Retrotec DucTester 200 Series Residential Applications Manual de usuario Pagina 5
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©Retrotec Inc. 2015
7.9 Save the Duct Leakage Test Report as a PDF file .................................................... 52
7.9.1. With Office 2007: .................................................................................................. 52
7.9.2. With Office 2010 ................................................................................................... 52
8. Find air leaks in the ducts ........................................................................... 53
8.1 Using a smoke puffer ............................................................................................ 53
8.2 Using theatrical smoke ......................................................................................... 53
8.3 Using an infrared camera ...................................................................................... 53
8.4 Using a wet hand .................................................................................................. 53
8.5 Using a Pressure Pan............................................................................................. 53
9. Measure the Air Handler system flow ........................................................ 55
9.1 For Code compliance ............................................................................................ 55
9.2 Why measure the Air Handler system flow? .......................................................... 55
9.3 Measure with a DucTester as a powered flow hood on the return ......................... 55
9.4 Measure with a DucTester on the air handler cabinet ........................................... 56
9.5 Measure with a gauge and a flow grid ................................................................... 56
9.6 Measure using air handler blower curves .............................................................. 57
9.7 Measure using Hole Flow on the gauge ................................................................. 57
9.8 Measure with a Blower Door attached to the return or cabinet ............................. 57
9.9 Other methods ..................................................................................................... 58
10. Estimate HVAC system energy loss from ducts ........................................ 59
10.1 Duct Air Leakage Measurements ........................................................................... 59
10.2 Methodology ........................................................................................................ 59
11. Field Check the DucTester to find out what is not working ...................... 63
11.1 Field Check the gauge ........................................................................................... 63
11.2 Field Check the tubes ............................................................................................ 63
11.3 Field Check the DucTester as a system .................................................................. 64
12. Avoid common mistakes ......................................................................... 66
13. Create a Blower Door with a DucTester fan ............................................. 67
13.1 Use a DucTester to test tight enclosures................................................................ 67
13.2 Blower Door System (tight enclosures) details ...................................................... 68
Appendix A: Calculate Air Flow based on Pressure readings ............................. 69
Appendix B: Flow Conversion Tables ................................................................ 71
- Model 200 1
- Residential Applications 1
- Table of Contents 2
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- Page 5 of 91 5
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- Page 9 of 91 9
- Page 10 of 91 10
- ©Retrotec Inc. 2015 10
- 1.2 Digital Gauge 12
- 1.3 Flex Duct 12
- Description 15
- 2.1 Energy loss 19
- 2.2 Duct sealing saves money 19
- 3. Locating Duct Leaks 20
- Program/Region 21
- Units/Test 21
- Pressure 21
- Leakage requirement 21
- Page 24 of 91 24
- [Exit] to stop the fan 26
- Page 30 of 91 30
- Page 34 of 91 34
- 5.1 Total Duct Leakage 35
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- Page 38 of 91 38
- Page 41 of 91 41
- Page 42 of 91 42
- Before leaving the house 43
- Page 44 of 91 44
- Page 45 of 91 45
- Page 46 of 91 46
- 7.3 Choose Duct Test type 47
- Page 48 of 91 48
- [Exit] on the gauge before 49
- Page 50 of 91 50
- Page 51 of 91 51
- Page 52 of 91 52
- 8.1 Using a smoke puffer 53
- 8.2 Using theatrical smoke 53
- 8.3 Using an infrared camera 53
- 8.4 Using a wet hand 53
- 8.5 Using a Pressure Pan 53
- Page 54 of 91 54
- 9.1 For Code compliance 55
- Page 56 of 91 56
- [@ Pressure] key until the 57
- 9.9 Other methods 58
- 10.2 Methodology 59
- Average Operating 60
- Pressure (Pa) 60
- Multiplier for 60
- Page 61 of 91 61
- Page 62 of 91 62
- 11.1 Field Check the gauge 63
- 11.2 Field Check the tubes 63
- Page 64 of 91 64
- Water in tube 64
- Pinched tube 64
- Page 65 of 91 65
- 12. Avoid common mistakes 66
- Page 67 of 91 67
- Dimensions 68
- With Extender Kit 68
- Page 73 of 91 73
- Page 74 of 91 74
- Cannot Reach 25 Pa Factors 76
- Cannot Reach 50 Pa Factors 77
- Fan does not run 79
- Checking the DucTester flows 79
- Page 80 of 91 80
- Page 81 of 91 81
- Page 84 of 91 84
- Generators 86
- Portable Power Supplies 86
- Page 89 of 91 89
- Glossary 90
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