Sinclair SWH-200DE Service And Installation Manual page 43

SINCLAIR
Figure 7-1 is the installation diagram of wired controller. Cut off power supply of heavy-current wire
embedded in mounting hole in the wall before installation. The installation method is as below:
Pry the removal port with straight screwdriver to separate the front panel and soleplate of wired
controller;
Pull out the communication cable (4-core twisted pair wire) in the base box and then make the
communication cable go through the hole of soleplate of wired controller;
Joint the controller's soleplate and base box with screws;
Insert the communication cable (4-core twisted pair wire) into controller's slot;
Buckle the front panel and soleplate of controller together.
Caution
During the following connections, pay special attentions to prevent malfunction due to
electromagnetic interference:
(1) The communications line of the wired controller and the line of the temperature sensor should
be separated from the power cord, and the distance between them should be greater than 20
cm. Otherwise, the unit may not be able to communicate properly.
(2) If the unit is installed in a place susceptible to electromagnetic interference, the
communications line of the wired controller and the line of the temperature sensor must be
used, shielded twisted pair.
7.3.3 Rainproof Box Installation
If the wired controller is to be installed in outdoors or dank places, please install a rainproof box for
wired controller. Pay attention to cut off the power supply of heavy current wire embedded in the
installation hole of wall. The whole installation procedure shall be done without electricity. The installation
method is as follows:
Separate the panel of wired control and bottom plate with a flat screwdriver;
Pull out the communication wire (4-core twisted pair wire) inside the installation box and make this
wire go through the wire-crossing hole of rainproof box and wired controller bottom plate;
Secure the bottom plate of wired controller, rubber cushion, and rainproof box at the installation box
with screws; if there is no installation box in the wall, please drill hole on the wall and install plastic
expansion pipe. Secure the bottom plate of wired controller, rubber cushion and rainproof box at the
plastic expansion pipe with tapping screws(plastic expansion pipe and tapping screw are provided by our
company);
Insert the communication cable(4-core twisted pair wire) into the groove of wired controller;
Align the panel of wired controller with the bottom plate and then fasten them together.
NOTE: When disassembling the wired controller, please use the flat screwdriver carefully (As
shown in Figure 7-4).
AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL
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