Page 2 - PART NAMES AND FUNCTIONS; Indoor Unit; Operation buttons
2 1 PART NAMES AND FUNCTIONS ● Indoor Unit Air intake room air is suctionedin here. (Removes dust and dirt from the intake air.) Disperses airflow up anddown as well as adjusts theangle of air flow direction. Filter Air intake grill Air outlet Air outlet Swing louvers Air flow can be changed to hori...
Page 3 - Caution; button and; Display
3 Caution ● Only the display lights when the unit is stopped and power supplied to the unit. ● When power is turned ON for the first time the (CENTRAL CTRL) display appears to go off momentarily but this is not a malfunction. ● When the central control remote control unit, which is sold separately, ...
Page 4 - SPECIFICATIONS; Between the indoor & outdoor unit; INDOOR UNIT
4 2 SPECIFICATIONS Item Function Capacity Total input Service Ref.Power supply(phase,cycle,voltage) InputRunning currentStarting current External finishHeat exchangerFan Fan(drive) ✕ No. Fan motor outputAirflow(Low-High)External static pressure Booster heaterOperation control & ThermostatNoise l...
Page 9 - DATA
9 3 DATA 1. PERFORMANCE DATA 1) COOLING CAPACITY<1> PKH-1.6FKA-E Outdoor intake air ° C DB 20 25 30 Indoor Intake air ° C DB Indoor Intake air ° C WB 20 20 20 22 22 22 24 24 24 24 26 26 26 26 27 27 27 27 28 28 28 28 30 30 30 30 32 32 32 32 16 18 20 16 18 20 16 18 20 22 16 18 20 22 16 18 20 22 ...
Page 19 - Cooling capacity correction factors; Indoor; Heating capacity correction factors
19 Service Ref. PKH-1.6FKA-E Refrigerant piping length(one way) 5m 10m 15m 20m 25m 30m 35m 40m 45m 50m PKH-2FKA-E PKH-2.5FKA-E PKH-3FKA-E PKH-4FKSA-E 1.00 1.00 1.00 1.00 1.00 0.093 0.992 0.989 0.981 0.989 0.984 0.983 0.980 0.968 0.980 0.978 0.978 0.970 0.952 0.970 0.969 0.966 0.960 0.940 0.960 0.961...
Page 21 - STANDARD OPERATION DATA
21 Service Ref. PKH-1.6FKA-E Cooling Heating Mode Capacity W Input Indoor unit Service Ref. Phase,Hz Volts Amperes Outdoor unit Service Ref. Phase,Hz Volts Amperes Discharge pressure Suction pressure Discahrge temperature Condensing temperature Suction temperature Ref.pipe length Intake air temperat...
Page 22 - UNIT; NOISE CRITERION CURVES; Ambient temperature 27
22 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROTIMATETERESHOLD OFREARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR BAND CENTER FREQUENCIES, Hz PKH-1.6FKAPKH-2FKA Hi Lo NOTCH 43 36 SPL(db (A) ) LINE 90 80 70...
Page 23 - OUTLINES AND DIMENSIONS
23 4 OUTLINES AND DIMENSIONS Unit : mm 1. INDOOR UNIT PKH-1.6FKA-EPKH-2FKA-E Pipe position Left side Lequid pipe Gas pipe Service space required around indoor unit (100 for left-hand side piping) Right side 130 or less 2 tapping screws for installation plate (Necessary clearance for Unit installatio...
Page 27 - WIRING DIAGRAM; ZNR
27 5 WIRING DIAGRAM CN2 OFFON 4 3 2 1 SW18 TB6 A01 B02 OFFON R.B 4 5 2 3 1 CN1 3 2 1 8 7 6 5 4 3 2 1 SW17 LED1 12VPOWER LED2 5VPOWER SW7 SW2 1 2 3 4 5 6 10 1 2 3 4 SW5 21 CN2L LOSSNA Y 3 1 LS MV 3 ONOFF TRANSMISSION WIRESDC12V 1 2 1 3 5 FAN2 HEATER CN24 REMOCON POWER CN40 42 1 3 SW1 ONOFF 1 2 3 4 5 ...
Page 28 - MF
28 NOTES: 1. Since the indoor fan motor (MF) is connected with 230, 240V power, using 220V power will require a setting change of the dip switch (SW7<I.B>) on the indoor controller board as shown in fig : w 1. Indoor fan motor (MF) for 220V. SW 7 2. Since the indoor transformer (T) is connecte...
Page 29 - REFRIGERANT SYSTEM DIAGRAM; Indoor unit
29 6 REFRIGERANT SYSTEM DIAGRAM Indoor heat exchanger Indoor unit Refrigerant pipe(option)15.88mm( 5/8")(with heat insulator) Refrigerant pipe(option)9.52mm( 3/8")(with heat insulator) Flexible tube Flaredconnection Ball valve Strainer Ball valve(with Service port) Oil separator 4-way valve ...
Page 30 - MAIN OPERATION
30 7 OPERATION FLOW-CHART START Power circuit breaker Check SW ON twice Operation SW ON “OFF” timer “ON” timer STOP Set time complete Set time complete 1 NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES YES YES YES YES YES w 1 w 2 w 3 w 4 w 5 w 7 w 6 PROTECTION DEVICE SELF HOLD RELEAS...
Page 31 - COOLING OPERATION; during auto vane SWING, the auto vane will continue to swing.
31 COOL operation Four-way valve/OFF Initial COOLING NO NO NO NO NO NO YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO YES NO NO NO NO NO NO NO NO NO w 8 w 9 Vane initial setting Vane 60 deg downward angle 70 deg downward angle Fan speed LOW Downward discharge 1 hour V...
Page 32 - HEATING OPERATION; ) Until Low airflow is set while hot adjustment
32 Heat operation Initial HEATING Vane setting notch Vane initial setting Defrosting Heating area Defrost release Defrost 30 min. elapse Outdoor unit trouble Four-way valve ON Hor adjust in process Compressor ON Compressor thermostat ON Allowance cancel Indoor piping -15 ° C or lower Outdoor unit tr...
Page 33 - DRY OPERATION
33 w 8 ~ 9 Refer to page 31. w 12 When room temperature is 18°C or below, the compressor cannot operate.When room temperature rises over 18°C, the compressor starts after a 3-minute time delay. w 13 Compressor ON time is decided by room temperature. Refer to page 32. w 14 In dry operation, compresso...
Page 34 - MICROPROCESSOR CONTROL; OUTPUT; Remote controller
34 8 MICROPROCESSOR CONTROL ● Compressor and outdoor fan : ON-OFF ● Operation mode change :COOL-HEAT. 1. OUTLINE OF MICROPROCESSOR CON- ● OFF-ON switching. ● COOL/DRY-AUTO-HEAT selector switching. ● Thermostat setting. ● TIMER mode selector-switching and Timer setting. ● HIGH-LOW fan speed switching...
Page 35 - NOTE: The set temperature changes 1°C when the; INDOOR UNIT CONTROL
35 <How to operate> 1 Press POWER ON/OFF button. 2 Press the a button to display “ f ”. 3 Press the i TEMP. button to set the desired temperature. NOTE: The set temperature changes 1°C when the or button is press one time Cooling 19 to 30°C. Minimum 3 minutes w 1 ON Thermostat Indoor fan Auto ...
Page 38 - (4) Detecting abnormalities in the outdoor unit
38 <Auto vane drive> (PKH-1.6FKA-E / PKH-2FKA-E)(a) The auto vane is driven by a 2.5 rpm motor. (b) Vane motor drive time (c) Airflow direction is based on the horizontal position detected by the vane motor limit switch. When the horizontal position can not be determined, the vane motor will r...
Page 45 - -5 Auto vane control
45 <How to operate> To change the airflow direction, press button. (1) COOL/DRY operation At the start-up of COOL or DRY operation, the airflow direction in automatically set to 10°. After, it can be changed toanother direction with button on the remote controller. <Auto return>When 60° ...
Page 47 - -8 Emergency operation
47 (1) Indoor coil temperature code During the test run, the indoor coil temperature code from 1 to 15 is displayed on the remote controller instead of roomtemperature. The code should fall with the lapse of time in normal COOL operation, and should rise in normal HEAToperation. (2) Trouble during t...
Page 48 - NOTE: For further information, refer to the; When the LOSSNAY control switch is not used:
48 2-9 Interlock with ventilation system (LOSSNAY)Mr. SLIM/LOSSNAY interlock operation is available by using the optional parts listed below. (1) System organization (2) LOSSNAY models connectable to Mr. SLIM are: LGH-15RS-E, LGH-50RS-ELGH-25RS-E, LGH-80RS-ELGH-35RS-E, LGH-100RS-E (3) Required parts...
Page 49 - -10 Dip switch and jumper connector functions
10 9 49 2-10 Dip switch and jumper connector functions Each figure shows the initial factory setting. [1] On remote controller board(1) SW17(Address selector) SW17-1 ~ 6) For address settingSW17-7) When two remote controllers are used, this switch sets the controller function. OFF: The remote contro...
Page 51 - -11 INDOOR FAN CONTROL
51 J1-6) Switch for set temperature adjustment in HEAT modeDuring HEAT operation, warm air collects near the ceiling. When the indoor unit is installed near the ceiling, the temperature read by room temperature thermistor differs from the actual living-space temperature by about 4degrees. Therefore,...
Page 52 - OUTDOOR UNIT CONTROL; -3 Protective functions; The protective function is memorized.; If compressor restarts within 10 minutes, 4-way valve remains ON.
52 3. OUTDOOR UNIT CONTROL 3-1 Outdoor fan controlThe rotational frequency of outdoor fan is phase-controlled according to the outdoor coil temperature. This control allows thecooling operation even with the low outside-air temperature and the heating operation even with the high outside-air tempera...
Page 55 - (3) Function of switches on the outdoor controller board
55 3-7 Service functions(1) Compulsory defrosting 1 When all of the following conditions are satisfied, pressing SW2 starts the compulsory defrosting. ● During HEAT mode ● The compressor is ON. ● The outdoor coil temperature is being displayed by LED. (Outdoor controller board dip switch SW3-1 : OFF...
Page 56 - TROUBLESHOOTING; TROUBLE IN TEST RUN
56 9 TROUBLESHOOTING Symptom Cause Check points The display “CENTRALLYCONTROLLED” on remotecontroller dose not disap-pear. 1) Wrong address setting of remote con- troller/indoor controller board. 2) Timer adapter is connected to the remote controller. 3) Signal transmission error between indoor unit...
Page 57 - SELF DIAGNOSTIC FUNCTION WITH REMOTE CONTROLLER
57 2. SELF DIAGNOSTIC FUNCTION WITH REMOTE CONTROLLER 2-1 When malfunction occurs during operation When a malfunction occurs, the indoor and outdoor units stop and the malfunction is displayed on the LCD of the remotecontroller.(A) ON the set temperature display part, “CHECK” appears, and the unit a...
Page 60 - -1 Outdoor coil temperature; -3 Total time of compressor operation; code is not displayed.
60 3-1 Outdoor coil temperature To obtain data on the outdoor coil temperature, add the number of bits of lighting LED, and see the graph below to find thetemperature. 3-2 Fan output step To obtain data on the fan output step, add the number of bits of lighting LED, and see the graph below to find t...
Page 62 - WRONG WIRING ON SITE; -1 Between remote controller and indoor unit
62 6. WRONG WIRING ON SITE 6-1 Between remote controller and indoor unit If the wire is disconnected between the remote controller and the indoor unit, nothing is displayed on the remote controllerwhen the POWER button is pressed. The beep sound will also not be heard. 6-2 Phenomenon due to wrong wi...
Page 63 - Protection function is working.; OTHER TROUBLES AND CAUSES; “CENTRALLY CONTROLLED” is displayed.
63 Vanes do not work. Vane motor does not work.Limit switch does not work.Connector is poorly connected.Vane motor is poorly assembled.Indoor controller board is damaged. Unit stops after 5 to20 seconds operation Protection function is working. Airflow display is OFFand button doesnot operate. Indoo...
Page 65 - SYSTEM CONTROL; VARIETY OF SYSTEM CONTROL FUNCTIONS
65 10 SYSTEM CONTROL 1 Group control with a single remotecontroller(See page 66.) Unit Remotecontroller Unit Unit Many units, installed at different locations, can be startedand controlled with a single remote controller. The remotecontroller can be mounted in a different location using anon-polar t...
Page 66 - GROUP CONTROL WITH A SINGLE REMOTE CONTROLLER; Figure 2
66 2. GROUP CONTROL WITH A SINGLE REMOTE CONTROLLER A maximum of 50 units can be started in order according to the dip switch settings 2-1 How to wire (1) Connect the remote controller to the double terminal block on the indoor controller board of the master unit (No.0 unit).(See Figure 1.) (2) Conn...
Page 67 - REMOTE ON-OFF AND INDIVIDUAL REMOTE CONTROLS; NOTE3 : When the power supply of the control circuit is 220/240V AC,
67 3. REMOTE ON-OFF AND INDIVIDUAL REMOTE CONTROLS This method is available to control one unit or any number of units.The following operations are available by connecting a relay, a timer adapter (PAC-SA89TA-E), and a remote ON/OFF switchto the system. Timer adapter is an optional part. Other parts...
Page 68 - INDIVIDUAL CONTROL BY GROUPING THE REMOTE CONTROLLERS; -3 Switch function of remote ON-OFF switch; ON
68 w 1 After all units start together, if SW2 is turned OFF, each unit can be individually stopped by each remote controller. w 2 After all units stop together, if SW2 is turned OFF, each unit can be individually started by each remote controller. Grouping the remote controllers allows individual co...
Page 69 - MULTIPLE REMOTE CONTROL DISPLAY; indoor controller board.; AUTO RESTART FUNCTION; Indoor controller board
69 5. MULTIPLE REMOTE CONTROL DISPLAY You can control several units with a multiple remote control display,bywiring an optional multiple display adapter (PAC-SA88HA-E) with relaysand lamps on the market. 5-1 How to wire (1) Connect the multiple display adapter to the connector CN51 on the indoor con...
Page 70 - DISASSEMBLY PROCEDURE; OPERATING PROCEDURE; Removing the lower side of the indoor unit from the instal-; Removing the indoor controller board; Figure 1
70 11 DISASSEMBLY PROCEDURE OPERATING PROCEDURE PHOTOS&ILLUSTRATION Metal fixture Screws 1. Removing the lower side of the indoor unit from the instal- lation plate(1) Remove the 2 screws. Hang the indoor unit hangers to the catches on the instal-lation plate. Hanger of indoor unit Catch of inst...
Page 71 - Removing the vane motor; Photo 6
71 OPERATING PROCEDURE PHOTOS&ILLUSTRATION (9) Remove the screws of the indoor controller board case, and pull out the indoor controller board case. Then the transformer and the capacitor and relay can beserviced. 5. Removing the vane motor (1) Remove the right side panel. (2) Remove the screw o...
Page 72 - Removing the lineflow fan and the fan motor; Photo 9
72 OPERATING PROCEDURE PHOTOS 8. Removing the lineflow fan and the fan motor (1) Remove the left and right side panels. (2) Remove the grills. (3) Remove the electrical parts box. (4) Remove the drain pan. (5) Loosen the screw that fixes the lineflow fan to the fan motor. (See Photo 7. ) (6) Remove ...
Page 73 - PARTS LIST
73 12 PARTS LIST STRUCTURAL PARTSPKH-1.6FKA -EPKH-2FKA -E 1 9 9 3 2 4 10 5 6 7 8 3 3 Part No. Specification No. Wiring Diagram Symbol Recom- mended Q , ty Price Unit Amount Remarks (Drawing No.) Q , ty/set PKH-1.6 / 2 FKA-E R01 KV5 651 R01 47J 500 R01 KV5 096 T7W 580 058 R01 KV5 658 R01 KV5 635 R01 ...
Page 75 - Part number that is circled is not shown in the figure.
75 Part No. Specification No. Price Remarks (Drawing No.) Q , ty/set PKH-1.6 PKH-2 FKA-E FKA-E T7W 512 716 T7W 517 716 R01 588 255 R01 J07 202 T7W 53J 799 T7W 53J 480 T7W 54J 480 T7W 54J 200 R01 12G 523 R01 KV5 135 R01 KV5 038 R01 KV5 059 R01 KV5 092 R01 KV5 048 — — — — T7W 556 305 T7W 52J 675 T7W 5...
Page 78 - Part number that are circled are not shown in the figure.
78 Part number that are circled are not shown in the figure. Part No. No. Price Remarks (Drawing No.) R01 12G 661 R01 12G 662 R01 12G 691 R01 16G 692 R01 A17 500 R01 12G 811 R01 16G 811 T7W E01 812 T7W E00 812 T7W E00 641 T7W E01 641 R01 12G 523 R01 12G 808 R01 16G 808 — — Part Name Specification Q ...
Page 79 - OPTIONAL PARTS; -1 Program timer specifications
79 13 OPTIONAL PARTS 2-2 Feature of program timer(1) Daily timer function Daily timer can be set in 30 minutes units for up to 24 hours.Each unit can be set for unit ON, unit OFF, or setback operation. (2) Setback operation (PAC-SK65PT) Set back operation is useful for reducing running costse.g. At ...
Page 81 - MULTIPLE REMOTE CONTROLLER ADAPTER
81 12345 BRNREDORNYLWGRN BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD MITSUBISHI ELECTRIC E N G A G E D G R O U P A C T I V E B Y P A S S G R O U PS E L E C T I O N P R O G R A MT I M E R C O N T R O L L E RO P E R A T I O N D U A L C E N T R A L 1 2 3 4 5 6 7 8 9 10 4. MULTIPLE REMOTE CONTROLL...
Page 82 - -3 Connection method; A N
82 BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD E N G A G E D G R O U P A C T I V E B Y P A S S G R O U PS E L E C T I O N P R O G R A MT I M E R C O N T R O L L E RO P E R A T I O N D U A L C E N T R A L 1 2 3 4 5 6 7 8 9 10 10 9 8 7 6 5 4 3 2 1 Dip switchSW17 Centralizedremote controller Powe...
Page 83 - PROGRAM TIMER ADAPTER; ADAPTER··························1P
83 6. PROGRAM TIMER ADAPTER This adapter is needed when a program timer(PAC-SC32PTA)or a centralized remote controller(PAC-805RC)is used. 6-1 Parts included 6-2 Connection methodConnection and wiring methods differ with the type of the indoor unit used. Confirm the type before carrying out the work....
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