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Table of Contents
Related Manuals for ComfortStar AHU3-24-SG3
Summary of Contents for ComfortStar AHU3-24-SG3
- Page 1 ） amrllEI AIR CONDITIONER Owner Manual ® ComfortStar AHU3-24-SG3 AHU3-30-SG3 AHU3-36-SG3 AHU3-48-SG3 AHU3-60-SG3 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
- Page 2 CONTENTS S A F E T Y P R E C A UT I O N S································································································································································ S··········· ··· ················································ ·· ····························· - I ND OO R U N I T P A R T S A ND MA J O R FU N C T I O N ·····················································································································································...
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Page 3: Safety Precautions
Safety Precautions It is really important that you read Safety Precautions Before Operation and Installation. Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. Explanation of Symbols WARNING This symbol indicates the possibility of personnel injury or loss of... - Page 4 ELECTRICAL WARNINGS • Only use the specified wire. If the wire is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. • The product must be properly grounded at the time of installation, or electric shock may occur.
- Page 5 Prqducts Model Indoor unit Outdoor unit CPR3-18CD(O) 18K(208/230V) AHU3-18-SG3 CPH3-18 CD(O) CPR3-18 CD(O) CPH3-18 CD(O) 24K(208/230V) AHU3-24-SG3 CPR3-24CD(O) CPH3-24CD(O) CPR3-30CD(O) 30K(208/230V) AHU3-30-SG3 CPH3-30 CD(O) CPR3-30CD(O) CPH3-30CD(O) 36K(208/230V) AHU3-36-SG3 CPR3-36CD(O) CPH3-36CD(O)
- Page 6 TAmin TAmin TAmin TAmin Mc or MREL Mc or MREL Mc or MREL Mc or MREL [oz/kg] [ ft [ ft / m勹 [oz/kg] [oz/kg] [oz/kg] <=62.7/1.776 289.2/8.2 271/25.18 134/3.8 126/11.67 211.6/6.0 198/18.43 12/1.1 278/25.8 141.1/ 4 132/12.29 218.7 /6.2 205/19.04 296.3/8.4 63.5/1.8...
- Page 7 1. lnstallation(where refrigerant pipes are allowed) - Any person who is involved with working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry-accredited assessment authority, which authorises their competence to handle refrigerants safely in accordance with an industry recognised assessment specification. - Maintenance and repair requiring the assistance of other skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants.
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Page 8: Information Servicing
c. During the evacuation test, after achieving a vacuum level specified in the manual or less, the refrigeration system shall be isolated from the vacuum pump and the pressure shall not rise above 1 500 microns within 10 min. The vacuum pressure level shall be specified in the manual, and shall be the lessor of 500 microns or the value required for compliance with national and local codes and standards, which may vary between residential, commercial.and industrial... - Page 9 6. No ignition sources No person carrying out work in relation to a REFRIGERATING SYSTEM which involves exposing any pipe work shall use any sources of ignition in such a manner that it may lead to the risk of fire or explosion. All possible ignition sources, including cigarette smoking, should be kept sufficiently far away from the site of installation, repairing, removing and disposal, during which refrigerant can possibly be released to the surrounding space.
- Page 10 12. Cabling Check that cabling will not be subject to wear, corrosion, excessive pressure, vibration, sharp edges or any other adverse environmental effects. The check shall also take into account the effects of aging or continual vibration from sources such as compressors or fans.
- Page 11 15. Charging procedures In addition to conventional charging procedures, the following requirements shall be followed: Works shall be undertaken with appropriate tools only (In case of uncertainty, • please consult the manufacturer of the tools for use with flammable refrigerants) Ensure that contamination of different refrigerants does not occur when using •...
- Page 12 for the recovered refrigerant and labelled for that refrigerant (i. e. special cylinders for the recovery of refrigerant). Cylinders shall be complete with pressure-relief valve and associated shut-off valves in good working order. Empty recovery cylinders are evacuated and, if possible.cooled before recovery occurs. The recovery equipment shall be in good working order with a set of instructions concerning the equipment that is at hand and shall be suitable for the recovery of the flammable refrigerant.
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Page 13: Indoor Unit Parts And Major Functions
INDOOR UNIT PARTS AND MAJOR FUNCTIONS 1.1 UNIT PARTS 1.2 OPERATING CONDITIONS Use the system under the following temperatures for safe and o o o effective operation. If the air conditioner is used under different Air outlet ＿ conditions, it may malfunction or become less efficient. INVERTER SPLIT TYPE 口... - Page 14 TO FURTHER OPTIMIZE THE PERFORMANCE OF YOUR UNIT, DO THE FOLLOWING: • Keep doors and windows closed. • Limit energy usage by using TIMER ON and TIMER OFF functions. • Do not block air inlets or outlets. • Regularly inspect and clean air filters. 1.3 FEATURES Refrigerant Leak Detection System In the event of a refrigerant leak, the LCD screen will display "ELOC"...
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Page 15: Care And Maintenance
CARE AND MAINTENANCE CLEANING YOUR INDOOR UNIT BEFORE CLEANING OR MAINTENANCE Always turn off your air conditioner system and disconnect its power supply before cleaning or maintenance. • Contact an authorized service technician for repair or maintenance. Improper repair and maintenance may cause water leakage, electrical shock, or fire, and may void your warranty. - Page 16 必CAUTION • Before changing the filter or cleaning, turn off the unit and disconnect its power sup ply. • When removing filter, do not touch metal parts in the unit. The sharp metal edges can cut you. • Do not use water to clean the inside of the indoor unit. This can destroy insulation and cause electrical shock.
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Page 17: Troubleshooting
TROUBLESHOOTING SAFETY PRECAUTIONS If any of the following conditions occurs, turn off your unit immediately! • You smell a burning odor. • The unit emits loud or abnormal sounds. • A power fuse blows or the circuit breaker frequently trips. •... - Page 18 Issue Posslble Causes The outdoor unit The unit will make different sounds based on its current operating mode. makes noises Dust is emitted from The unit may accumulate dust during extended periods of non-use, which will be either the indoor or emitted when the unit is turned on.
- Page 19 Problem Possible Causes Solution Power failure Wait for the power to be restored The power is turned off Turn on the power The unit is not The fuse is burned out Replace the fuse working The Unit's 3-minute protection Wait three minutes after restarting has been activated the unit Turn timer off...
- Page 20 The design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details. Any updates to the manual will be uploaded to the service website, please check for the latest version. AHU(R454B) 16122700A24849...
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