Retrotec Commercial 441 and 451 DucTester - Manual (Page 17)

Page 17 of 56
©Retrotec Inc. 2015
4. Prepare for the Duct Leakage Test
4.1 Unpack, connect the gauge to the DucTester
Prior to beginning any test, it is important to verify that the system is functioning properly. Check that
the batteries have enough power, and that the fan can be controlled either automatically or manually.
Model 441 above can be packed as shown.
Model 451 above is a tight fit and needs to be packed in exactly the correct order, or the components
will not fit.
1. Blower with Flow Plug facing to right.
2. Flex with 2 180 bends placed as shown.
3. Gauge case
4. Connector with plate flat on bottom of case. Slide it under the gauge case.
5. Adapter. Additional items may be placed inside Adapter.
6. Fit other components in open spaces.