CONTROL SYSTEM
11-4
Revision 0
Service Manual – WNG DCI
11.1.13
Electro Static Filter )ESF( Control
ESF is on when ESF switch is on, Safety switch is pressed, unit is on, AND indoor fan is on.
11.1.14
Base Heater Control
When OAT is connected, Base Heater will be on when unit is in heating and OAT<2
0
C.
When OAT is disconnected, Base Heater will be on when unit is in heating.
11.2
Fan Mode
In high/ medium/ low indoor fan user setting, unit will operate fan in selected speed.
In AutoFan user setting, fan speed will be ad
ng
to the difference
justi
automatically according
between actual room temperature and user set point temperature.
11.3
Cool Mode
NLOAD is calculated according to the difference between actual room temperature and user set
point temperature by PI control.
In high/ medium/ low indoor fan user setting, unit will operate fan in selected speed.
In AutoFan user setting, fan speed will be ad8usted automatically according to the calculated
NLOAD.
11.4
Heat Mode
NLOAD is calculated according to the difference between actual room temperature and user set
point temperature by PI control.
In high/ medium/ low indoor fan user setting, unit will operate fan in selected speed.
In AutoFan user setting, fan speed will be adng to the calculated
NLOAD.
11.4.1
Temperature Compensation
In wall mounted, ducted, and cassette models, 3 degrees are reduced from room temperature
reading (except when in I-Feel mode), to compensate for temperature difference between high and
low areas in the heated room, and for coil heat radiation on room thermistor.
The temperature compensation can be enabled/disabled by shortening of J2 on the indoor unit
controller.
Model
J2 Shorted
J2 Opened
Wall mounted
Compensation
Disabled
Compensation Enabled
Cassette
Compensation Enabled
Compensation Disabled
Ducted
Compensation Enabled
Compensation Disabled
Floor/Ceiling
Compensation
Disabled
Compensation Enabled
5HYLVLRQ<
Содержание ONG 25 DCI INV
Страница 52: ...EXPLODED VIEW Service Manual WNG DCI Revision 0 13 3 13 3 N WNG 25 35 DCI INDOOR UNIT LCD 5HYLVLRQ...
Страница 54: ...EXPLODED VIEW Service Manual WNG DCI Revision 0 13 5 13 5 WNG 25 35 DCI INDOOR UNIT LED 5HYLVLRQ...
Страница 56: ...EXPLODED VIEW Service Manual WNG DCI Revision 0 13 7 13 7 N WNG 25 35 DCI INDOOR UNIT LED 5HYLVLRQ...
Страница 58: ...APPENDIX A Service Manual WNG DCI Revision 0 Appendix A APPENDIX A INSTALLATION AND OPERATION MANUAL 5HYLVLRQ...
Страница 59: ...AUTO...
Страница 60: ......
Страница 68: ......
Страница 69: ......
Страница 70: ...1 AUTO...
Страница 71: ...2 9 10 11 12 13 14 15 AUTO 1 2 3 4 5 6 7 8 16 17 18...
Страница 72: ...3...
Страница 73: ...4...
Страница 74: ...5 COOL ESF EN RESET HEAT MODE F A PWR ESP PWR...
Страница 75: ...6...
Страница 76: ...7 AUTO AUTO...
Страница 77: ...8...
Страница 78: ...9...
Страница 79: ...10...
Страница 80: ...11...