Service manual

13-19
CONTROL SYSTEM
SM DLF 1-A.1 GB
13.1.25 Outdoor Unit Controller
13.1.25.1 Outdoor Unit Controller - Jumper setting
JP9 Jumper Layout
Reserved (PIN 9) ODU3 (PIN 7) ODU2 (PIN 5) ODU1 (PIN 3) ODU0 (PIN 1)
GND (PIN 10) GND (PIN 8) GND (PIN 6) GND (PIN 4) GND (PIN 2)
13.1.26 ODU Model Selection
ODU3 ODU2 ODU1 ODU0 ODU Model
OFF OFF OFF ON A (Single DCI 25)
OFF OFF ON OFF B (Single DCI 35)
OFF OFF ON (PIN3 & PIN4) ON (PIN1 & PIN2) C (Single DCI 50)
OFF ON (PIN5 & PIN6) OFF OFF D (Single DCI 60)
ON (PIN7 & PIN8) ON (PIN5 & PIN6) OFF OFF L (Single DCI 72Z)
13.1.27 Outdoor Unit Controller
13.1.27.1 Outdoor Unit Controller - DIP Switch setting
ODU3 ODU2 ODU1 ODU0 ODU MODEL
OFF OFF OFF ON DCI 25
OFF OFF ON OFF DCI 35
OFF OFF ON ON DCI 50
OFF ON OFF OFF DCI 60
ON ON OFF OFF DCI 72Z
13.2 Test Mode
13.2.1 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/-2), Outdoor temperature = 35(+2/-1)
Or
Mode = Heat, Set point = 30, Room temperature = 20±1, Outdoor temperature = 7±(+1/-2)
Manually when entering diagnostics with the following settings:
Mode = Cool, Set point = 16
Mode = Heat, Set point = 30
ON
123456
DIP
ODU0 ODU1 ODU2 ODU3 N.A. N.A.
ODU MODEL SETTING
CONTENT