APC UTS6H Specifications Page 27

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27
freewatt PLUS
boiler and MCHP unit will produce
condensate at rates up to 2 ½ US quarts per hour.
Make provisions to drain condensate away from both
boiler and MCHP to ensure proper operation. Boiler
is supplied with factory-installed drain trap assembly
with ½” dia. Sch. 40 PVC connection.
Install MCHP condensate line directly into condensate
pump, located directly behind MCHP unit, if oor drain
is not available. Condensate line should have “Y
connector” to ensure tubing is open to atmosphere,
removing chance for air lock in line. Figure 8-10.
Route boiler’s condensate line behind MCHP unit and
install directly into condensate pump.
Supplied boiler condensate vent drain T must be used.
Do not make any additional electrical connections
within
freewatt PLUS
System for 120 VAC power.
Separate junction box and receptacle should be
provided if 120 VAC power is required for condensate
pump.
Review installation instructions for boiler and HONDA
MCHP to ensure a proper installation.
8.11 Onix Clamps
Do not use screw gun or wrench to tighten TorqueTite
clamps.
Safety glasses must be worn when installing SelfTite
Clamps.
Minimum bending radius of ½” Onix tubing is 4”.
Onix requires special Torque-Tite or Self-Tite
mechanical clamps, designed for higher temperature
and burst pressure ratings.
Self-Tite clamps are supplied with
freewatt PLUS
System.
TorqueTite clamps are heavy-duty screw-type,
wide-band, stainless steel clamps. In. per lb. torque
wrench is required to install. Tightened each clamp
according to proper torque setting for size of clamp
used. Torque settings are listed on instruction
sheet supplied with clamps.
Do not over tighten TorqueTite clamp.
Overtightening may cause long-term damage to
Onix tubing and/or to clamp itself.
SelfTite Clamps are chrome-vanadium, constant
tension clamps. Watts Radiant recommends using
SqueezeTite pliers to properly open and install clamps.
Do not allow clamp to atten while being held open.
Flattened clamps will not t properly over Onix and
barb assembly.
8 - PLACING THE SYSTEM
Figure 8-12 Heat Rejection Connections to HHI
Module (BPHX)
Heat Rejection
OUT
Heat Rejection
IN
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