Gas Flow Checking the Lotix Joy Osborne TOC Technical Product Manager
Agenda Finding a Leak/Restriction Signs of a leak/Restriction Causes of Gas Flow Loss
Causes of a Leak or Restriction Fittings - Overtighten/Loose Connection Furnace - Heating Causes Expansion and Cooling Causing Contracting Solids - Particulates/ Salt/ Quartz Wool/ Catalyst in Pathway Random – Movement/ Vibrations/ Shipping
When to Leak Check After Install Before and After Maintenance Poor Analytical Results Weekly
Signs of a Leak
Analytical Signs of a Leak Low M Value in y=mx+b Equation for your Calibration Curve 0.5ml sample loop >200 0.3ml sample loop > 120 High %RSD >5% Low ABS Counts for Standards <200 abs counts per 1ppmC Example: <200,000 abs counts for 1000ppmC
Signs in a Report Good Good Good
Signs in a Report
Flow Check Checkpoint 1: Valve 11 Com Port In Checkpoint 10: NDIR Bev A Line Out Should be 180- within 10% 220ml/min of Checkpoint 1
Step by Step Gas Flow Checking
Tools Needed Flow Meter Plugs Connectors Peek Nut Tighten Tool Tube Cutters
Manual Exert
Divide and Conquer
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Before Checkpoint 1 ■ Common of valve 11 must be >180ml, min Gas Pressure Source Regulator ■ Ideally >200ml/min ■ <200ml/min prior to the valve 3 Different Flow Ts Restrictor of 11
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Check Furnace Out Valve 11 Sides of Perm Dryer Furnace
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Side Arm of Mist Trap Furnace Condensate Loop Mist Trap
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Halogen Scrubber – Cu Side In Mist Trap Valve 10 Perm Dryer
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Divide and Conquer – Gas Pathway in Ready Mode Pressure 3 Different Flow Gas Source Valve 11 Regulator Ts Restrictor Sides of Condensate Furnace Mist Trap Valve 10 Perm Dryer Loop Halogen Sample NDIR Perm Dryer Vent Scrubber Filter Detector
Leak Free! ■ Thank you for listening!
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