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Jeio tech OV-12 - User Manual

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Service Manual
(Model : OV-11 / 12)
작성일 2008-3-31
개정일 2008-3-31
개정번호 Rev.(0)
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Summary

Service Troubleshooting Guide

Temperature Issues and Solutions

Covers symptoms like temperature not increasing, trembling, or rising, and their related malfunctions and checks.

Power Issues: No Power

Troubleshooting steps for when the unit does not power on, including fuse and switch checks.

Power Issues: Shut Off During Operation

Diagnosing and resolving power interruptions that occur while the unit is running, including PCB and over current issues.

Power Issues: Shut Off After Turning On

Addresses power loss immediately after the unit starts, focusing on electric capacity and heater leakage.

Current Leakage and Safety

Troubleshooting when the circuit breaker trips, investigating heater leakage and wire insulation errors.

Disassembly and Inspection Procedures

Relay Output Voltage Inspection

Measuring the output voltage of the relay on the main control board after pressing the start key.

Heater Output Voltage Inspection

Checking the heater's output voltage by setting temperature and observing the HEAT LED.

AC Input Voltage Inspection

Measuring the AC input voltage of the main control board after switching the unit ON.

Heater Short-Circuit Inspection

Measuring the resistance of the heater to detect short circuits.

Heater Current Leakage Inspection

Measuring the resistance of the heater to detect current leakage.

Jeio tech OV-12 Specifications

General IconGeneral
ModelOV-12
CategoryLaboratory Equipment
TypeOven
Temperature RangeAmbient +5°C to 250°C
Capacity32 liters
Shelves2
ControllerDigital PID controller
Timer99 hr 59 min
Material (Interior)Stainless steel
Material (Exterior)Powder coated steel
Power Supply220V, 50/60Hz
Temperature Accuracy±1°C at 100°C

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