Page 2 - INDOOR UNIT; Models
INDOOR UNIT Models SKM22ZD-S, SKM25ZD-S, SKM28ZD-S, SKM35ZD-S, Models SKM50ZD-S Models STM25ZE-S, STM35ZE-S, STM50ZE-S, STM60ZE-S Models SRRM25ZE-S, SRRM35ZE-S, SRRM50ZE-S, SRRM60ZE-S
Page 4 - GENERAL INFORMATION; Specific features; Connectable indoor capacity; How to read the model name; Inverter and Heat pump type
- 1 - 1 GENERAL INFORMATION 1.1 Specific features (1) The long piping makes the location of the inside and units flexible. ¡ No need for additional charge of refrigerant : 45 type · 20m, 60 type · 30m, 80 type · 40m ¡ Maximum piping length : 45 type · 30m, 60 type · 40m, 80 type · 60m (2) Connectabl...
Page 5 - SELECTION DATA; Indoor unit
- 2 - Item Models SKM22ZD-S SKM25ZD-S SKM28ZD-S SKM35ZD-S Cooling capacity W 2200 2500 2800 3500 Heating capacity W 3200 3400 4000 4500 Noise level Cooling Hi : 37 Me : 30 Lo : 23 Hi : 38 Me : 31 Lo : 24 Hi : 39 Me : 32 Lo : 25 dB Hi : 53 Hi : 54 Hi : 55 Heating Hi : 39 Me : 33 Lo : 27 Hi : 40 Me : ...
Page 9 - Outdoor unit
- 6 - Item Model SCM45ZD-S Cooling capacity W 4500 (700 ~ 5600) Heating capacity W 5600 (700 ~ 6800) Power source 1 Phase 220/230/240V 50Hz Power consumption Cooling W 1390 (200 ~ 2160) Heating 1540 (200 ~ 2340) Running current Cooling 6.4/6.1/5.9 Heating A 7.1/6.8/6.5 Sound level Cooling : 45/45/47...
Page 12 - Operation data; capacity will be proportionally distributed.; Heating
- 9 - (3) Operation data ¡ The combinations of the indoor units is indicated by numbers. They are read as follows. (Example) SKM22ZD-S / 22 SKM35ZD-S / 35 ¡ The capacity of the indoor units is shown by rooms. If this exceeds the maximum capacity of the outdoor unit, the demand capacity will be propo...
Page 13 - Cooling
- 10 - (b) Cooling Indoor unit combination Cooling capacity (kW) Power consumption (W) Running current (A) Room cooling capacity (kW) Total capacity (kW) A room 2.2 2.5 2.8 3.5 2.15 2.0 1.9 1.7 2.2 2.1 1.9 2.25 2.0 2.3 2.15 2.3 2.6 2.8 2.2 2.3 2.6 2.25 2.6 2.3 B room Min. Standard Max. Min. Standard...
Page 21 - Exterior dimensions
- 18 - VIEW A 45 14.5 60 788 5 60 45 815 A 250 117.5 580 117.5 148.5 216.5 216.5 8.2 44.5 236.1 5.7 450 450 67.5 42.7 47.2 175 44.5 216.5 216.5 148.5 53.5 Piping for Gas Drain hose 540 (ø16) Piping for Liquid 465.1 (ø6.35) Piping hole (ø65) Piping hole (ø65) ( ) 22,25,28,35: ø9.52 50: ø12.7 397.1 Pi...
Page 24 - Piping system; Model
- 21 - - 21 - 2.4 Piping system Model SCM45ZD-S Outdoor unit Indoor unit Thermistor(Th I -R 1 ) Thermistor(Th I -R 2 ) Thermistor(Th I -A) Thermistor(Th O -C) Muffler Check joint Check joint Check joint Thermistor(Th O -D) Thermistor(Th O -A) Receiver Thermistor(Th O -R) Heat exchanger Heat exchange...
Page 27 - obtained in the following way.; Net capacity = Capacity shown on specification; Air inlet temperature of; outdoor heat exchanger.
- 24 - 2.5 Selection chart Correct the cooling and heating capacity in accordance with the conditions as follows. The net cooling and heating capacity can be obtained in the following way. Net capacity = Capacity shown on specification × Correction factors as follows. (1) Coefficient of cooling and ...
Page 28 - ELECTRICAL DATA; Meaning of marks; Parts name; Electrical wiring
- 25 - 3 ELECTRICAL DATA Meaning of marks • Outdoor Unit • Indoor Unit FM I CF I SM Tr ZNR F Parts name Fan motor Capacitor (for FM I ) Flap motor Transformer Varistor Fuse Symbol DM FS Th I -A Th I -R 1 Th I -R 2 Parts name Drain motor Float switch Thermistor (room temp.) Thermistor (indoor H.X tem...
Page 34 - HI POWER; Indication section; OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER; Operation control function by remote control switch
- 31 - LO MID HI AUTO HI POWER ECONO ON OFF AM PM HI POWER TEMP ECONO AIR FLOW CANCEL ON OFF RESERVE TIMER TIME ACL FAN SPEED ON MODE LO MID HI AUTO TIME OFF HI POWER ECONO ON OFF AM PM FAN SPEED button Each time the button is pushed, the indi- cator is switched over in turn. • The above illustratio...
Page 35 - Unit indication section
- 32 - Unit indication section RUN (HOT KEEP) light (green) • Illuminates during operation. • Blinks at air flow stop due to the ‘HOT KEEP’. ECONOMY light (orange) Illuminates during ECONOMY operation. TIMER light (yellow) Illuminates during TIMER operation. HI POWER light (green) Illuminates during...
Page 36 - INSTALLATION; Installation tools; Pipe working
- 33 - 5 INSTALLATION R410A refrigerant is used for this air-conditioner. Execute the installation work while taking care of the following points in addition tothe general caution items. 5.1 Installation tools Prepare the following special tools for R410A in addition to the general-purpose tools. ● ...
Page 38 - CABINET ASSY
- 35 - No. 1 2 3 4 5 6 7 8 9 10 11 12 CABINET ASSY FAN, TURBO MOTOR, DC PUMP ASSY, DRAIN SWITCH ASSY, FLOAT HEAT EXCH ASSY(AIR) PWB ASSY CONTROL ASSY, REMOTE PANEL, FRONT LOUVER ASSY, BLOW MOTOR, STEPPING GRILLE, AIR INLET STM25ZE-S STM35ZE-S STM50ZE-S STM60ZE-S RJA100A760A SSA431J018 SSA512T074 PJA...
Page 39 - PROPELLER
- 36 - PARTS LIST (Main parts) (2) Outdoor unit No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 PANEL,FRONT PANEL,SIDE(R) PANEL,SIDE(L) PANEL,TOP GRILLE,AIR OUTLET GUARD,FAN GUARD,FIN BRACKET,MOTOR BASE,MOTOR MOTOR,AC PROPELLER BASE ASSY HEAT EXCH(AIR) VALVE,S(4WAY) COIL,SOLENOID ...
Page 40 - Air-Conditioning & Refrigeration Systems Headquarters
INVERTER MULTI-SPLIT SYSTEMROOM AIR-CONDITIONER Air-Conditioning & Refrigeration Systems Headquarters 16-5, 2-chome, Kounan, Minato-ku, Tokyo, 108-8215, Japan Fax: (03) 6716-5926