Pentair EASYTOUCH PL4 - Control Panel Synchronization and Heat Pump Wiring; Synchronizing Panels and Wiring UltraTemp Heat Pump

EASYTOUCH
®
PL4/PSL4 Control System Installation Guide
EASYTOUCH
®
PL4/PSL4 Control System Installation
27
WARNING - Switch OFF the main system power to the EasyTouch PL4/PSL4 Control System Power
Center before making any connections.
1. Unlatch the enclosure door spring latch, and open the enclosure door.
2. Remove the two retaining screws securing the high voltage cover panel, and remove it from
the enclosure.
3. Loosen the two access screws securing the control panel.
Connecting the Transceiver to the EasyTouch
®
PL4/PSL4
Control System Power Center
EasyTouch PL4/PSL4 Control System
Power Center (Front view)
Retaining
screws
HIGH VOLTAGE FRONT
COVER PANEL
4. Lower down the hinged control panel to access the susyem circuit board.
5. Route the four conductor transceiver connection cable into the lower plastic grommet, up
through the low voltage raceway to the system circuit board.
6. Strip back the cable conductors ¼ inch. Insert the wires into the screw terminals (provided
inthekit).Securethewireswiththescrews.Makesuretomatchthecolor-codingofthe
wires:
GND = Black, Green = -DT, Yellow = +DT, and Red = +15
7. Insert the screw terminal connector onto the COM-PORT(J20) connector on the
motherboard.Note:Multiplewiresmaybeinsertedintoasinglescrewterminal.