Retrotec DucTester 200 Series Residential Applications - Manual (Page 6)

Page 6 of 91
©Retrotec Inc. 2015
Flow Conversion Table for Duct Test Pressure of 25 Pa ..................................................... 71
Flow Conversion Table for Duct Test Pressure of 50 Pa ..................................................... 72
Flow Conversion Table for Duct Test Pressures greater than 50 Pa ................................... 73
Appendix C: Calculate flow if required test pressure cannot be reached .......... 74
Extrapolation Error for Flow if gauge “n” doesn’t match actual n ...................................... 75
Cannot Reach 25 Pa Factors ............................................................................................. 76
Cannot Reach 50 Pa Factors ............................................................................................. 77
Appendix D: Troubleshooting ........................................................................... 79
“TOO LOW” appears on display: ....................................................................................... 79
Gauge “Flow” reading does not change? Turn off [@ Pressure] ........................................ 79
Fan does not run .............................................................................................................. 79
Checking the DucTester flows .......................................................................................... 79
Fixing the Fan Top (for Model 200) ................................................................................... 79
Model 210 and 220 – obsolete models no longer in production ........................................ 83
Adjusting DucTester Motor Mount (for Model 220) .......................................................... 84
Appendix E: Using a generator for power ......................................................... 85
Generators ...................................................................................................................... 86
Honda Generator EU2000 (120V, 2000W, 67 lbs) .............................................................. 86
GENYX G3000HI (230V, 3000W) generator ....................................................................... 86
Portable Power Supplies .................................................................................................. 86
Black and Decker Electromate 400 Model VEC026BD ........................................................ 86
Appendix F: Duct-Test Recording Forms ........................................................... 87
Total Duct Leakage Test Form Test date: _______________/20____ ..................... 87
Total Duct Leakage Test Form (CA) Test date: _______________/20____ .............. 88
Glossary ............................................................................................................ 90