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Related Manuals for Carrier 42KHL0187A
Summary of Contents for Carrier 42KHL0187A
- Page 1 P3/P4 Series - 42KHL0187A/38KHL0187A - 42KHL0247A/38KHL0247A P/N:42KH965402A-R...
- Page 2 Thank you for selecting Carrier! You can be justifiably proud of your purchase because the same pride in craftsmanship and engineering know-how that goes into Carrier equip- ment for cooling the Astrodome sports complex in Texas, the United States Capitol’s Halls of Congress and countless other installations world- wide have been built into your unit.
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Page 3: Table Of Contents
CONTENTS OWNER’S MANUAL INSTALLING THE WALL HANG BRACKET MAKING THE WALL PENETRATION FOR THE INTERCONNECTING PIPING INDOOR UNIT WIRING GENERAL OPERATION FORMING THE DRAIN HOSE AND REFRIGERANT PIPING AUTOMATIC OPERATION(For Heat Pump Model) INSTALLING THE INDOOR UNIT BODY TO THE WALL HANG BRACKET TIMER OPERATION COMBINATION OF ON, OFF AND DAILY TIMER CONNECTING PIPE TO THE INDOOR UNIT... - Page 4 Carrier or other competent air conditioning engineers. WARNING Mismatching of the units and incompatibility between control devices in the two units could lead to damage of both unit and voiding of the Carrier Do not switch off the split system by disconnecting the electric power warranty.
- Page 5 PRECAUTIONS WARNING Use the correct voltage. Keep heat sources away from the unit, To avoid the risk of serious electric shock, Using voltage other than specified will high temperature can cause damage. never splash the indoor and the outdoor damage the unit. unit with water.
- Page 6 PRECAUTIONS Standard Safety Instructions for Air-Conditioning Units The air conditioner is not intended for use by young Young children should be supervised to ensure that they children or special needs persons without supervision do not play with the air conditioner. by a person that is responsible for their safety.
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Page 7: Before Operation
BEFORE OPERATION Test Operation Indoor Unit Display This operation is used for checking after unit installation. Blue light : illuminated during Ioniser activated.(Option) Orange light : illuminated during timer mode. • Press the EMER. button continuously during 5~10sec. And then unit will be Green light : illuminated during operation. - Page 8 BEFORE OPERATION Replacing Batteries Setting Current Time and Reset Remove the cover of the battery compartment at the back With the remote control On or OFF, press button for more than of the remote control by sliding it out in the direction of the arrow. 5 seconds The current hour figure flashes.Press either button set the current hour.
- Page 9 BEFORE OPERATION CAUTION Matching Address between Indoor Unit and Remote Control When two units are used in the same room, you can match the address of • The air conditioner will not operate if curtained, doors or other the remote control to that of the unit. materials block the signals from the remote control to the unit.
- Page 10 BEFORE OPERATION Remote Control Display 1. Operating mode (from left to right): • Ventilation (fan only) • Heating (heat pump models only) • Automatic (heat pump models only) • Cooling and dehumidification • Dehumidification only 2. Signal transmission symbol 3. Temperature selected 4.
- Page 11 BEFORE OPERATION Remote Control Configuration • Dew drop type remote is used for heat pump type air conditioner and cool Press either the button to change the default value of only type air conditioner. time format as AM/PM (12) to the new value of 24 hours time Before user operates air conditioner, thus, cool only type and heat pump format (24).
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Page 12: Unit Operation
UNIT OPERATION GENERAL OPERATION PROCEDURE ON/OFF button ......................Press this button and the COOL (AUTO for Heat Pump Model) operation is indicated. • A receiving beep is heard. • The green UNIT ON lamp of the indoor unit display illuminates. MODE button ...................... -
Page 13: Automatic Operation
UNIT OPERATION AUTOMATIC OPERATION (For Heat Pump Model) Automatic operation means that the air conditioner operates automatically by selecting the COOL or HEAT mode and automatically changes the fan speed according to the indoor condition to keep the room temperature comfortable. PROCEDURE ON/OFF button .......................... -
Page 14: Timer Operation
UNIT OPERATION TIMER OPERATION ON timer procedure Desired temperature ..................ON TIMER button ..........To select the desired temperature, the value is flashing, use either Press this button, even if the remote control is OFF. button or . The relevant icon and time figure will start to flash. Push button , to confirm the selection. - Page 15 UNIT OPERATION About the ON Timer • When the ON Timer function is operating,the unit senses the room air temperature 1 hour before the start-up time. • The unit start can be brought forward based on the programmed start time, by 0 to 40 minutes, depending on the temperature difference between the room and the selected temperature.
- Page 16 UNIT OPERATION Combination of ON, OFF and DAILY Timer If you want Everyday operation to start at 5.30 p.m. and stop at 10.30 p.m., proceed Procedure as follows: DAILY timer ......................Select ON timer at 5:30 p.m. Push the button when the ON or OFF timer is active.
- Page 17 UNIT OPERATION Personalisation and Ioniser function Sleep Timer Sleep timer procedure “night” ................Personalisation ................Press this button to set the SLEEP timer with remote control on. The icon will If you want memorize a personalised operating mode, recallable at any time, appear on the display.
- Page 18 UNIT OPERATION DISCHARGE AIR LOUVER CONTROL Up and Down Control The air discharge direction can be controlled to swing up and down and can be fixed at a preferred position or at automatic position by the remote control. AUTO CLOSE SWING COOL COOL...
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Page 19: Air Cleaning Operation
UNIT OPERATION AIR CLEANING OPERATION Information for filters • Filters Air filters Option 1 : Electrostatic + Active carbon filter Option 2 : Electrostatic + Photo-catalyst filter • Air filters eliminate dust and lint • Optional Electrostatic filter/Photo-catalyst filter effectively eliminates microscopic dust and cigarette smoke in the room air. •... -
Page 20: Care And Maintenance
CARE AND MAINTENANCE POINTS TO NOTE Operating Condition Auto recovery Operation (Field selection) • When the electricity fails while the unit is operating, the unit memorizes the • Temperature ranges suitable for unit operation are as follows. operating condition, and it will start operation automatically when the Indoor Outdoor electricity is restored. -
Page 21: Cleaning The Filters And Front Panel
CARE AND MAINTENANCE CLEANING THE FILTERS AND FRONT PANEL Cleaning the Air Filter Refreshing the optional Photo-catalyst filter Lift the front panel and pull the air filters Lift the front panel and pull the optional Photo- downward. catalyst filter downward. Blow off the dust from the filter with fresh air or wash the filter under running water. -
Page 22: Cleaning The Main Unit
CARE AND MAINTENANCE CLEANING THE MAIN UNIT Washing the Front Panel Lift the front panel up to the top of the • Use only a damp soapy towel. unit and separate it from the unit. NOTE Rinse the panel under running water and dry completely in a shaded area. -
Page 23: P R E C A U T O I N S
STANDARD INSTALLATION ACCESSORIES The following installation accessories are supplied with unit. Use them as required. For fixing unit and hanging bracket Screws 4xL10 For wireless remote control mounting bracket Installation For wall hanging bracket installation Screws anchors and screws 5xL25 Wireless remote control For wireless remote control Installation mouting bracket... -
Page 24: Choosing The Unit Location
CHOOSING THE UNIT LOCATION 1) Indoor Unit • Leave the space shown in Figure. 1 for servicing or removing the filter and for good air flow and for safety. 200mm 20cm or 9cm or more more CAUTION 10cm or more Installation in the following places may cause problem. -
Page 25: Installation Tips
INSTALLATION TIPS The following points should be avoided. Excessive distance between the indoor and the Slack connections on the electrical cables for cooling only model & heat pump model. outdoor unit. (Max 30m) Installing the outdoor unit on grassy or soft surfaces. -
Page 26: Indoor Unit Installation
INDOOR UNIT INSTALLATION • The piping can be connected to the four directions indicated by When the piping is connected to the direction of , detach the knock- 10cm out either at the side or at the bottom of the unit. ( Fig. 3 ) or more 30cm 45cm... -
Page 27: Making The Wall Penetration For The Interconnecting Piping
INDOOR UNIT INSTALLATION 2) Making the Wall Penetration for the Interconnecting Piping Rear Piping • It is best for the piping to go through the wall behind the unit. So that the unit hides the pipes. • For this method of installation, make a 65mm diameter hole in the wall at either point L or R. ( Figure. 5 ) Figure 5 •... -
Page 28: Indoor Unit Wiring
INDOOR UNIT INSTALLATION 3) Indoor Unit Wiring For Heat Pump Model • Lift the front panel up to the top of the unit and then it will be separated from the unit. • Detach the Terminal block cover and clamp wire. ( Figure. 7 ) •... -
Page 29: Forming The Drain Hose And Refrigerant Piping
INDOOR UNIT INSTALLATION 4) Forming the Drain Hose and Refrigerant Piping • Drain hose and drain cap are assembled as shown in figure 9 in the factory. To do right-side( ), right-botton( ) or right-back( ) piping in figure 3, draw the drain hose to right-side piping direction.(It is not necessary to exchange the location of drain hose and drain cap.) •... - Page 30 INDOOR UNIT INSTALLATION [mm] Wall hang bracket Screw hole Figure 12 Hook • Next, check the drainage of the unit by pouring some water into the unit drain pan and ensure that the water drains out through the drain hose and that there is no leakage from the other parts.
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Page 31: Connecting The Piping
CONNECTING THE PIPING Pay careful attention to the following points when installing the refrigerant pipes. 1) Connecting Pipe to the Indoor Unit • Hold the pipe with one wrench while tightening the connections with a torque wrench or double-ended wrench. a. -
Page 32: Air Purge
AIR PURGE Using the vacuum pump For air purge, evacuate the air in the connecting pipe and indoor unit by using vacuum pump. For details, please refer to the following procedure. a. Connect the gauge manifold. b. Open the low pressure valve and close the high pressure valve of the gauge manifold completely. c. -
Page 33: G A S L E A K C H E C
AIR PURGE GAS LEAK CHECK After connecting the pipe, check the joints for gas leakage with gas leak detector or soapy water. FINISHING • Wrap the piping joints with the pipe insulation and fasten it with vinyl tape. ( Figure. 18, 19) •... -
Page 34: Outdoor Unit Wiring
OUTDOOR UNIT WIRING • Remove the service cover of the outdoor unit, and connect the end of the connection cord with screws to the terminal block. ( Refer to wiring diagram inside the top cover and caution label on the service cover) •... -
Page 35: Electrical Connection
ELECTRICAL CONNECTION For Heat Pump Model For Cooling Only Model CONNECTING THE POWER SUPPLY • Power is provided to the unit through the indoor power cord or the outdoor • The rating of time delay fuse. power supply connection. Cooling Capacity (Btu/h) Ampere Rating(A) •... -
Page 36: Test Running
TEST RUNNING • Perform the test operation after the units have been installed in position and the gas leak test has been completed. The normal time guard is ignored and the unit will start immediately. • To test the unit, press the EMER button continuously during 5 ~10 sec. (Figure.22) •... -
Page 37: P U M P D O W
PUMP DOWN Pump down means collecting all the refrigerant in the system back into the outdoor unit without losing any refrigerant gas. Pump down is used when the unit is moved or for servicing the refrigerant circuit. • Close three-way valve halfway. •... -
Page 38: Troubleshooting
TROUBLESHOOTING Check that the power cord is plugged Insert the power cord into the wall outlet. into the wall outlet. Unit does not Has the circuit breaker tripped or has the Reset the circuit breaker or replace the h t i e i f u l i o i t... - Page 40 42KHL0247A, 38KHL0247A CARRIER KUWAIT OFFICE: CARRIER KSA OFFICE: CARRIER QATAR OFFICE: CARRIER UAE OFFICE: CARRIER BAHRAIN, OMAN AND YEMEN OFFICE: CARRIER KUWAIT AIR CONDITIONING CO. ARABIAN AIR CONDITIONING COMPANY LIMITED CARRIER SOLUTIONS CONTRACTING AND UTS CARRIER L.L.C AHI CARRIER FZC...
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