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Installation & Commissioning Guide PKY470-700 Tri-Capacity Package with CM100 Control
Doc. No.0525-032
Ver. 9 180921
COMPRESSORS AND INDOOR FANS MODES OF OPERATION
4.3 Indoor Fans 24VAC External Control Mode
In this mode, the Indoor Fans are configured for request through 24VAC input from the external controller.
Configuration Procedure:
4.3.1
Ensure that the mode of operation is set to “External Input” via Service menu.
(Please see Step
3.2.1
above).
4.3.2
Make sure that the Multi Input assigned to the Indoor Fans is disabled via S.Configuration screen
Gfc8
:
NOTE:
◦
Example shown below is for disabling Indoor Fans external input assigned to Multi Input 1:
Change Multi Input 1
to “
No
”
Display Progression:
G. Service
F. Alarm History
Main Menu G
H. Manufacturer
Service menu Gf
d. Working log
f. Service settings
e. Communicate config.
Service menu Gfc
a. Working hour set
c. Thermoregulation
b. Probe adjustment
S. Configuration Gfc8
Sensor present :
Multi Input 1 : NO
Multi Input 2 : NO
G. Service
Gf. Service settings
Gfc. Thermoregulation
Gfc8. S. Configuration
4.3.3
Set the Supply Fan type to "3 Speed (EC)" via S.Configuration screen Gfc13:
Display Progression:
G. Service
F. Alarm History
Main Menu G
H. Manufacturer
Service menu Gf
d. Working log
f. Service settings
e. Communicate config.
Service menu Gfc
a. Working hour set
c. Thermoregulation
b. Probe adjustment
S. Configuration Gfc13
Type of fans fitted :
Supply : 3 SPEED (EC)
Outdoor : 2 SPEED AC
Econ. cylcle fitted : No
G. Service
Gf. Service settings
Gfc. Thermoregulation
Gfc13. S. Configuration
Set to “
3 SPEED (EC)
”
4.3.4
Enable the Indoor Fan control through 3rd party:
Display Progression:
G. Service
F. Alarm History
Main Menu G
H. Manufacturer
Service menu Ge
c. Unit switch
e. Communicate config.
d. Working log
Bms Config. Ge3
Enable Din 4 to turn
the unit On / Off : No
G. Service
Ge. Comm. config.
Ge3. BMS Config.
Change to “
Yes
” in order to
enable Indoor Fan 3rd Party
input
NOTE: The Indoor Fans are now configured/ready to be controlled through external 24VAC input.
4.3.5
Turn On the Indoor Fans by providing a 24VAC digital input to the controller on the terminal block of the
control box (refer to wiring diagram).
NOTE:
◦
Refer to item
5.0 Indoor Fan Operation Modes
for configuring the Indoor Fans in either "Continuous
Mode" or "Auto Mode".
