11-11
CONTROL SYSTEM
SM PNXDCI 1-A.1 GB
11.13 Test Mode
11.13.1 Entering Test Mode
System can enter Test mode in two ways:
Automatically when the following conditions exists for 30 minutes continuously:
Mode = Cool, Set point =16, Room temperature = 27±1, Outdoor temperature = 35±1
Or
Mode = Heat, Set point = 30, Room temperature = 20±1, Outdoor temperature = 7±1
Manually when entering diagnostics with the following settings:
Mode = Cool, Set point = 1 6
Mode = Heat, Set point = 30
11.13.2 Unit Operation in Test Mode
In test mode, the unit will operate in fixed settings according to the indoor fan speed setting:
Indoor Fan Speed Setting Unit Setting
Low Minimum Capacity Setting
High Nominal Capacity Setting
Auto Maximum Capacity Setting
11.14 SW Parameters
11.14.1 Indoor Units SW Parameters
General Parameters for All Models:
Parameters defining the indoor fan speed as a function of Indoor Coil temperature in heat mode (ICT):
ICTST Speed ICT to stop indoor fan 25
ICTVLSpeed ICT to go down to very low speed 28
ICTLSpeed ICT to start in very low speed 30
ICTHSpeed ICT to start in increase speed from very low 32
ICTTSpeed ICT to enable Turbo fan speed 40
Model Depended Parameters:
Parameter name
Wall Mounted Models
PNX009 PNX012
NLOAD limits as a function of selected indoor fan speed
MaxNLOADIF1C 40 40
MaxNLOADIF2C 53 53
MaxNLOADIF3C 120 120
MaxNLOADIF4C 127 127
MaxNLOADIF5C 127 127
Indoor Fan speeds
IFVLOWC 700 700
IFLOWC 800 850
IFMEDC 900 950
IFHIGHC 1050 1100
IFTURBOC 1150 1200
IFVLOWH 700 700
IFLOWH 800 850
IFMEDH 950 1000
IFHIGHH 1100 1150
IFTURBOH
1200 1300
Nominal Compressor Frequency
NomLoadC 40 62
NomLoadH 55 67
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