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AIRREX HEAT PUMP MODEL: AHSC-42 / 60 / 140 USER'S MANUAL AHSC-42/60 AHSC-140 ▶ Thank you for purchasing the HEAT PUMP/ ▶ It is ESSENTIAL that you read ‘NOTES ON SAFETY’ carefully AIR CONDITIONER+HEATER. before use and follow them at all times. Before operation please read this user’s manual carefully.
TABLE OF CONTENTS ■ SAFETY INSTRUCTIONS ■ GENERAL ADVICE BEFORE USE ■ EXTERIOR DESCRIPTION ■ SPECIFICATIONS ■ CONTROL PANEL FUNCTIONS ■ MODE CHANGING METHOD ■ HOW TO SET THE 'OFF'TIMER ■ TEMPERATURE CONTROL OPERATION ■ SELECTION OF LOCK OR UNLOCK & ℉ OR ℃ ■...
SAFETY INSTRUCTIONS The following instructions are to ensure 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.
SAFETY INSTRUCTIONS CAUTION Do not place HEAT PUMP/AIR CONDITIONER+HEATER on uneven, unstable or inclined surface. (This could cause malfunction) When storing the HEAT PUMP or AIR CONDITIONER+HEATER, keep it in a dry, cool place. (To prevent corrosion and malfunction) If not being used for some time or if lightening is present, always disconnect from power. (To prevent risk of electric shock, short circuit or fire) Do not spray water onto the HEAT PUMP or AIR CONDITIONER+HEATER nor use solvents such as benzene, thinner or alcohol for cleaning.
EXTERIOR DESCRIPTION ※ AHSC-42/60 FRONT VIEW ① ② ① Condenser Outlet ② Air Outlet ③ ③ Handle ④ Air Inlet Casters ⑤ Condensate Water Outlet ④ ⑥ ⑤ ⑥ BACK&SIDE VIEW ① ② ③ Digital Controller ① Condenser Inlet ② Electric Panel ③...
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EXTERIOR DESCRIPTION ※ AHSC-140 FRONT VIEW HEATER INSIDE FLEXIBLE DUCT OUTLET (COLD / HOTAIR) FLEXIBLE DUCT INLET(RETURN AIR) CONDENSER INLET CASTERS (FRONT LOCKABLE) BACK&SIDE VIEW 'POWER' LAMP 'ERROR' LAMP ELECTRIC PANEL (ACCESS BY AUTHORIZED SERVICE PERSONNEL ONLY) PAPER PRE FILTER (INSIDE) DIGITAL CONTROLLER CONDENSER INLET CONDENSER OUTLET (HOT AIR)
CONTROL PANEL FUNCTIONS Error ⑧ Remote ⑥ Room ⑦ Comp. ⑨ ③ ④ ⑤ ② ① ① Power ⑦ Comp. Use to power on / off. When the compressor is operating, the LED is on. ⑧ Error ② ∨ ∧ Button Raises or lowers temperature and/ or sleep (off) time.
MODE CHANGING METHOD COOLING MODE If you press 'Mode' button. 'COOL' is displayed. then LED is on. MODE DEHUMIDIFIER MODE When the cooling is operating, If you press the 'Mode' button. 'dEHU' is displayed. then LED is on.MODE FAN MODE When the Dehumidifier is operating.
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. 1.
TEMPERATURE CONTROL OPERATION COOL OR HEAT MODE •When turn ON, the setting temperature is displayed. •You can change setting temperature. •The display showing the set temperature will blink 3 times. Display Room Temperature range & Setting range. Cooling or Dehumidifier operates when Room COOLING &...
SELECTION OF LOCK OR UNLOCK 1. When turn OFF If press '∨' for 5 seconds, 2. You can set 'UNLOCK' or 'LOCK' after pressing you can control 'LOCK, UNLOCK' mode. '∧' button. 3. When You set 'LOCK' there will be '.' below the number in the screen.
‘ERROR’and WARNING INDICATORS The machine’s safety devices will automatically signal any problems via the display window on the control panel. The information below shows how to read these signals. 1. HIGH PRESSURE 6. EVA FAN MOTOR PROBLEM ※ Only AHSC-140 ‘E1’...
TROUBLE SHOOTING TROUBLE CHECK REMEDY Power cable correctly connected Connect cable correctly Power button "OFF" Press POWER button to "ON" Blown fuse in electric panel Replace fuse WORKING Fuse (supply) blown Exchange fuse in board Breaker on switch board tripped Check load capacity and reset Ambient temp.
MAINTENANCE After cleaning, completely dry the inside of the unit by operating it on ‘Fan only’ mode for 3 to 4 hours. ※ CLEANING FILTER 1.After removing bolt, Detach CABI FRONT LOWER 2.Pull the filter up to detach. 3.Clean the filter. 4.Reassemble in reverse order of disassembly.
ACCESSORIES ※ AHSC-42/60 MODEL ITEM DRAWING AHSC-42 AHSC-60 ALUMINIUM FILTER COLD AIR for Evaporator EXAUST CHUMBER HOT AIR Ø400 EXHAUST EXAUST CHUMBER COLD AIR Ø300 EXHAUST AHSC-42/60 rev0...
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ACCESSORIES ※ AHSC-140 MODEL DRAWING ITEM AHSC-140 HOT EXAUST CHAMBER Ø500 EXHAUST COLD EXAUST CHAMBER Ø400 EXHAUST CONDEN- CONDENSATE WATER SATE OUTLET WATER CONNECT PIPE DRAIN HANDLE AHSC-140 rev0...
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