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BAS-SVN029C-EN
Removing the Existing VFD and Components
The section that follows describes the procedure used to remove a TR1 VFD from its panel
assembly in the IntelliPak II, CGAM and RTAC main control panels.
Programming parameters are supplied with the VFD that must be set based on unit
specifications. See
“TR170 VFD Program Parameters,” p. 14
Remove the VFD from the Back Panel Assembly
1. Locate the existing TR1 VFD unit enclosure for Intellipak II, CGAM, and RTAC units as shown
in the following figures.
2. Identify the correct VFD for replacement.
The IntelliPak II rooftops with low ambient option always have two condenser fan VFDs.
CGAM and RTAC products could have up to 4 VFDs located in the main control box section.
For the exact location of each VFD, please refer to the following figures.
Figure 1. Typical IntelliPak II 90 to 130 ton configuration
Figure 2. Typical Ipak II control panel illustration and low ambient option VFD location
Low Ambient Option Condenser Fan VFD
Low Ambient Option Condenser Fan VFD
Low Ambient Option
Condenser Fan VFD
