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Retrotec DucTester 300 Manuals
Manuals and User Guides for Retrotec DucTester 300. We have
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Retrotec DucTester 300 manual available for free PDF download: Operation Manual
Retrotec DucTester 300 Operation Manual (89 pages)
Residential DucTester
Brand:
Retrotec
| Category:
Test Equipment
| Size: 3.81 MB
Table of Contents
Table of Contents
3
Important Equipment-Related Safeguards
8
Important Occupant Safeguards During Testing
8
1 Why Measure Duct Leakage
10
Energy Loss
10
Duct Sealing Saves Money
10
Problems from Duct Leakage
10
2 How Much Duct Leakage Is Acceptable under Existing Codes
11
3 Model 300 / 400 System Types
14
4 Types of Duct Leakage Tests
15
What Is Duct Leakage to the Outdoors
15
What Is Duct Leakage to the Indoors
15
5 Model 340 Ductesters
17
Models Include US340 and EU340 with 10 Inch Flex Duct
17
The Calibrated Ductester Fan
17
Range Configurations
18
Retrotec Calibrated Fan: Model 300
19
Digital Gauge
21
Flex Duct
21
Additional Included Duct Testing Components
22
Grill Mask for Sealing Registers
22
Umbilical for Connecting Fan and DM32 Gauge
22
Flange for Connecting Flex to Ductwork at Register
22
Toolbag Keeps All Testing Components in One Place
22
Tubing Accessory Kit
22
Power Cord
23
Power Supply Adapter for Charging DM32 Gauge
23
Additional Parts and Accessories for the Ductester
23
Retrotec
23
6 Prepare for the Duct Leakage Test
24
Unpack, Connect the Gauge to the Ductester
24
Charge the Gauge
24
Follow the Quick Guide that Came with Your System
24
Seal All Supply Registers
26
Before Beginning the Duct Leakage Test
26
Make All Connections on the Gauge and Fan
27
Blue Tube Location Matters When Testing Leaky Ducts
28
Connect the Flex Duct to the Duct System
29
Connect to the Return Register
29
OR Connect to the Air Handler Cabinet
30
OR Connect to a Return Using a Flow Hood
30
Install Range Configuration on Fan
32
Select a Test Direction then Connect Flex Duct to the Ductester
32
Blow Air into the Ducts for Depressurization
32
Blow Air out of the Ducts for Pressurization
33
7 Set up the Gauge to Display Duct Leakage Results
34
Mode Setup for Duct Testing in the US
34
Mode Setup for Various Standards Around the World
35
Setting up and Using the DM32 Gauge for Duct Testing
35
8 Conduct the Duct Leakage Test
37
Total Duct Leakage
37
Duct Leakage to Outdoors with 2 Gauges and 2 Fans
38
Method #1: Set both Duct and House to -25 Pa (or 25 Pa)
38
Method #2: Set Duct to House Pressure to 0 Pa (Using Ductester Gauge)
39
Duct Leakage to Outdoors with 1 Gauge and 2 Fans
41
Combined Total Duct Leakage and Duct Leakage to Outdoors Method
43
If no Results Are Displayed
44
Retrotec
44
Cannot Achieve Test Pressure
45
9 Restore the House to Pre-Test Conditions after Testing Is Complete
46
10 Create a Duct Leakage Test Report with Potential Energy Savings
47
Get the Excel Spreadsheet Based Software to Run on Your System
48
Enable Macros (with Office 2007)
48
Enable Macros (with Office 2010)
48
Showing/Hiding the Ribbon
49
Enter Test Information and Results into Green Cells
49
Choose Metric or Imperial Units for Results
49
Imperial Units
49
Metric Units
49
Choose Duct Test Type
50
Enter the Target Test Pressure
50
Enter Date the Test was Carried out
50
Enter Specific Parameters for the Conditions of this Test
50
Conditioned Floor Area
50
Air Handler Flow
51
Baseline Pressure
51
Enter Whether Pressurizing or Depressurizing (Test Direction)
51
Enter Readings from this Test
51
Duct Pressure
51
Enter Flow Directly" Selection or Range Configuration Selection
52
Convert "Flow/Area" Data so It Can be Entered into Spreadsheet
53
Spreadsheet will Calculate Cost of Duct Leakage
53
Of Duct Leakage to Outdoors
54
Annual Cooling Cost
54
Annual Heating Cost
54
Average Duct Operating Pressure
54
Leakage Split
54
Supply Leakage Penalty
54
Return Leakage Penalty
55
Save the Duct Leakage Test Report as a PDF File
55
With Office 2007
55
With Office 2010
55
11 Find Air Leaks in the Ducts
56
Using a Smoke Puffer
56
Using Theatrical Smoke
56
Using an Infrared Camera
56
Using a Wet Hand
56
Using a Pressure Pan
56
12 Measure the Air Handler System Flow
58
For Code Compliance
58
Why Measure the Air Handler System Flow
58
Measure with a Ductester as a Powered Flow Hood on the Return
58
Measure Air Handler Flow Using a Blower Door
59
Supply Plenum Pressure Matching Method
59
Set Pressure in Front of Return Register to Zero Method or Using Your Blower Door as a Powered Flow Hood
61
Measure Large Exhaust and Intake Flow Rates
62
Measure with a Ductester on the Air Handler Cabinet
63
Measure with a Gauge and a Flow Grid
63
Measure Using Air Handler Blower Curves
63
Measure Using Hole Flow on the Gauge
64
Measure with a Blower Door Attached to the Return or Cabinet
64
Other Methods
64
13 Estimate HVAC System Energy Loss from Ducts
65
Duct Air Leakage Measurements
65
Methodology
65
14 Field Check the Ductester to Find out What Is Not Working
69
Field Check the Gauge
69
Field Check the Ductester as a System
69
15 Avoid Common Mistakes
70
16 Create a Blower Door with a Ductester Fan
72
Use a Ductester to Test Tight Enclosures
72
Blower Door Systems for Testing Tight Enclosures
72
Retrotec
73
Appendix A: Calculate Air Flow Based on Channel B Fan Pressure Readings
74
Appendix B: Flow Conversion Tables
75
Flow Conversion Table for Duct Test Pressure of 25 Pa
75
Appendix C: Calculate Flow if Required Test Pressure Cannot be Reached
76
Extrapolation Error for Flow if Gauge "N" Doesn't Match Actual N
77
Cannot Reach 25 Pa Factors
78
Cannot Reach 50 Pa Factors
79
Appears on Display
81
Appendix D: Troubleshooting
81
Gauge "Flow" Reading Does Not Change? Turn off [@]
81
Fan Does Not Run
81
Checking the Ductester Flows
81
Adjusting the Fan Inlet Nozzle if Is Rubbing or Debris Needs to be Removed from Fan
82
Appendix E: Using a Generator for Power
83
Generators
84
Honda Generator EU3000 (120V, 2000W, 67 Lbs)
84
GENYX G3000HI (230V, 3000W) Generator
84
Portable Power Supplies
84
Black and Decker Electromate 400 Model VEC026BD
84
Appendix F: Duct-Test Recording Forms
85
Total Duct Leakage Test Form Test Date
85
Total Duct Leakage Test Form (CA) Test Date
86
Glossary
88
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