Parker Smog-Hog PCN, Руководство пользователя

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8
SMOG-HOG Electrostatic Precipitator PCN Series
5. Troubleshooting Guide
Tools Required
1. Screwdriver: 8˝ or longer with insulated handle.
2. Volt-Ohmmeter: used to check low voltage input (120 VAC) and continuity (OHMS).
3. High Voltage Probe: used to check high voltage power supply, minimum range from 0-15 KVDC.
* Refer also to the Troubleshooting Flow Chart on page 10.
Normal Operation
1. Turning the toggle switch on allows power supply to the blower and high voltage power pack
(see Wiring Diagram, page 12).
2. The indicator light is on, and its glow is bright and steady, indicating high voltage is present at the power pack.
3. Air draw through the welding hood to the PCN unit is adequate.
4. Unit is clean.
Abnormal Operation
1. The indicator light is off even though the unit blower is running.
Possible Cause:
a. The light bulb is burnt out.
b. The high voltage power pack is defective.
c. A dead short exists in the ionizer and/or collection cell circuit.
d. Components need cleaning.
Corrective Action:
a. Replace the bulb.
b. Replace the high voltage power pack.
c. Troubleshoot and remove the short (see how to troubleshoot ionizer and cell circuit, page 7).
d. Remove components and clean.
2. Indicator light is flickering on/off with audible arcing inside the cabinet.
Possible Cause:
a. An intermittent short exists in the ionizer and/or cell circuit.
b. Components need cleaning.
Corrective Action:
a. Remove the ionizer and cell, inspect for the cause.
b. Remove components and clean.
3. The indicator light is on but the unit does not have adequate air movement.
Possible Cause:
a. The drive belt is loose or off the pulley.
b. The drive motor has malfunctioned.
c. The hood throat screen has plugged.
d. Components need cleaning.
e. The diffuser screen has plugged.
Corrective Action:
a. Tighten or replace the belt.
b. Repair or replace the motor.
c. Remove the blockage from the screen.
d. Remove and clean the components.
e. Clean the diffuser screen.