8
RTHC-SVN02C-EN
Mounting of the Pressure Transducers
A
Danfoss
pressure transmitter needs to be installed on the evaporator and the
condenser to feed the system pressures to the 4U1 module.
Installation
To install the transmitters to both the evaporator and the condenser, follow the
procedures below.
1.
Locate the two transducers, X1379-0359-010.
2.
Locate the two 1/4” flare unions, X1719-0047-010.
3.
Tighten one union to each transducer.
4.
Close the service valve on the evaporator and condenser where the transducers
will be installed.
5.
Install one of the transmitters to condenser service valve located on the top of
the shell.
NOTE: Install a schrader tee prior to the transducer, if an access port is desired.
6.
Install one of the transducers on the evaporator service valve located on top of
the shell.
NOTE: Install a schrader tee prior to the transducer, if an access port is desired.
7.
Open all service valves and insure all connections are leak free.
8.
Run the electrical leads of the transducers to the 4U1 controller. Wire according
to the next section.
Figure 4
4U1 (ASM) Mounting and Wiring
