Mitsubishi PLH-P1.6KAH Technical & Service Manual

Series plh ceiling cassettes

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SPLIT-TYPE,HEAT PUMP AIR CONDITIONERS
Provisional
Parts lists for some models are not included in this manual.
As soon as they are completed, the manual included the lists for all models will be published.
publication
TECHNICAL & SERVICE MANUAL
Series PLH
Ceiling Cassettes
Indoor unit
[Model names]
PLH-P1.6KAH
PLH-P2KAH
PLH-P2.5KAH
Model name
indication
INDOOR UNIT
FILTER
CHECK MODE
TEST RUN
PLH-P1.6, 2, 2.5KAH.UK
REMOTE CONTROLLER
R407C
[Service Ref.]
PLH-P1.6KAH.UK
PLH-P1.6KAH
PLH-P2KAH.UK
PLH-P2KAH
PLH-P2.5KAH.UK
PLH-P2.5KAH
CENTRALLY CONTROLLED
1Hr.
ON OFF
˚C
CLOCK
CHECK
FILTER
CHECK MODE
˚C
TEST RUN
STAND BY
ERROR CODE
NOT AVAILABLE
FUNCTION
DEFROST
TEMP.
ON/OFF
PLH-P1.6, 2, 2.5KAH
.UK
1
REVISED EDITION-B
Revision:
• "12. PARTS LIST" has been
modified.
• Program timer <PAC-YT32PTA>
has been added in
"13. OPTIONAL PARTS".
.UK
1
Note:
• Refer to the OCT03 REVISED
EDITION-E as for control
.UK
1
relation. This manual does
not cover outdoor units. When
servicing them, please refer to
the service manual No.OC180
.UK
REVISED EDITION-A OC261
1
and this manual in a set.
• Please void OC235 REVISED
EDITION-A.
CONTENTS
1. TECHNICAL CHANGES ······························3
2.
3. SAFETY PRECAUTION ·······························4
4. PART NAMES AND FUNCTIONS ···············6
5. SPECIFICATIONS ······································11
6. DATA ··························································17
7. OUTLINES AND DIMENSIONS ·················36
8. WIRING DIAGRAM ·······································37
9. REFRIGERANT SYSTEM DIAGRAM··············38
10. TROUBLESHOOTING ·······························39
11. DISASSEMBLY PROCEDURE ··················41
12. PARTS LIST ···············································44
13. OPTIONAL PARTS ····································48
No. OC235
··3

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Summary of Contents for Mitsubishi PLH-P1.6KAH

  • Page 1: Table Of Contents

    Series PLH Ceiling Cassettes R407C Indoor unit Revision: [Model names] [Service Ref.] • “12. PARTS LIST” has been modified. PLH-P1.6KAH.UK • Program timer <PAC-YT32PTA> PLH-P1.6KAH has been added in “13. OPTIONAL PARTS”. PLH-P1.6KAH PLH-P2KAH.UK Note: PLH-P2KAH • Refer to the OCT03 REVISED...
  • Page 2 Revision: 1. “ 12. PARTS LIST ” has been modified on page 47. Spare CONTROLLER BOARD for PLH-P1.6KAH.UK, PLH-P1.6KAH .UK, PLH-P2KAH.UK, PLH-P2KAH .UK, PLH-P3KAH.UK and PLH-P3KAH .UK are unified. Page Revise point Service Ref. parts code part code FUNCTIONAL PARTS PLH-P1.6KAH.UK...
  • Page 3: Technical Changes

    TECHNICAL CHANGES PLH-P1.6KAH.UK PLH-P1.6KAH PLH-P2KAH.UK PLH-P2KAH PLH-P2.5KAH.UK PLH-P2.5KAH REMOTE CONTROLLER has changed.(PAR-S27A-E PAR-20MAA-E) Outdoor units which are connected to PLH-P·KAH.UK and PLH-P·KAH .UK have been added. COMBINATION OF INDOOR AND OUTDOOR UNITS Outdoor unit Heat pump type Indoor unit PUH-P VGAA.UK...
  • Page 4: Safety Precaution

    SAFETY PRECAUTION Cautions for using with the outdoor unit which adopts R407C refrigerant. · Do not use the existing refrigerant piping. -The old refrigerant and refrigerant oil in the existing piping contains a large amount of chlorine which may cause the refrigerant oil of the new unit to deteriorate.
  • Page 5 [2] Notice on repair service ·After recovering the all refrigerant in the unit, proceed to working. ·Do not release refrigerant in the air. ·After completing the repair service, recharge the cycle with the specified amount of liquid refrigerant. [3] Refrigerant recharging (1) Refrigerant recharging process 1Direct charging from the cylinder.
  • Page 6: Part Names And Functions

    PART NAMES AND FUNCTIONS Indoor Unit PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH Filters Remove dust and pollutants from inhaled air Horizontal Air Outlet Sets airflow horizontal automatically during cooling or dehumidifying. Grille Auto Air Swing Vane Disperses airflow up and down and adjusts the angle of airflow direction.
  • Page 7: Timer Button

    Remote controller Once the controls are set, the same operation mode can be repeated by simply pressing the ON/OFF button. PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK Operation buttons [ PAR-S27A-E ] TIME SETTING button AIR SPEED button This sets of switches the TIMER button current time.
  • Page 8 Display In this display example on the bot- CENTRALLY CLOCK display tom left, a condition where all dis- CONTROLLED display play lamps light is shown for expla- The current time , start time and stop time can be displayed in ten second nation purposes although this differs This indicates when the unit is con- intervals by pressing the time switch...
  • Page 9 PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH Operation buttons [ PAR-20MAA-E ] TEMP. ADJUSTMENT button TIME SETTING button AIR SPEED button This sets the room temperature. The This sets the current time, start time This sets the ventilation fan speed. temperature setting can be performed and stop time.
  • Page 10 Display In this display example on the bot- CENTRALLY CLOCK display tom left, a condition where all dis- CONTROLLED display play lamps light is shown for expla- The current time , start time and stop time can be displayed in ten second nation purposes although this differs This indicates when the unit is con- intervals by pressing the time switch...
  • Page 11: Specifications

    SPECIFICATIONS Service Ref. PLH-P1.6KAH.UK Item Function Cooling Heating Btu/h 15,000 17,100 (21,800) Capacity 4,400 5,000 (6,400) Total input 1.86 1.93 (3.33) Service Ref. PLH-P1.6KAH.UK Power supply (phase, cycle, voltage) Single phase, 50Hz, 220-230-240V Input 0.15 0.10 <1.40> Running current 0.64 0.45 <5.83>...
  • Page 12 Service Ref. PLH-P2KAH.UK Item Function Heating Cooling Btu/h 21,300 (26,100) 18,400 Capacity 6,250 (7,650) 5,400 Total input 2.67 (4.07) 2.62 PLH-P2KAH.UK Service Ref. Power supply (phase, cycle, voltage) Single phase, 50Hz, 220-230-240V Input 0.10 <1.40> 0.14 0.45 <5.83> Running current 0.65 Starting current 0.50 <5.83>...
  • Page 13 Service Ref. PLH-P2.5KAH.UK Item Function Cooling Heating Btu/h 21,500 25,200 (32,400) Capacity 6,300 7,400 (9,500) Total input 2.77 2.68 (4.78) Service Ref. PLH-P2.5KAH.UK Power supply (phase, cycle,voltage) Single phase, 50Hz, 220-230-240V Input 0.14 0.10 <2.10> Running current 0.61 0.45 <8.75> Starting current 0.67 0.50 <8.75>...
  • Page 14 Service Ref. PLH-P1.6KAH.UK / PLH-P1.6KAH Item Cooling Function Heating Btu/h 15,000 17,100 (21,800) Capacity 4,400 5,000 (6,400) Total input 1.82 1.89 (3.29) Service Ref. PLH-P1.6KAH.UK / PLH-P1.6KAH Power supply (phase, cycle,voltage) Single phase, 50Hz, 220-230-240V Input 0.15 0.10 <1.40> Running current 0.64...
  • Page 15 Service Ref. PLH-P2KAH.UK / PLH-P2KAH Item Function Cooling Heating Btu/h 18,000 20,300 (25,100) Capacity 5,300 5,950 (7,350) Total input 2.44 2.40 (3.80) Service Ref. PLH-P2KAH.UK / PLH-P2KAH Power supply (phase, cycle,voltage) Single phase, 50Hz, 220-230-240V Input 0.14 0.10 <1.40> Running current 0.65 0.45 <5.83>...
  • Page 16 Service Ref. PLH-P2.5KAH.UK / PLH-P2.5KAH Item Function Cooling Heating Btu/h 21,500 25,200 (32,400) Capacity 6,300 7,400 (9,500) Total input 2.63 2.57 (4.67) Service Ref. PLH-P2.5KAH.UK / PLH-P2.5KAH Power supply (phase, cycle,voltage) Single phase, 50Hz, 220-230-240V Input 0.14 0.10 <2.10> Running current 0.61 0.45 <8.75>...
  • Page 17: Data

    DATA 1. PERFORMANCE DATA 1) COOLING CAPACITY(1) PLH-P1.6KAH.UK / PUH-P1.6VGA, PUH-P1.6YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 4356 3049 0.70 1.49 4224 2957 0.70 1.57 4092 2864 0.70...
  • Page 18 COOLING CAPACITY(2) PLH-P1.6KAH.UK / PUH-P1.6VGA, PUH-P1.6YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 3916 2741 0.70 1.79 3740 2618 0.70 1.92 3652 2556 0.70 2.01 4224 2450 0.58 1.83...
  • Page 19 COOLING CAPACITY(3) PLH-P2KAH.UK / PUH-P2VGA, PUH-P2YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 5346 3421 0.64 2.10 5184 3318 0.64 2.21 5022 3214 0.64 2.34 5724 2976 0.52 2.14 5562 2892...
  • Page 20 COOLING CAPACITY(4) PLH-P2KAH.UK / PUH-P2VGA, PUH-P2YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 4806 3076 0.64 2.52 4590 2938 0.64 2.70 4374 2799 0.64 2.92 5184 2696 0.52 2.58 5022 2611...
  • Page 21 COOLING CAPACITY(5) PLH-P2.5KAH.UK / PUH-P2.5VGA , PUH-P2.5YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 6237 4054 0.65 2.22 6048 3931 0.65 2.34 5859 3808 0.65 2.48 6678 3539 0.53 2.26 6489...
  • Page 22 COOLING CAPACITY(6) PLH-P2.5KAH.UK / PUH-P2.5VGA , PUH-P2.5YGA (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 5607 3645 0.65 2.66 5355 3481 0.65 2.85 5103 3317 0.65 3.09 6048 3205 0.53 2.73 5859...
  • Page 23 COOLING CAPACITY(7) PLH-P1.6KAH.UK, PLH-P1.6KAH .UK / PUH-P1.6VGAA.UK, PUH-P1.6YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 4356 3049 0.70 1.46 4224 2957 0.70 1.54 4092 2864 0.70 1.63 4664 2705 0.58...
  • Page 24 COOLING CAPACITY(8) PLH-P1.6KAH.UK, PLH-P1.6KAH .UK / PUH-P1.6VGAA.UK, PUH-P1.6YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 3916 2741 0.70 1.75 3740 2618 0.70 1.87 3564 2495 0.70 2.03 4224 2450 0.58...
  • Page 25 COOLING CAPACITY(9) PLH-P2KAH.UK, PLH-P2KAH .UK / PUH-P2VGAA.UK, PUH-P2YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 5247 3358 0.64 1.95 5088 3256 0.64 2.06 4929 3155 0.64 2.18 5618 2921 0.52 1.99...
  • Page 26 COOLING CAPACITY(10) PLH-P2KAH.UK, PLH-P2KAH .UK / PUH-P2VGAA.UK, PUH-P2YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 4717 3019 0.64 2.34 4505 2883 0.64 2.51 4293 2748 0.64 2.72 5088 2646 0.52 2.40...
  • Page 27 COOLING CAPACITY(11) PLH-P2.5KAH.UK, PLH-P2.5KAH .UK / PUH-P2.5VGAA.UK, PUH-P2.5YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 6237 4054 0.65 2.10 6048 3931 0.65 2.22 5859 3808 0.65 2.35 6678 3539 0.53 2.14...
  • Page 28 COOLING CAPACITY(12) PLH-P2.5KAH.UK, PLH-P2.5KAH .UK / PUH-P2.5VGAA.UK, PUH-P2.5YGAA.UK (240V) Outdoor intake air D.B.(°C) Indoor Indoor Intake air Intake air D.B.(°C) W.B.(°C) SHC(W) P.C. SHC(W) P.C. SHC(W) P.C. 5607 3645 0.65 2.52 5355 3481 0.65 2.71 5103 3317 0.65 2.93 6048 3205 0.53 2.59...
  • Page 29 3,850 1.45 5,050 1.74 5,700 1.93 6,350 2.08 3,050 1.24 3,300 1.35 3,650 1.56 4,875 1.87 5,500 2.08 6,125 2.24 PLH-P1.6KAH.UK 2,950 1.31 3,200 1.47 3,500 1.70 4,600 1.99 5,300 2.23 5,900 2.40 3,969 1.58 4,313 1.74 4,813 2.00 6,313 2.40...
  • Page 30 2. PERFORMANCE CURVE Cooling performance curve(50Hz) Heating performance curve(50Hz) Correcting the capacity line influenced by frosting Not correcting the capactiy line influenced by frosting INDOOR D.B.(°C) INDOOR W.B.(°C) INDOOR W.B.(°C) INDOOR D.B.(°C) OUTDOOR D.B.(°C) -12 -10 OUTDOOR W.B.(°C)
  • Page 31 3. ELECTRICAL DATA Indoor unit … 220V 50Hz Single phase Outdoor unit … 220V 50Hz Single phase / 380V 50Hz 3 phases Indoor unit Service PLH-P1.6KAH.UK PLH-P2KAH.UK PLH-P2.5KAH.UK Ref. Outdoor unit PUH-P1.6VGA PUH-P1.6YGA PUH-P2VGA PUH-P2YGA PUH-P2.5VGA PUH-P2.5YGA Mode Cool Heat...
  • Page 32 Indoor unit … 220V 50Hz Single phase Outdoor unit … 220V 50Hz Single phase / 380V 50Hz 3 phases PLH-P1.6KAH.UK PLH-P2KAH.UK PLH-P2.5KAH.UK Service Indoor unit PLH-P1.6KAH PLH-P2KAH PLH-P2.5KAH Ref. PUH-P•GAA.UK Outdoor unit 2.5V 2.5Y 1.6V 1.6Y Mode Cool Heat Cool...
  • Page 33 4. STANDARD OPERATION DATA Service Ref. PLH-P1.6KAH.UK PLH-P2KAH.UK PLH-P2.5KAH.UK Mode Cooling Heating Cooling Heating Cooling Heating Capacity 4,400 5,000 5,400 6,250 6,300 7,400 Input 1.86 1.93 2.62 2.67 2.77 2.64 Indoor unit Service Ref. PLH-P1.6KAH.UK PLH-P2KAH.UK PLH-P2.5KAH.UK Phase,Hz 1,50 1,50...
  • Page 34 PLH-P2.5KAH.UK PLH-P1.6KAH.UK PLH-P2KAH.UK Service Ref. PLH-P1.6KAH PLH-P2KAH PLH-P2.5KAH Mode Cooling Heating Cooling Heating Cooling Heating Capacity 4,400 5,000 5,300 5,950 6,300 7,400 Input 1.82 1.89 2.44 2.40 2.63 2.57 PLH-P1.6KAH.UK PLH-P2KAH.UK PLH-P2.5KAH.UK Indoor unit Service Ref. PLH-P1.6KAH PLH-P2KAH PLH-P2.5KAH Phase,Hz...
  • Page 35 6. NOISE CRITERION CURVES PLH-P1.6KAH.UK PLH-P2.5KAH.UK SPL(dB) LINE SPL(dB) LINE NOTCH NOTCH High High 39.5 PLH-P1.6KAH PLH-P2.5KAH Medium1 35.5 Medium1 PLH-P2KAH.UK Medium2 Medium2 36.5 PLH-P2KAH NC-70 NC-70 NC-60 NC-60 NC-50 NC-50 NC-40 NC-40 NC-30 NC-30 APPROXIMATE APPROXIMATE THRESHOLD OF THRESHOLD OF...
  • Page 36: Outlines And Dimensions

    OUTLINES AND DIMENSIONS INDOOR UNIT Unit : mm PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH Ceiling hole NOTE 1.The electrical parts box may be removed during servicing. When connecting the power line and the control wire, provide 25~35 690~710 25~35 enough length to the electric wires.
  • Page 37: Wiring Diagram

    WIRING DIAGRAM PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH PU(H)-P1.6, 2, 2.5VGA PU(H)-P1.6, 2, 2.5VGAA.UK POWER SUPPLY ~/N(1PHASE) 220-240V 50Hz PUH-P1.6, 2, 2.5YGA PU(H)-P1.6, 2, 2.5YGAA.UK POWER SUPPLY 3N~(3PHASE 4WIRES) 380-415V 50Hz TRANSMISSION WIRES DC12V P l e a s e s e t t h e v o l t a g e u s i n g t h e...
  • Page 38: Refrigerant System Diagram

    REFRIGERANT SYSTEM DIAGRAM PLH-P1.6KAH.UK / PUH-P1.6VGA, PUH-P1.6YGA PLH-P2KAH.UK / PUH-P2VGA, PUH-P2YGA Unit : mm PLH-P2.5KAH.UK / PUH-P2.5VGA , PUH-P2.5YGA Refrigerant flow in cooling <4-way valve solenoid coil> Refrigerant flow in heating Heating ON Cooling OFF Outdoor unit High pressure Refrigerant pipe...
  • Page 39: Troubleshooting

    TROUBLESHOOTING HOW TO CHECK THE PARTS PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH Parts name Check points Room temperature Disconnect the connector then measure the resistance using a tester. thermistor (TH1) (Surrounding temperature 10:~30:) Pipe temperature Normal Abnormal thermistor...
  • Page 40 <Thermistor Characteristic graph> Room temperature thermistor(TH1) Thermistor for < Thermistor for lower temperature > Pipe temperature thermistor(TH2) lower temperature Condenser/evaporator temperature thermistor(TH5) Thermistor R =15k' ± 3% Fixed number of B=3480K ± 2% Rt=15exp { 3480( 273+t 15k' 9.6k' 6.3k' 5.2k' 4.3k' 3.0k'...
  • Page 41: Disassembly Procedure

    DISASSEMBLY PROCEDURE 1. INDOOR UNIT Be careful on removing heavy parts. PLH-P1.6KAH.UK, PLH-P1.6KAH OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS Shaft 1. Removing the air intake grille Figure 1 (1) Press the PUSH button. (2) Open the intake grille 90°. (3) Remove the chip.
  • Page 42 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 5. Removing the room temperature thermistor Photo 5 (1) Remove the bell mouth. Indoor controller board (2) Remove the holder and the room temperature thermistor by pulling the catch. (3) Disconnect the red connector, CN20, on the indoor con- troller board.
  • Page 43 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS Drain hose Drain sensor 9. Removing the drain pump and drain sensor Photo 9 holder (1) Remove the panel. (2) Remove the bell mouth. (3) Remove the controller cover assy. (4) Remove the drain pan. (5) Remove 4 screws of the drain pump. (6) Pulling the clip of the drain hose, pull out the drain hose Clip from the drain pump.
  • Page 44: Parts List

    PARTS LIST PANEL PARTS PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH FILTER 1Hr. CENTRALLY CONTROLLED CHECK MODE ON OFF ˚C CHECK CLOCK TEST RUN FILTER CHECK MODE ˚C TEST RUN STAND BY ERROR CODE DEFROST NOT AVAILABLE FUNCTION TEMP.
  • Page 45 PANEL PARTS PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH Q'ty/set Price Wiring Recom- Remarks Diagram mended PLH-P1.6/2/2.5 Part No. Part Name Specification (Drawing No.) Unit Amount Symbol Q'ty KAH.UK S70 29H 002 AUTO VANE S70 31H 063 SPRING JOINT 2...
  • Page 46 FUNCTIONAL PARTS PLH-P1.6KAH.UK, PLH-P2KAH.UK, PLH-P2.5KAH.UK PLH-P1.6KAH .UK, PLH-P2KAH .UK, PLH-P2.5KAH THERMAL FUSE THERMAL SWITCH CONDENSER / EVAPORATOR TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR FUSE...
  • Page 47 Part numbers that is circled is not shown in the figure. Q'ty/set Price Wiring Recom- Remarks Diagram mended Part No. Part Name Specification PLH-P·KAH.UK PLH-P·KAH (Drawing No.) Unit Amount Symbol Q'ty S70 003 688 DRUM1 ASSY S70 29H 105 MOTOR MOUNT S70 E00 762 FAN MOTOR PAI-V30F-1...
  • Page 48: Optional Parts

    OPTIONAL PARTS 1. Program timer (PLH-P1.6 / 2 / 2.5KAH.UK) Part No. PAC-SC32PTA (with set back function) Applied Service Ref. PLH-P1.6 / 2 / 2.5KAH.UK 1-1 Program timer specifications Part name Program timer Parts No. PAC-SC32PTA Exterior dimensions (inch) 5-4/32 4-23/32 23/32 (130 120 18mm) Installation Wall mount...
  • Page 49: Names And Functions

    1-3 How to connect program timer (1) Install the program timer next to the remote controller the same way as the remote controller is installed. (2) Connect the program timer and the remote controller with a 5-wire cable as shown in the figure below Connect to indoor unit NOTE:While the program timer is connected to the remote controller, the with 2-wire cable.
  • Page 50 2. Program timer (PLH-P1.6 / 2 / 2.5KAH .UK) Part No. PAC-YT32PTA Applied Service Ref. PLH-P1.6 / 2 / 2.5KAH 2-1 Names and functions <PAC-YT32PTA> MODE A MODE B M O NIT O R SET BACK SET/MONITOR MODE A/B/OFF SET BACK DAILY TIMER MODE A/B WEEKLY SETTING ON/OFF/SET BACK...
  • Page 51: Remote Sensor

    3. Wide Panel Part No. PAC-SE06WP-E Applied Service Ref. PLH-P1.6 / 2 / 2.5KAH.UK, PLH-P1.6 / 2 / 2.5KAH 4. Space Panel Part No. PAC-SE01AS-E Applied Service Ref. PLH-P1.6 / 2 / 2.5KAH.UK, PLH-P1.6 / 2 / 2.5KAH 5. Multi-Functional Casement (For HIGH EFFICIENCY FILTER AND FRESH AIR INTAKE) Part No.
  • Page 52 HEAD OFFICE : MITSUBISHI DENKI BLDG., 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO100-8310, JAPAN cCopyright 2000 MITSUBISHI ELECTRIC ENGINEERING CO., LTD. Distributed in Sep. 2004 No. OC235 REVISED EDITION-B PDF Distributed in Sep. 2001 No. OC235 REVISED EDITION-A 250 Issued in Nov. 2000 No. OC235 225 New publication, effective Sep.

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