Catalogue

86 UV-PRC003-EN
Dimensional Data
Note: 1-3/8 in. OD and 2-1/8 in. OD crossover piping
• Crossover piping is available for all 2- or 4-pipe coils selections. Trane provides the crossover
for the hot water only. The crossover pipe is factory-insulated with 3/8 in.-thick insulation.
• Expansion compensation between the factory piping package and the crossover piping is
achieved using a flex hose rated at 250 psi working pressure. Flex hose is only available with
factory-mounted piping packages.
• Expansion compensation for the crossover piping must be handled external to the unit
ventilator.
• Crossover connections terminate in the same end pocket as the heating coil on all 2- and 4-pipe
coils.
FLUSH
FLUSH
1 1/2"
1 1/4"
3"
24"
19 3/8"
3 5/8"
5 3/8"
RETURN
7/8" I.D. FIELD
CONN. W/ SHUT
OFF VALVE
7/8" I.D. FIELD
CONN. W/ SHUT
OFF VALVE
RETURN
TOP VIEW
SIDE VIEW
TOP VIEW
SIDE VIEW
16 5/8" DEPTH UNIT
21 1/4" DEPTH UNIT
SUPPLY
3"
24"
19 3/8"
3 1/2"
4 1/2"
8 1/4"
10"
SUPPLY
RS
3 1/2"
4 1/2"
RS
Crossover Piping
UV-PRC003-EN.book Page 86 Tuesday, June 4, 2013 8:59 PM