Johnson Controls HIDH018B21S, Engineering Manual

Page: 340 / 668

CONTROL SYSTEM
6-24
TC-15001-rev.3
6.4.8 Operation
6.4.8.1 Operation
127(
When the wireless controller is prohibited by central controller, this function is
disabled even though the indoor unit is set with the wireless controller and the
buzzer sounds.
Ɣ 7KLVFRQWUROOHULVXVHGWRVHQGFRPPDQGVLQUHJDUGWRWKHRSHUDWLRQPRGHWLPHUVHWWLQJDQGVRIRUWK
to the indoor unit.
Point the transmitter of the controller toward the receiver of the indoor unit and press the switch of the
required operation so that commands (by infrared rays) are sent to the indoor unit.
Ɣ 7KHPD[LPXPGLVWDQFHIRUWUDQVPLWWLQJLVDSSUR[LPDWHO\IWPPD[LPXP7KHWUDQVPLWWLQJ
distance will be shorter if the transmitting angle is not vertical to the receiver or there is an electronic
device light in the room.
Ɣ 8VHWKHFRPELQDWLRQRIWKHUHFHLYHUNLWDQGWKHLQGRRUXQLWZKLFKDUHVXSSRUWHGE\WKLVFRQWUROOHU
● Reset Switch
● Transmitter
Point the transmitter towards the receiver of the indoor unit when sending
commands. The transmitting indication on the liquid crystal display flashes
when sending commands.
● Transmitting Indication: It will turn ON when sending commands by infrared rays.
● LCD (Liquid Crystal Display)
The set temperature, timer operation, position of air louver, operation mode,
air flow mode, etc., are indicated.
NOTE:
The diagram of the display shown on the left is for explanation purposes only.
The display will differ during actual operation.
● Fan Speed Switch
Press this switch to select the fan speed. By repeatedly pressing the button,
the setting will change sequentially through LOW, MED, HIGH, HIGH2 and AUTO.
* Depending on the setting for selecting the function, it is possible to set the
ON/OFF for the Fan Speed AUTO.
1 Step 2 Step 7 Step Auto Swing
● On Switch
Operation of the unit can be started by pressing this switch.
● Off Switch
Operation of the unit can be stopped by pressing this switch.
● Mode Selection Switch
By repeatedly pressing the mode switch, the unit cycles through
the different operating modes in the order of FAN, COOL, HEAT, AUTO.
* Depending on the setting for selecting the function, it is possible to set
the ON/OFF for AUTO, HEAT and DRY display.
● Louver Angle Switch
The airflow angle and auto-louver operation can be set by this switch.
When pressing the switch, the angle is changed in the following order.
(In COOL or HEAT or AUTO operation modes, steps 1-5 and Auto swing are
available.)
● Filter Sign Reset Switch
When it is time to perform the filter cleaning, the filter indicator lamp will be
turned ON so turn is OFF.
The alarm sound can be cancelled temporarily by pressing the button.
● Temp. Switch
The setting temperature can be adjusted using this switch.
By pressing “ ∆ ”, the temperature will increase by 1°F, 0.5°C (or 1°C) at a time.
By pressing “
∆
”, the temperature will decrease by 1°F, 0.5°C (or 1°C) at a time.
* Depending on the setting for selecting the function, the temperature range
can have a unit of 0.5°C or 1°C.
● Timer Switches
Used to set the timer.
The set time can be changed by pressing “On Timer” or “Off Timer”.
The timer can be set from 0.5 to 23 hours. When 0.5 to 9.5 hours, the unit will
set as 30 min. at a time, and when 10 to 23 hours, the unit will be set as 1 hour
at a time.
LOW → MED → HIGH → HIGH2 → AUTO
3 Step 4 Step 5 Step 6 Step