Page 2 - ENGLISH; Contents
2 ENGLISH 1. Safety precautions ...................................................................... 3 1.1. Before installation and electric work ............................... 31.2. Before getting installed ................................................... 31.3. Before getting installed (moved...
Page 3 - Safety precautions; Before installation and electric work; Symbols used in the text; ELV; Carefully read the labels affixed to the main unit.
3 ENGLISH • Do not touch the heat exchanger fins.- Improper handling may result in injury. • If refrigerant gas leaks during installation work, ventilate theroom.- If the refrigerant gas comes into contact with a flame, poisonous gases will be released. • Install the air conditioner according to thi...
Page 4 - electrical work
4 ENGLISH 1.4. Before starting the test run Caution: • Turn on the power at least 12 hours before starting operation.- Starting operation immediately after turning on the main power switch can result in severe damage to internal parts. Keep the powerswitch turned on during the operational season. • ...
Page 5 - Combination with indoor units; Model name
5 ENGLISH 2. Combination with indoor units The indoor units connectable to this unit are shown below. Note:1. The total capacity of connected indoor unit models represents the total sum of the figures expressed in the indoor model name.2. Combinations in which the total capacity of the connected ind...
Page 6 - Selection of installation site; Outdoor unit configuration
6 ENGLISH 5. Selection of installation site Select space for installing outdoor unit, which will meet the followingconditions: • no direct thermal radiation from other heat sources • no possibility of annoying neighbors by noise from unit • no exposition to strong wind • with strength which bears we...
Page 7 - When inlet air enters from right and left sides of unit; and L; Space required around unit; and L; Model; When there is an obstruction above the unit
7 ENGLISH 6.1. Individual installation Basic space requiredA space of at least 250 mm is necessary at the back for inlet air. Takingservicing, etc. from the rear into account, a space of about 450 mmshould be provided, the same as at the front. D F E C B A <Top view> <Side view> A 250 mm...
Page 8 - mean for transportation because they are dangerous.; Lifting method and weight of product; Attach the ropes to the unit at an angle of 40° or less.; ous installation; FE; F E; Open in the two directions
8 ENGLISH Weight of product: PUHY-400 PUHY-500 PUHN-200 PUHN-250 430 kg 470 kg 240 kg 255 kg Caution: Be very careful to carry product.- Do not have only one person to carry product if it is more than 20 kg.- PP bands are used to pack some products. Do not use them as a mean for transportation becau...
Page 9 - Installation of unit; Individual installation; Example of collective installation; For collective installation, provide a 10 mm gap between units.
9 ENGLISH 8. Installation of unit 8.1. Location of anchor bolt Mount the constant capacity unit on the left and variable capacity unit on the right of the same frame (as seen from the front of the unit). Allow10 mm of clearance between the units. • Individual installation (Unit: mm) Service side 880...
Page 10 - Connecting direction for refrigerant; Measuring location: a room free from echoes and reverberations
10 ENGLISH 8.3. Connecting direction for refrigerant piping Two connecting directions are available for refrigerant piping of the out-door unit: bottom piping and front piping.as shown below: C A B A B D A Knock-out hole B Bottom piping C Front piping D Connect piping (to constant capacity unit) Not...
Page 11 - Caution for snow and seasonal wind; Snow hood; openings of inlet and outlet ducts.
11 ENGLISH 9. Caution for snow and seasonal wind In cold and/or snowy areas, sufficient countermeasures to wind and snowdamages should be taken for operating unit in normal and good condi-tion in winter time. Even in the other areas, full consideration is requiredfor installation of unit in order to...
Page 12 - Refrigerant piping installation; Never perform a pump down. This will damage the compressor.
12 ENGLISH 10. Refrigerant piping installation 6 If the diameters of the branch piping of the designated refrigerant piping differs, use a pipe cutter to cut the connecting section and then use anadapter for connecting different diameters to connect the piping. 7 Always observe the restrictions on t...
Page 13 - Low difference
13 ENGLISH (2) Refrigerant piping diameter in section from branch to indoor unit (indoor unit piping diameter) Model number Piping diameter (mm) 20 · 25 · 32 · 40 Liquid line ø6.35 Gas line ø12.7 50 · 63 · 71 · 80 Liquid line ø9.52 Gas line ø15.88 100 · 125 Liquid line ø9.52 Gas line ø19.05 10.2. Re...
Page 15 - Connect ball valve piping in the order of (oil balance)
15 ENGLISH S O 3 1 1 A B 1 3 <When shipped from the manufacturer> <After installation> ^ 10.3. Precautions concerning piping connection and valve operation <For variable capacity unit> • Connect piping and operate valves exactly as described in the figure below. • After performing ...
Page 16 - Ball valve
16 ENGLISH Replace the solid packing. Hollow packing S O 1 3 <For constant capacity unit> • Connect piping and operate valves exactly as described in the figure below. • Gas side connecting piping is already assembled when the equipment is shipped. (See figureon right.) 1 When brazing to conne...
Page 17 - Appropriate tightening torque by torque wrench
17 ENGLISH A Valve stem[Fully closed at the factory, when connecting the piping, when evacuating,and when charging additional refrigerant. Open fully after the operationsabove are completed.] B Stopper pin [Prevents the valve stem from turning 90° or more.] C Packing (accessory) D Distributer (gas) ...
Page 19 - method
19 ENGLISH 10.5. Distributor (gas) connection method ■ Taking out piping from the front direction (1) Remove the copper cap and rubber packing attached to the pip- ing and flange of the distributor (gas) (optional). (2) Assemble outside the unit with the elbow ( 8 ) in the specified shape and braze....
Page 20 - Joint; 3 to 14 is different from the size of the joint,; Header; 4 and the size of the joint is different,; Variable
20 ENGLISH 10.6. How to install branch pipe For detail, please observe the instruction manual attached to the op-tional refrigerant branch kit. ■ Joint A To outdoor unit B To branch piping or indoor unit • Apar t from the CMY-Y202-F and CMY-Y302-F gas side, there are norestrictions on the posture fo...
Page 21 - 3 to 14.) Too much or too little refrigerant
21 ENGLISH B A K J L H M C D E F G I LO HI D C C B E F G HI J A LO HI 10.7. Airtight test and evacuation 1 Airtight testAirtight test should be made by pressurizing nitrogen gas to 3.0 MPa. For the test method, refer to the following figure. (Make a test with the ball valveclosed. Be also sure to pr...
Page 22 - piping
22 ENGLISH E E D A B 10.8. Thermal insulation of refrigerant piping Be sure to give insulation work to refrigerant piping by covering liquidpipe and gas pipe separately with enough thickness heat-resistantpolyethylene, so that no gap is observed in the joint between indoor unitand insulating materia...
Page 23 - Penetrations; Outer wall; Branch piping section; A B
23 ENGLISH Penetrations Inner wall (concealed) Outer wall Outer wall (exposed) Floor (fireproofing) Roof pipe shaft Penetrating portion on fire limit and boundary wall A Sleeve B Heat insulating material C Lagging D Caulking material E Band F Waterproofing layer G Sleeve with edge H Lagging material...
Page 24 - Be sure to provide designated grounding work to outdoor unit.
24 ENGLISH 11. Electrical work 11.1. Caution 1 Follow ordinance of your governmental organization for technical standard related to electrical equipment, wiring regulations and guidance of eachelectric power company. Warning: Be sure to have authorized electric engineers do electric work using speci...
Page 25 - How to use the conduit mounting plate; b. Constant capacity unit; The service panel is removed by removing the six screws at the top; tion of wiring; a. Variable capacity unit; Remove the total of six screws at the top and bottom, and remove; C D
25 ENGLISH 3. Connect indoor and outdoor units through the terminal block for trans- mission lines (TB3). Outdoor units and connections to central controlsystems go through the terminal block for centralized control (TB7).When making an indoor/outdoor connection with shielded wiring, con-nect the sh...
Page 26 - The control box cover is removed by removing the 2 screws and pull-
26 ENGLISH 2. The control box cover is removed by removing the 2 screws and pull- ing downward. (The control box with the cover removed is shown inthe figure below.) 3. Method of using conduit mounting plate The equipment includes conduit mounting plates (ø27, ø33, ø40).Select the mounting plate acc...
Page 27 - Connecting a transmission booster
27 ENGLISH 11.3. Wiring transmission cables Wiring method, address setting method and permissible wiring length differ according to and whether or not you are using transmission booster. Checkpermissible wiring length before wiring.A may be required depending on the number of indoor units.Item 4 “Wi...
Page 29 - Permissible length
29 ENGLISH Permissible length Prohibited items Length of the wire to the most remoteindoor unit in the system (1.25 mm 2 ) L 1 + L 2 , L 2 + L 3 , L 3 + L 1 = 200 m Remote control wire length1 In the case of 0.5 - 0.75 mm 2 wire, r 1 , r 2 = 10 m 2 If the length exceeds 10 m, use1.25 mm 2 wire and l...
Page 30 - Example of tr
30 ENGLISH Group 1 Group 3 Group 5 (Sub remote controller) Shielded cable M1 M2 M1M2 S TB7 M1 M2 S TB3 TB3 (51) RC IC (02) IC M1M2 S TB5 M1M2 S TB5 (01) IC M1M2 S TB5 1 2 3 TB13 1 2 3 TB13 1 2 3 TB13 IC (03) M1M2 S TB5 1 2 3 TB13 IC (07) M1M2 S TB5 1 2 3 TB13 (04) L 1 L 8 r 1 r 4 L 9 L 2 L 3 L 4 L 5...
Page 33 - Wiring of main power supply and equipment capacity; Make sure the power-supply voltage does not drop more than 10 %.; Indoor Unit
33 ENGLISH 11.4. Wiring of main power supply and equipment capacity Schematic drawing of wiring (example) E Power supply (single-phase) 220/230/240 volt F 1.5 mm 2 or more G Pull box H Indoor unit Thickness of wire for main power supply and on/off capacities (example) Switch (A) Minimum wire thickne...
Page 35 - How to cope with test run abnormality
35 ENGLISH 5105 Piping temperature sensor error (TH5) 5106 Outdoor temperature sensor error (TH6) 5107 Subcool coil liquid outlet temperature sensor error (TH7) 5108 Subcool coil bypass outlet temperature sensor error(TH8) 5109 Sub cool coil bypass inlet temperature sensor error (TH9) 5110 Inverter ...
Page 37 - ABCDEFGH; Coping with remote controller abnormality
37 ENGLISH Displaying the service LED Service LED (LD1) • Error code displayAlternate display of error generating address and error codeExample At outdoor unit address 51, abnormal discharge temperature (Code 1102) • Flag displayExample SV1 ON under only compressor 1 operated ABCDEFGH A Flag 1 E Fla...
Page 40 - NKNK; pbis; NK; oOO; NKOK
35 NKNK !"#$%& s !"#$%&'()*+),-./0 . s !"#$%&'()* +,-./#$01234 . !"#$%&'() = !"#$%&'()*+,-./012345#67 . = !"#$%&'()*+,-./ . !"#$%&'() !"#$%& . !"#$%&'( . !"#$%& . !"#$%&'()*+, -./012345 67 ! !"#$%&'()*+( ...
Page 41 - OMâÖ
36 NKQK !"# = !"#$% NO !"#$%&' . !"#$%&'()*&+,-./01234567 !" . !"#$%&'()*+(, . !"#$%& . !"#$%&'!( . !"# $%&'()*+,-./0 . !"# $%&'()*+,-",.'/0123 !"#$%&'()*+",-./01/ . !"#$%&'()*+,-+ . !"#$%&'()*'+,...
Page 42 - PK
37 micvJ mPO QM RM SP UM NMM NOR shj micvJ mOR PO QM RM SP UM NMM NOR sija mbcvJ mOR PO QM RM SP UM NMM NOR sj macvJ mOR PO QM RM SP TN UM NMM NOR sj m`cvJ mQM SP NMM NOR sdj mhcvJ mOR s^j mhcvJ mPO QM RM sdj mccvJ mOR PO QM RM SP sibj mccvJ mOR PO QM RM SP sioj OMMúROM mrevJQMM OúOM ORMúSRM mrevJRM...
Page 43 - RK; QP; SKNK
38 RK !"#$ !"#$%&'()*+,-./0123 !"#$%&'($)* !"#$%&'()*+,- !"#$ !"#$%&'()* !"#$%&'()*+, !"#$%&'()*+ !"#$%&'( )*+,-./01"2$3453 !"#$%&'( . !"#$%&''()*+,-./01234567 . !"#$% NM !"# $%&'()*+,-# !"#$%&'()...
Page 44 - mrevJQMM; SKOK; ÜZ
39 !"#$% C B A B 650 325 A C H h Hh D E !" A i N B i O C D E !"#$% e !"#$%"#&'()*+ . !"#$%&'()*+,-". Ü !"#$%& i N i O . i N i O mrevJQMM QRM ORM mrevJRMM ! Ü NMM i N !" QRM=H=NMM=Z=RRMãã !"#$%&'( A E D C F B !"#$%&' A QR ! B PMMãã C D N...
Page 45 - UKNK
40 !" mrevJQMM mrevJRMM QPM=âÖ QTM=âÖ = !"#$%&'( . !"#$% OMâÖ !"#$%&'( . !"#$%&' . !"#$%&'()*+,- !" . !"#$%&'()$*+,-./012!3 . !"#$%&'()*+,-. . !"#$%&' !"#$ . !"#$%&'()*+,-./ . P !"#$ !"#$%&'()*+,-./01 . TK= !...
Page 46 - UKOK; NMMãã
41 80 82 78 80 694 73 90 780 B 780 B 1760 C 1990 D 840 E 880 B 15 910 56 56 A F ;; ; 150 Ø62 Ø27 230 111 ;; ;; UKOK !"#$%&'())*+,-./01234567 . !"#$%&'()* . !"#$%&'()*+,-./ 0123+(4 ! " # $ . !" #$ %&' ()*+,- . /( !"#$ . 880 ± 5 ;; A B C ;;; ;;; !"#$%&'(...
Page 47 - UKQK; ERMLSMeòF; UKPK
42 UKQK ERMLSMeòF mrevJQMM mrevJRMM SMLSN=Ç_=E^F 1m 1m A B A B ! !"#$%&'()*+, UKPK !"#$%&' !"#$%&'()*+, O !"# ! . !"# C A B A B ! C ! !"#$%&'()*+,-./ NMMãã !"#$ !"#$%& .
Page 48 - VK; VKNK
43 H 500 (840) 500 1145 (670) 821 903 1093 A B B 1888 (1990) VK !"#$%& ! L !"#$%&'()*+,-./012345 !"#$%&'()*+, . !"#$%&'( !"#$%&'()*+,-./01234567 . !"#$%&'()*+# NM !"#$%&'()* !"#$%&'()*+, . VKNK ! !"#$%&'()&*+,-./01234* &...
Page 50 - ENF
45 ENF !"#$ N ! ^ EOF !"#$%& ~ Ä Å Ç É EPF !" ! _ ` a !"#$ . ! 1 : 125 A : ø15.88 40 m a : ø9.52 10 m 2 : 100 B : ø12.7 10 m b : ø9.52 10 m 3 : 50 C : ø12.7 5 m c : ø9.52 10 m 4 : 32 D : ø9.52 5 m d : ø6.35 5 m 5 : 32 e : ø6.35 10 m !"#$%&'( ø15.88 : A = 40 mø12.7 : B + C...
Page 55 - QR
50 B A K J L H M C D E F G I LO HI D C C B E F G HI J A LO HI NMKRK= !"#$%& q !" !"#$%&'( OKVQjm~ !" . !"#$%& . !"#$%&'()* . !"#$%&'()*+ !"#$! . !"#$%&'()*+,"-./0123456789:; . A B !" C !" D iç E eá F G H I ! J w !"#$%&'(...
Page 66 - NKMj; réLaçïå; SO
61 NOK= NOKNK= !"#$ N !"#$%&'()*+,-(.#$/0 !"#$%&'() RMMs !"#$% NKMj Ω . !" NKMj Ω !"#$# . !"#$%&'()*+,-./012#$%&'3456 . O !"#$%&"#'()*+,-./0$1'(23'4567809:;'<=>?@AB NKMj Ω !"#$ !"#$%&'()*" . !"#$% NKMj Ω !"#$%&...
Page 68 - EptNF
63 iba !"# N O P Q R S T U A B C 1 2 3 4 5 6 7 8 9 10 A B 1 2 3 4 5 6 7 8 9 10 !" N ! N ! !" O ! " ! " ! " ! " psQ N V NT N V NT N V NT O psRÄ P NN NV P NN NV P NN NV ONpQ psS Q NO OM Q NO OM Q NO OM psN `eOI=P R NP R NP R NP ROc S NQ S NQ S NQ psOOLPO E WNF T NR T NR T N...
Page 69 - ibaEiaNF
64 !"#$ EibaF ibaEiaNF !"# !"#$%& '(#$)* . !"#$% RN !"#$%&' NNMO ! !"#$%& psN=lk NOKQK= !"#$% ON/OFF – STAND BY DEFROST INDOOR UNIT ADDRESS NO ERROR CODE OA UNIT ADDRESS NO CENTRALLY CONTROLLED CLOCK ON OFF ˚C 1Hr. NOT AVAILABLE ˚C CHECK MODE FILTER CHECK TEST...
Page 70 - NOKRK
65 !"#$%&'()*+,-+./)012()-+,* ! . !"#$%&'()*+,-./012345"167 N !"#$%&'()*+,-./'( . !"# !"#$%&'()*+,-./01234567, . !"#$%#&'()*+) . ! " # $%& ' $ ( ) * + , - . / 0 1 2 3 4 5 6 . !"#$% . !"#$%&'() N !"#$%&'()*+,- . !"#$%&...
Page 103 - Printed in Japan; Please be sure to put the contact address/telephone number on
WT02922X02 Printed in Japan HEAD OFFICE MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO 100-8310 TELEX J24532 CABLE MELCO TOKYO Please be sure to put the contact address/telephone number on this manual before handing it to the customer. This product is designed and intended for use in the residential, commer...
