1.Firstremovethetoppanel.2.Thenremovetheshield
paneltofindtheDRboard.
Firstremovehandlecover.
Plug-inco
nnector
Inserttheconnectoralltheway.
ModelA
ModelC
ModelB
Forsomemodels,toconnect
theDRboard,justremovethe
toppanel.
Government
A/CController
(DCSR)
CN2
CN3
CN1
ConnectthecablewithDRboard
3. WIRE CONNECTION TO DR BOARD
WARNING: Before performing any electrical work, unplug the unit and turn off the main power to the system.
During connection, no wire should be allowed to touch refrigerant tubing, the compressor or any high
voltage parts.
1. Remove the top panel and shield panel from the outdoor unit.
2. Connect the DR board to the Demand Control Signal Receiver(DCSR
) which is field suppled, according to the colour of the wires.
3. Please see the wiring diagrams as shown below. For more details, please refer to the Installer's Manual of the Demand Control
Signal Receiver supplied by Electric Power Company..