Intro. & Pressure Switches | Prescient Technical Services

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Module 3. Fuel Train Safety Device Inspection & Testing

Course Introduction

About This Course and the Author (4:16)
Disclaimer (1:30)

Caution: This takes knowledge & SKILLS

HANDS ON WORK REQUIRES SKILLS! - This course is only KNOWLEDGE! (1:14)

Interlock Device Testing

Intro. & Pressure Switches (15:05)
Position Switches (2:58)
Flame Detectors (8:00)
Temperature Switches (4:18)
Water Level Controls (10:51)
Purge Timing & Flow Proving (5:08)
Quiz #1

Valve Testing

Manual Fuel Isolation Valve Failures (6:16)
Manual Isolation valve issues - Ball Valves
Ball valve stem leakage (0:53)
SSOV's Not Closing Within 1 Second (3:02)
Actuator Failures (3:10)
SSOV's Leaking When Closed (17:43)
Example Valve Tightness Standards
SSOV Buble testing Procedure by Valve Mfr.
Actual Bubble Test Shown, (count the bubbles for 15 seconds) (1:03)
Quiz #2

Inspections & Evaluations

DCV/Gap Analysis (5:22)
Installation Issues (2:15)
Mfr. Literature on Mounting Solenoid Valves
New Technologies (3:11)
Best Practices (3:30)
Recall, Service Notice, Maintenance Issue Components
Identify & Recognize Hazards (8:43)
Example burner equipment manual - installation/commissioning issues
Quiz #3

Conclusion

Thank You! (0:22)

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Intro. & Pressure Switches

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