Trane GEVE - Page 60

60
WSHP-SVX01AA-EN
4. Attach the water side economizing unit to the
ducted panel of the water-source heat pump with
10-factory provided screws. The economizing
package fits to the outside of the of the water-
source heat pump. Trane recommends the mating
of the systems be made via 3-screws spaced evenly
across the top, 3-screws spaced evenly across the
bottom (installed immediately after hanging the
unit), and 2-screws on each side.
NNoottee:: Waterside economizer option is configured for
right return. Left return requires additional field
piping.
Figure 65. Step 4
5. Install the 18-inch steel braided hose between the
upper most piping connection of the economizer,
and the water-in of the heat pump. The hose is
shipped loose with the water-side economizer.
Figure 66. Step 5
6. Install the SUPPLY and RETURN hoses to the:
a. position valve’s threaded connection.
b. water-out threaded connection of the water-
source heat pump.
Figure 67. Step 6
7. Verify the control board for the water side
economizer is located at the back of the control box.
The temperature rating of this board is factory set
to 55ºF.
For units with boilerless (electric heat) control and
water side economizer, the boilerless control board
is factory set to 45ºF.
Figure 68. Step 7
8. Thread the bulb and wire through the low voltage
hole of the water-source heat pump. Refer the
figure below.
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