Trane HUV Installation Operation & Maintenance page 12

Steam Auxiliary Coils
(DK and FK)
The steam auxiliary heating coil is
a 1-row design, tube-in-tube dis-
tributing coil. Supply and return
connections are on the opposite
end from the main coil. The con-
nections are terminated with a 1-
inch female pipe connection.
The modulating piping valve (op-
tion) is shipped loose and field in-
stalled.
Face and bypass in not available
when ordering a auxiliary steam
coil option because of physical
size requirements. See Figure 15
for auxiliary steam coil header
sizing.
Indicates air flow
Table 10: Auxiliary steam coil data
Coil Coil Unit
Description Type Size
CW-Main 075,125
Steam DK
100
(preheat)
150-200
Aux. Coil
DX-Main
Steam 075,125
(preheat) FK
100
Aux. Coil
150-200
1 2
Steam Auxiliary Coils
Figure 15: Auxiliary steam coil header sizing. (Right
Fins per Rows Face
inch FPI Heating &
(Aux.) Bypass
11
1 Not
12
Available
14
11
Not
1 Available
12
14
hand configuration shown.)
UV-PRC001-EN