McQuay PNHSx Installation Manual

Installation & Maintenance Data

ENR/ENH Type 45 “B” Vintage

Condenser Coil Baffle Seal I nstallation

Note: Installation and maintenance are to be performed only by qualified personnel who are familiar with local codes and regulations and are experienced with this type of equipment. Caution: Sharp edges and coil surfaces are potential injury hazards.

Instructions

1. Determine unit vintage by checking the model number on the unit data plate. The unit vintage is the first letter after the model type and size. Example: ENH-O1 2B . If the unit vintage is “A”, follow the instructions as noted in the installation and maintenance data (IM) Bulletin 453-2, page 3. If the unit vintage is “B”, use these instructions to install the coil baffles.

2. Locate the three pieces shown in figure 1. These parts should be wrapped together when shipped.

IM 436-1

Group: PTAC Part No.: 106018621 Date: May 1999

3. Install the top piece so that the 1/2” back flange of the top piece goes behind the angled flanges of the coil. See figure 2.

4. Remove the two coil support screws shown in figure 3 and attach the side pieces to the coil flanges using the same screws and holes. Attach the side pieces to the top piece with #8 sheet metal provided (1 each at top).

5. The coil baffle installation is now complete. Follo w the remainder of the installation instructions as noted in IM 453-2.

Figure 1. Figure 2.

Figure 3.

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