Page 2 - FEATURES; PURSUING CONPACTNESS; (1)Panel size and body volume reduced to 64% of previous models; AIRFLOW ADJUSTABLE TO ANY INDOOR ENVIRONMENT; Indoor unit; Ceiling Cassettes; Remote controller; Cooling capacity/Heating capacity
2 1 FEATURES 1.PURSUING CONPACTNESS (1)Panel size and body volume reduced to 64% of previous models The width and depth of the panel have been reduced by 19cm respectively, resulting in a compact model which fitssmaller environments (like shops) perfectly. (2)Multi-application panels flexibly adapt ...
Page 3 - COMPACT DIMENSIONS MEAN EASY INSTALLATION; (1)Carefree suspension work with lightweight unit; PART NAMES AND FUNCTIONS; Grill
3 6.COMPACT DIMENSIONS MEAN EASY INSTALLATION (1)Carefree suspension work with lightweight unit The new unit weighs in at 20kg (9kg lighter than the previous model) and is easy to handle and install. What's more, sus-pension work is facillitated by compact dimensions ensuring a snug fit. (2)Smooth i...
Page 4 - Operation buttons; button
4 ● Remote controller ● Operation buttons Once the controls are set, the same operation mode can be repeatedby simply pressing the ON/OFF button. FILTER CHECK MODE TEST RUN 4 This switches between con-tinuous operation and thetimer operation. button This sets the ventilation fanspeed. button button ...
Page 5 - Caution; button and; Display
5 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 6 - SPECIFICATIONS; INDOOR UNIT
6 3 SPECIFICATIONS Service Ref. ItemFunction Capacity Btu/h W Total input kW kW INDOOR UNIT Service Ref.Power supply(phase, cycle,voltage) Input A Running current A Starting current External finishHeat exchanger Booster heaterOperation control & Thermostat Fan(drive) x No. kW Fan motor output K ...
Page 9 - DATA; Cooling capacity correction factors; Indoor
9 DATA 4 1. PERFORMANCE DATA 1) COOLING CAPACITY Note CA:Capacity (W) P.C.:Power consumption (kW) Cooling capacity correction factors PLH-1.6KKHB.UK PLH-2KKHB.UK PLH-2.5KKHB.UK Indoor intake air WB ° C 16 18 20 22 16 18 20 22 16 18 20 22 Outdoor intake air DB ° C 20 CA 4,439 4,726 5,017 5,310 5,448 ...
Page 10 - Heating capacity correction factors
10 2) HEATING CAPACITY Note CA:Capacity (W) P.C.:Power consumption (kW) Heating capacity correction factors PLH-1.6KKHB.UK PLH-2KKHB.UK PLH-2.5KKHB.UK Indoor intake air DB ° C 15 20 25 15 20 25 15 20 25 Outdoor intake air WB ° C -10 CA 3,184 3,049 2,930 3,972 3,803 3,655 4,931 4,721 4,537 P.C. 1.03 ...
Page 12 - Indoor unit Service Ref.; STANDARD OPERATION DATA
12 Mode Total Electrical circuit Refrigerant circuit Indoor side Outdoor side Capacity Input Indoor unit Service Ref. Phase,Hz Volts Amperes Outdoor unit Service Ref. Phase,Hz Volts Amperes Discharge pressure Suction pressure Discharge temperature Condensing temperature Suction temperature Ref. pipe...
Page 13 - OUTLINES AND DIMENSIONS
13 OUTLINES AND DIMENSIONS 5 Unit : mm Ceiling hole Suspension bolt pitch Suspension bolt M10 or Air intake hole Air outlet hole Air intake grill 690~710 25~35 25~35 640 660 466 460 66 35 760 117 117 117 435 135 45 117 Ceiling hole Suspension bolt pitch Suspension bolt lower edge Air outlet hole Air...
Page 15 - WIRING DIAGRAM
15 WIRING DIAGRAM 6 NOTES : 1. Since the indoor transformer (T)is connected with 240Vpower. If 220, 230v power is used. change the wiring connection showing fig: w 2 When power supply is 2. Since the outdoor side electric wiring may change be sure to check the outdoor unit electric wiring for servic...
Page 16 - REFRIGERANT SYSTEM DIAGRAM; ·UK
16 7 REFRIGERANT SYSTEM DIAGRAM Service port Capillarytube Indoor heat exchanger Indoor coilthermistor(RT2) Distributorwith strainer PLH-1.6 (O.D.3.2 ✕ I.D.1.6 – R 630) PLH-2.5 (O.D.3.2 ✕ I.D.1.8 – R 430) w PLH-1.6 (O.D.3.2 ✕ I.D.1.8 – R 400) PLH-2 (O.D.4.0 ✕ I.D.2.0 – R 430) PLH-2.5 (O.D.4.2 ✕ I.D....
Page 19 - HEATING OPERATION; 5 ( i ) Until Low airflow is set while hot adjustment
19 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 20 - DRY OPERATION
20 w 8—9 Refer to page 26~27. 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 26~27 . w 14 In dry operation, comp...
Page 21 - MICROPROCESSOR CONTROL; OUTLINE OF MICROPROCESSOR CONTROL; OUTPUT to indoor unit; Remote controller board; OUTPUT to remote controller; Indoor controller board; OUTPUT to outdoor unit
21 MICROPROCESSOR CONTROL 9 ● Compressor and outdoor fan : ON-OFF ● Operation mode change :COOL-HEAT. 1.OUTLINE OF MICROPROCESSOR CONTROL ● OFF-ON switching. ● COOL/DRY-AUTO-HEAT selector switching. ● Thermostat setting. ● TIMER mode selector-switching and Timer setting. ● HIGH-LOW fan speed switchi...
Page 22 - INDOOR UNIT CONTROL; NOTE: Set temperature changes 1°C when the
22 2. INDOOR UNIT CONTROL 2-1COOL operation (1) Compressor control 1 3-minute time delay To prevent overload, the compressor will not start within 3 minutes after stop. 2 The compressor runs when room temperature is higher than set temperature. The compressor stops when room temperature is equal to ...
Page 25 - (4) Detecting abnormalities in the outdoor unit
25 <Auto vane drive> (a) The auto vane is driven by a 2.5 rpm motor.(b) Airflow direction can be selected between the No.1 and No.2 setting. (Initial setting is No.1) (d) Airfiow direction is based on the horizontal position detected by the vane motor limit switch. When the horizontal posi- ti...
Page 26 - NOTE: The set temperature changes 1°C when the
26 <DRY operation time chart> Minimum 3 minutes w 1 ON 30 Thermostat Indoor fan Auto vane Drain pump Booster heater Compressor ON ON LOW speed Initally 30 degrees discharge (Changeable by remote controller setting) LOW speed ON ON OFF OFF dischargeposition 3 minutes OFF OFF OFF OFF Operation s...
Page 32 - NOTE: Airfiow direction can be set by the indoor dipswitch SW5-1.; -5 Auto vane control
32 <How to operate>To change the air flow direction, press button. NOTE: Airfiow direction can be set by the indoor dipswitch SW5-1. (1) COOL/DRY operation At the start-up of COOL or DRY operation, the air flow direction in automatically set to 30°. After, it can be changed toanother direction...
Page 34 - -8 Emergency operation; the emergency operation because the drain may overflow.; Code; Emergency operation will now start.
34 (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 35 - NOTE: For further information, refer to the; When the LOSSNAY control switch is not used:
35 2-9 Interlock with ventilation system (LOSSNAY)Mr. SLIM/LOSSNAY interlock operation is available by using the optional parts listed below. (1) System organization NOTE: For further information, refer to the LOSSNAY technical & service manual. (2) LOSSNAY models connectable to Mr. SLIM are : L...
Page 36 - -10 Dip switch functions; Each figure shows the initial factory setting.
36 2-10 Dip switch 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 controller is set as a main controller...
Page 38 - Voltage
38 PLH-1.6KKHB·UK PLH-2KKHB·UK PLH-2.5KKHB·UK Voltage [V] 220 230 240 220 230 240 220 230 240 100% rotational frequency (rpm) 50Hz 586 608 629 586 608 629 611 634 657 Service Ref. 2-11. INDOOR FAN CONTROL (1)Fan motor max. rotational frequency for PLH-KKHB (2)Indoor fan relay output (a)During fan ON...
Page 39 - OUTDOOR UNIT CONTROL; -3 Protective functions; The protective function is memorized.
39 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 42 - (3) Function of switches on the outdoor controller board
42 3-7 Service functions(1) Compulsory defrositng 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 43 - TROUBLESHOOTING; TROUBLE IN TEST RUN
43 TROUBLESHOOTING 10 Symptom Cause Check points The display “CENTRALLYCONTROLLED” on remotecontroller dose not disappear. 1) Wrong address setting of remote con- troller/indoor controller board. 2) Timer adapter is connected to the remote controller. 3) Singnal transmission error between indoor uni...
Page 44 - SELF DIAGNOSTIC FUNCTION WITH REMOTE CONTROLLER; -1 When malfunction occurs during operation
44 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 remote con-troller.(A) ON the set temperature display part, “CHECK” appears, and the unit...
Page 46 - Changed alternately by pressing SW2.
46 3.SERVICE DATA INDICATION BY SWITCHES ON OUTDOOR CONTROLLER BOARD Setting dip switchs SW2 and SW3 on the outdoor controller board enables LED to show the output state and check code.Output state is shown by LED lighting, and check code by blinking. SW1 : Turning SW1 ON clears the check code. If S...
Page 47 - mode the indication changes to output state indication.
47 3-1 Outdoor coil temperature To obtain data on the outdoor coil temperature, add the number of bits of lighting LEDs, and see the graph below to findthe temperature. 3-2 Fan output step To obtain data on the fan output step, add the number of bits of lighting LEDs, and see the graph below to find...
Page 49 - WRONG WIRING ON SITE; -1 Between remote controller and indoor unit; Mode
49 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 50 - OTHER TROUBLES AND CAUSES
50 LOSSNAY control switch does not work. LOSSNAY control switch can not work during interlock opera-tion.LOSSNAY control switch is effective only while Mr. SLIM is notoperating. Symptom LOSSNAY air speed can not be controlled in interlock opera-tion. LOSSNAY fan speed is fixed to HIGH during interlo...
Page 51 - -WAY AIR FLOW SYSTEM; Placement of the air outlets; Airflow direction; SWB : for number of air outlets
51 4-WAY AIR FLOW SYSTEM 11 1.Placement of the air outlets ● For this grill, the air flow direction comes in 5 patterns. Also, by setting the dipswitches (SWA and SWB)on the indoor board to the appropriate settings, you can adjust the air flowand speed. Select the settings that are needed from those...
Page 52 - SYSTEM CONTROL; VARIETY OF SYSTEM CONTROL FUNCTIONS
52 12 SYSTEM CONTROL 1 Group control with a single remotecontroller(See page 53.) Unit Remotecontroller Unit Unit Many units, installed at different locations, can be startedand controlled with a aingle remote controller. The remotecontroller can be mounted in a different location using anon-polar t...
Page 53 - GROUP CONTROL WITH A SINGLE REMOTE CONTROLLER; Figure 2
53 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 54 - NOTE3 : When the power supply of the control circuit is 220/240V AC,; -3 Switch function of remote ON-OFF switch; ON
54 NOTE1 : Install the relay box where you can be serviced it easily.NOTE2 : For control circuit wiring, use a wire of No. 14 AWG or a control cable according to the power supply of control circuit. NOTE3 : When the power supply of the control circuit is 220/240V AC, ● Do not connect the control cir...
Page 55 - INDIVIDUAL CONTROL BY GROUPING THE REMOTE CONTROLLERS; Remote control cables are extendable up to 500m. When the cable; MULTIPLE REMOTE CONTROL DISPLAY; (1) Connect the multipe display adapter to the connector CN51 on the
55 4. INDIVIDUAL CONTROL BY GROUPING THE REMOTE CONTROLLERS ● Grouping the remote controllers allows individual control and cen- tralized monitoring of units installed in different places without aspecial control board. ● Remote control cables are extendable up to 500m. When the cable length exceeds...
Page 56 - AUTO RESTART FUNCTION
56 6. AUTO RESTART FUNCTION By setting the dipswitch SW1-10 to ON, the air conditioner can bestarted/stopped by power supply ON/OFF.If the air conditioner is OFF before the power failure, it will not start operation bypower restore. Remote controller A B Brown Red Orange Remote controller A B Brown ...
Page 57 - DISASSEMBLY PROCEDURE; OPERATING PROCEDURE; Removing the air intake grill; Removing the fan motor; (6) Disconnect the green anti-falling wire of the electrical parts; Photo 1
57 DISASSEMBLY PROCEDURE 13 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 1. Removing the air intake grill (1) Press the button. (2) Open the intake grill 90°.(3) Remove the chip.(4) Slide the shaft in the hinge to the left and remove the intake grill. PUSH PUSH button Shaft Intake grill 4. Removing ...
Page 58 - Removing the room temperature thermistor; by pulling the catch.; Removing the indoor coil thermistor; attached to the copper pipe.; Removing the panel; and remove the corner supports 1,2 and 3.; Photo 8
58 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 5. Removing the room temperature thermistor (1) Remove the fan guard.(2) Remove the electrical box cover(3) Remove the holder and the room temperature thermistor by pulling the catch. (4) Disconnect the red connector, CN20, on the indoor con- troller b...
Page 59 - Removing the drain pump and drain sensor; and pull out the piping cover.; Photo 9; Screws
59 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 9. Removing the drain pump and drain sensor (1) Remove the panel.(2) Remove the fan guard.(3) Remove the electrical parts cover.(4) Remove the electrical parts box.(5) Remove the drain pan.(6) Remove 4 screws of the drain pump.(7) Pulling the clip of t...
Page 60 - PARTS LIST
60 14 PARTS LIST 1 2 3 4 5 6 7 T7W 560 003 R01 29H 500 R01 29H 691 R01 29H 061 — T7W 14K 200 T7W 556 305 AIR OUTLET GRILLE AIR FILTER INTAKE GRILLE HINGE GRILLE HANGER REMOTE CONTROLLER REMOTE CONTROLLER CABLE 12m 1 1 1 2 1 1 1 (BG88H096H01 ) R.B Unit Amount Recom- mended Q’ty Part No. Part Name Spe...
Page 63 - Part numbers that are cicled are not shown in the figure.
63 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 — — — T7W E00 762 R01 29H 105 — R01 41N 114 S70 A00 300 S70 A01 300 R01 32K 706 R01 046 700 R01 08K 202 R01 29H 523 T7W 55K 355 R01 W28 226 R01 W28 527 T7W 580 480 R01 38H 480 R01 41H 480 S...
Page 64 - OPTIONAL PARTS; Note 1. How to connect refrigerant pipes.; -1 Program timer specifications
64 15 OPTIONAL PARTS Note 1. How to connect refrigerant pipes. Factory supplied optional refrigerant pipings contain refrigerant at the above atmospheric pressures. As long as theconnection takes no more than 5 minutes, no air will enter, and there will be no need for air purging.Remove the blind ca...
Page 65 - ORN
65 SET/MONITOR SET S M T W T F S MONITOR PROERAN TIMER PAC-SC32PTA TODAY ON WEEKLYSETTING OFF ON SET BACK OFF CLOCK DAILY TIMER SET BACK SET BACK DAILY SETTING 12 15 18 21 24 0 3 6 12 15 FILTER CHECK MODE TEST RUN 2-wire cable 6-wire cable To indoor unit Connector CN1 Connector CN1 4 ORN 1 2 3 BRN R...
Page 66 - MULTIPLE REMOTE CONTROLLER ADAPTER; BACK
66 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 1 1 7 117 BACK ACTIVE BYPAS...
Page 67 - -3 Connection method; A N
67 AN E T (Y) (W) (R) (O) (BR) 5A A POWER SUPPLY N E Fuse(5A) Tie-wrap Wiring has to be changed when a 200,230 or 240V power is used. Tie-wrap TRANSFORMER Transmission TERMINAL-BLOCKFOR TRANSMISSION TERMINAL-BLOCKOF POWER SUPPLY 200 220 230 240 BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD E N G...
Page 68 - PROGRAM TIMER ADAPTER; -2 Connection method
68 6. PROGRAM TIMER ADAPTER This adapter is needed when a centralized remote controller(PAC-805RC)is used. 6-2 Connection method Connection and wiring methods differ with the type of the indoor unit used. Confirm the type before carrying out the work. 6-1 Parts included Part No. PAC-825AD (2) When t...
Page 70 - AIR OUTLET SHUTTER PLATE
70 Part No. PAC-SE01AS-E Applied Service Ref. PLH-1.6KKHB.UK/PLH-2KKHB.UK/PLH-2.5KKHB.UK 7. SPACE PANEL Part No. PAC-SE06WP-E Applied Service Ref. PLH-1.6KKHB.UK/PLH-2KKHB.UK/PLH-2.5KKHB.UK 8. WIDE PANEL Part No. PAC-SF38SP-E Applied Service Ref. PLH-1.6KKHB.UK/PLH-2KKHB.UK/PLH-2.5KKHB.UK 9. AIR OUT...
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