recurrence. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 282. Request Service Support |
| E94Printer | Printer not printing | Check paper installation and release-lever position.Possible Cause: Paper exhausted or printer release lever raised.Show MoreShow Less — E94 troubleshooting referenceTroubleshooting Reference: Follow the printer-paper installation instructions and set the lever correctly. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 282. Request Service Support |
| E95Chemicals | Detergent unavailable or not feeding | Follow the E95 procedure on printed page 125.Possible Cause: Detergent depleted/not supplied, sensor fault, or pump/piping obstruction.Show MoreShow Less — E95 troubleshooting referenceTroubleshooting Reference: Inspect and replace the detergent tank as directed, then restart reprocessing from the beginning. If detergent remains or E95 recurs, use the manual’s specified detergent-line filling procedure; this summary is not that procedure. Olympus OER-Pro Operation Manual, GT8357 12, §8.1, printed p. 283. Request Service Support |
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