Airrex AHSC-18 Bedienungsanleitung

AIRREX Ha P
AHSC-18
USER’S MANUAL
▶ Thank you for purchasing an AIRREX Heat Pump.
BEFORE operation please read this user’s manual carefully.
▶ Keep this manual readily available.
▶ It is ESSENTIAL that you read the ‘NOTES ON SAFETY’carefully
before use and follow them at all times.
▶ The Heat Pump is specified for use on a 115V`~, 60Hz,1Ph
single phase power supply. You must check that the local
electricity supply is the same and have the appropriate plug fitted
by a qualified electrician.
▶ The Warranty form is on Page 15. Please complete it now and keep
in a safe place.
▶ We have a policy of continual improving to our products.
The contents (features and specifications) in this manual are
therefore subject to change without notice.

2
TABLE OF CONTENTS
3
5
5
5
6
7
7
8
8
9
10
11
12
13
14
12
15
16
17
■ SAFETY INSTRUCTIONS
■ EXTERIOR DESCRIPTION
·Front View
·Back View
■ CONTROL PANEL FUNCTIONS
■ OPERATION
·Running & Stop
■ SELECTION of AREA/ROOM or SPOT COOLING or HEATING
■ ECONOMIC MODE
■ COOLING or HEATING TEMPERATURE CONTROL OPERATION
■ HOW TO SET THE 'OFF' TIMER
■ 'ERROR' and WARNING INDICATORS
■FIRE ALARM SIGNAL CONNECTION
■ ERROR SIGNAL CONNECTION
■ FIRE ALARM SIGNAL RESET
■ CLEANING AND MAINTENANCE
■ TROUBLE SHOOTING / ACCESSORIES
■ SPECIFICATIONS
■ WARRANTY

3
SAFETY INSTRUCTIONS
The following instructions are for ensuring the user’s safety and to prevent any physical
injury or material damage. Please read carefully and follow all instructions.
There are two sections to these instructions: WARNING and CAUTION.
The following symbols are for your guidance:
= You must NOT. = You MUST.
WARNING
Use a 115V~,60Hz, 1 Phase power supply only.
(Wrong supply may cause a fire and / or shock hazard)
Securely plug into an grounded outlet.
(Unless earthed, may cause electric shock)
Do not use a damaged power cable, plug or socket.
(Short, fire or shock hazard)
Do not remove plug by pulling cable or with wet hands.
(Risk of fire and electric shock)
Before cleaning, remove plug from socket.
(Otherwise risk of electric shock)
Do not place anything on top of the machine.
(This could cause electric shock, malfunction or injury)
Do not use an extension cord.
(Risk of fire and / or electric shock)
Ensure mains plug is clean and securely plugged in.
(Otherwise it may short causing smoke and fire)
Do not ‘kink’or sharply bend the power cable nor put any weight on it.
(The insulation may be damaged causing fire and/ or electric shock)
Do not turn off by removing power plug. Always turn off at control panel first.
(Risk of electric shock and / or malfunction)
Do not use this Heat Pump on unstable or inclined surfaces. Always use on solid
flat floor. (Risk of falling causing injury, fire or malfunction)
A damaged power supply cable must be replaced with a new power supply
cord obtained from the product manufacturer and not repaired.
Keep this manual in a visible location near the Heat Pump for easy reference.

4
SAFETY NOTICE
GENERAL ADVICE BEFORE USE
·Ensure the safety of the location in which Heat Pump is to be used.
·Ensure the floor or ground is smooth and sound.
·Ensure you allow at least 20inch air space all around the Heat Pump.
·When in position LOCK the casters to prevent rolling.
·Never use the Heat Pump at more than 2。incline.
·If you use condensate pump, connect with housing in the power box.(Electric panel)
FOR MAXIMUM EFFICIENCY
·In airtight areas use vertical exhaust into ceiling.
·If possible locate exhaust outlet through a window or door to outside.
·Exhaust ducting should be no longer than 6.6 ft. for maximum efficiency.
·Ensure correct electricity supply.
CAUTION
Do not place Heat Pump on uneven, unstable or inclined surface.
(This could cause malfunction)
When storing the Heat Pump, ensure that it is kept in a dry, cool place.
(To prevent corrosion and malfunction)
If not being used for some time or if lightening is present, always unplug
from power. (To prevent risk of electric shock, short circuit or fire)
Do not spray water on to the Heat Pump nor use solvents such as benzene,
thinner or alcohol for cleaning.
(There is a risk of electric shock and / or short circuit)
Designed for indoor usage.

5
EXTERIOR DESCRIPTION
FRONT VIEW
BACK VIEW
LOUVER
CONDENSER OUTLET
DIGITAL CONTROLLER
CASTERS 4"(FRONT LOCKABLE)
CASTERS 4"(REAR NO LOCK)
SERVICE COVER #1
CONDENSER FILTER
EVAPORATOR FILTER
SERVICE COVER #2
FIRE ALARM CONNECTION PORT
WATER TANK
POWER CORD

6
CONTROL PANEL FUNCTIONS
① Power : Use to power On / Off.
② : Raises or lowers temperature and/ or sleep (off) time.
③ Cool : Use to select cooling mode.
④ HEAT Mode : Use to select Heating mode.
⑤ FAN Speed : Controls fan high or low speed.
⑥ Off Timer : To set the length of time, once turned on, that you wish the
Heat Pump to run for. You can set 0~24 hours. Time intervals are
30mins. up to 10 hours and then 1 hour between 10 and 24 hours.
⑦ Room : If the LED is On, the displayed temperature is for Room temp. If the LED
is Off, the displayed temperature is for spot temp.
⑧ Comp. : When the compressor is operating, the LED is On.
⑨Error : Error signal
(E1 : High Pressure, E2 : Low Pressure, E3 : Sensor, AF : ANTI Freezing, AL : FIRE ALARM)
⑩Water Full: Red light indicates ‘Tank Full’. The compressor will shut off
automatically. Empty tank and replace in position to resume operation.
⑪ Align Drain Tank : The red light indicates the water tank is not in the correct position.
⑫ Display : Display Room/Spot temperature, the setting temp and sleep time in case of
setting them. When the user set the sleep timer, ‘hr’will be turned on.
(Display of 'LO' : under the 32℉, Display of 'HI' : over the 99℉)
⑤
①
②
③④
⑦
⑧
⑩
⑪
⑫
⑨
⑥

7
OPERATION
RUNNING & STOP
1. START BY PRESSING THE ‘POWER’BUTTON.
·Heat Pump will start up automatically.
·To STOP the unit, press the ‘POWER’button once again.
2. If you wish to operate on heating. press 'HEAT' button.
3.If you wish to operate on fan only, press the ‘COOL’button. To resume cooling,
press the ‘COOL’button again.
(Note : There is a 3 minute delay when switching functions to protect the compressor)
4. To change fan speed. press the high or low button.

1. If you want to display room temperature,
push cool and button simultaneously
for three seconds.
8
SELECTION of AREA/ROOM or SPOT COOLING or HEATING
ECONOMIC MODE
To reduce the temperature of the entire room select 'Area/Room'.
For ‘targeted’cooling of machinery, servers, or people etc. select ‘Spot Cooling or Heating’.
2. If you want to change temperature unit
℉ ↔ ℃, push ▼ and ▲ button simultaneously
for three seconds.
If the compressor operation is stop in "Room Temp Mode", the Fan motor operation also is
stop in 3min. later.
In Room Temp Mode, If you want to go "Economic Mode",
Push Low fan (or High fan) button continuously for 3 seconds.
1.
2. If the Economic mode is effective, Room Mode LED is blink.

COOLING MODE
1. When power is ON, the setting temperature is
displayed. Default of setting temperature is
as below.
·50℉ in Spot Mode.
·60℉ in Room Mode.
HEATING MODE
1. When power is ON, the setting temperature is
displayed. Default of setting temperature is
as below.
·68℉ in Room Mode.
COOLING or HEATING MODE
2. When you push either or button, the
setting temperature is changed.
COOLING or HEATING MODE
3. The display showing the set temperature will
blink 3 times.
COOLING MODE
4. Display range & Setting range.
HEATING MODE
9
COOLING or HEATING TEMPERATURE CONTROL OPERATION
Cooling operates when Room/Spot temperature is
more than
set temperature.
Cooling stops when Room/Spot temperature is
less than
set temperature.
Heating operates when Room/Spot temperature is
less than
set temperature.
Heating stops when Room/Spot temperature is
more than
set temperature.
Mode Display range Setting range
Room Temp 32℉~99℉ 60℉~86℉
Spot Temp 32℉~99℉ 50℉~86℉
Mode Display range Setting range
Room Temp 32℉~99℉ 68℉~99℉
ⓐ
ⓑ
ⓒ

10
HOW TO SET THE ‘OFF’TIMER.
This function enables you to set the length of time you want the Heat Pump to operate.
You can set the time period from 30min. to 24 hours in 30min. and 1 hour increments.
OFF TIMER LAMP IS ON
AFTER 1hr
1. When the Heat Pump is operating, press the ‘Off Timer’
button and set the length of time you want by
pressing ▲ or ▼. Each time you press the button
you will increase the ‘time to off’period by 30min.
up to 10 hours, and 1 hour thereafter up to 24 hours.
The display will show 0.5 for 30min and 1.0 for an hour.
e.g. One and half hours will show 1.5.
2. When you have finished setting the time period, the
‘Off Timer’lamp will be on which indicates
the Heat Pump is in sleep (Off Timer) mode.
3. If you press the ‘Off Timer’button during its
operation, the remaining time will be shown.
4. To CANCEL timing, press ‘Off Timer’button for ONE
second. It will then switch the timer off automatically.
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