Daikin FXYBP20K7V1, Service Manual

Page: 105 / 193

Test Operation SiE 00-07
94 Test Operation R-407C PLUS Series
1.7 Demand Control
By connecting the external contact input to the demand input of the outdoor unit external control adaptor
(option), the compressor operating conditions can be controlled for reduced power consumption.
Demand 1 Approximately 70% level
Demand 2 Approximately 40% level
Demand 3 Forced thermostat OFF
Instructions for
Demand Control
Operation
1. Outdoor unit field setting
Setting mode 1: Set low noise operation to “ON.”
Setting mode 2: Match low noise operation and demand control address with address of outdoor unit
external control adaptor.
2. Outdoor unit external control adaptor setting
Function switch (SS1)
Set to “BOTH” or “DE.”
Address setting switches (DS1, DS2)
Match with outdoor unit low noise operation and demand control address.
3. Select one from demand input terminals 1 through 3 on the outdoor unit external control
adaptor, and short the corresponding terminals.
Demand 1 Short 1-C.
Demand 2 Short 2-C.
Demand 3 Short 3-C.
Demand Control
System Example