Argo 245C / 3SC Manual

Cooling only model

Heat pump model

ARGO 235H / 3HP

DISEGNO MACCHINA

TECHNICAL DATA & SERVICE MANUAL

ARGO 245C / 3SC

0.8180.405.2 09/2006

Page

SPECIFICATIONS

1) Unit specifications 3

2) Major Component specifications 4

BOPERATING RANG

CDIMENSIONAL DAT

DPERFORMANCE CHARTS 7

EREFRIGERANT FLOW DIAGRAMS 10

FFUNCTIONS

1) Cool Mode Operation 11

2) Heat Mode Operation 12

3) Auto (Cool/Heat) Mode Operation 13

4) Dry Mode Operation 14

5) Fan Mode Operation 15

6) Protection Operations in Cool and Dry Modes 15

7) Protection Operations in Heat Mode 17

8) Sleep Function 20

9) Daily Timer Function 20

10) IFEEL Function 20

11) Manual Unit control and Led indicators 21

12) Recovery from power failure 21

13) Outdoor fan operation 22

GELECTRIC WIRING DIAGRAMS 23/24

HTROUBLESHOOTING 25

IREFRIGERANT CHARG

LCHECKING ELECTRAL COMPONENTS

1) Measurement of Insulation Resistance 33

2) Checking Continuity of Fuse on PCS Ass'y 34

3) Checking Motor Capacitor 34

MBOILER CONNECTION KIT

1) Specifications and operating limits 35

2) Performance charts 36

3) Component specifications 37

4) Hydraulic connections and valves 38

Table of contents

IFI

ATI

1) UNIT SPECIFICATIONS

COOLING HEATING

BTU / h 8020 7700

kW 2,35 2,25

BTU / h

Air circulation (high/med/low) m3/ h

Moisture removal (high speed) Cooling l / h 1,0 ---

Dry 27°C ( 60% R.U.) liters / 24h 30 ---

30°C (80% R.U.) liters / 24h 59 ---

Voltage rating V

Available voltage range V

Running Ampere (air conditioner) A 4,2 4,0

Running Ampere (hot-water system) A

Power input (air conditioner) W 900 850

Power input (hot-water system) W

Power factor 0,93 0,92

C.O.P 2,61 2,65

Compressor locked rotor amperes A

Refrig./Stand. Charge at shipmen R410A

Ducts diameter ( 2pcs ) mm

Water connections diameter onli models 245C / 235H

NOTE

Rating conditions:

Sound pressure

level (outdoor)

Air conditioner Hi dB(A) 53 to 4 m.

Air conditioner Lo dB(A) 48,5 to 4 m.

Net weight

162

Height

Widht

Depht

Holes diameter in the wall (2)

Data can be changed without notice

839

260-280

Sound pressure

level (Indoor)

50 / 48,75

Hot-water system Hi/Me/Lo dB(A)

Air conditioner Hi/Me/Lo dB(A)

DIMENSIONS AND WEIGHT

45-43-41

Not requested By duct

162

735

42-39-32

2,1

330-300-280

935

0,95

ELECTRICAL RATINGS

330-300-280

1,2

Capacity (hot-water

system)

4,3

0,10

UNIT MODEL ARGO 245C / 3SC ARGO 235H / 3HP

Capacity (air

conditioner)

Power source 220 - 240 V 50 Hz

PERFORMANCES COOLING

8360

2,45

Cooling: outside air temp.: 35° C DB, indoor air temp.: 27° C DB, 19° C WB

Fan speed (hot-water system)

52 / 50,75

Condensate drain system

Compressor

Air filter

1/2"Gas

Vertical

Auto (manual for hot water system)

Refrigerant control

600g

Capillary tube

2,62

Rotary (hermetic)

Manual

3 + Auto

7160

Heating: outside air temp.: 7° C DB, 6° C WB, indoor air temp.: 20° C DB

FEATURES

Controls / temperature control Microprocessor / I.C. Thermostat

Airflow direction

(Indoor)

Horizontal

520g

Washable, easy access

220 - 240

Fan speed (air conditioner)

Wireless remote control unit

ON / OFF 24 hours and programTimer

Control unit

198 - 264

2) MAJOR COMPONENT SPECIFICATIONS

Controls

Jumper Setting J1….J8 (see Electric waring diagram)

Model

Resistance (at 25° C) kΩ

RESISTOR OUT P7

Resistance (at 25° C) kΩ

Nominal powe

Model

Number / Diameter / Lenght mm

No. of pole / rpm (230 V, high)

Nominal input W

Coil resistance (at 25° C) Ω

°C

µF

VAC

Model

Number / Diameter / Lenght mm

No. of pole / rpm (230 V)

Nominal input W

Coil resistance (at 25° C) Ω

°C

µF

VAC

Model

Coil resistance (at 20° C) Ω

Ω

µF

VAC

°C

Operating amp. (Ambient temp. 25° C)

THERMISTOR (OUTDOOR AIR SENSOR) TH5

10 ± 5%

Trip in 6 to 16 sec. at 16A

VLT-ORG: 62÷71

GRY-BRN: 78÷90

Open 150 ± 10K

Setting

Led color

5PS102EAA

C-R : 3.863

C-S : 3.309

150 ± 5K

Autoreset

THERMISTOR (COIL SENSOR) TH3

Safety device

GRY-WHT: 545÷630

WHT-VLT: 92÷105

Part No.

Control circuit fuse (F1)

SWITCH INDICATOR ASSY PCB

2,54mm - 6 pcs 2,54mm - 5 pcs

Microprocessor

KSA - CTRL - DB

250VAC - 5A -T

CONTROLLER (PCB)

UNIT MODEL ARGO 245C / 3SC ARGO 235H / 3HP

Run capacitor (C2)

Nominal cooling capacity

Open

Setting

Run capacitor (C3)

COMPRESSOR (CM)

FAN & FAN MOTOR (FMO)

Safety device

Centrifugal 1 / Ø146 / 140

2 / 2060

180

(Internal bimetallic type)

BLU-BRN: 74± 5%

BLU-BLK: 66± 5%

Compressor oil RB68A or Freol Alpha68M

Open

Operating

temperature

Overload relay (OLR)

Run capacitor (C1)

Autoreset

1,5

440

384208021

(Internal bimetallic type)

NTC (with brass pipe)

---

TMR : blu - STB : yellow - OPR : green

10 ± 1%

4,7 ± 5% ---

0,5 ± 5% ---

69 ± 9°C

148 ± 5°C

420

350

2350

External

REMOTE CONTROL UNIT RC-7 (ST) RC-7 (RC)

THERMISTOR (COIL SENSOR) TH1 NTC (with brass pipe)

10 ± 3%

THERMISTOR (ROOM SENSOR) TH2

10 ± 5%

450

Rotary ( Hermetic)

FAN & FAN MOTOR (FMI)

Cross-flow 1 / Ø100 / 515

4 / 1350

K35406-MO2024

D2E 146 - HS03 - 46

Model

Rating

Nominal intput

Coil resistance (at 20° C) Ω

SAFETY FLOAT SWITCH (FS)

Model

Contact rating

FLAP MOTOR (FLP)

Type

Model

Rating

Coil resistence (Ambient temp. 25°C) Ω

4 WAYS VALVE (20S

)

Model

Coil rating

Coil resistence (Ambient temp. 20°C) Ω

HEAT EXCHANGER COIL (EVAPORATOR

)

Coil

Rows

Fin pitch mm

Face area m

HEAT EXCHANGER COIL (CONDENSER

)

Coil

Rows

Fin pitch mm

Face area m

THERMOSTATIC VALVE DRAIN PA

Open °C

Close °C

Stroke mm

OPERATING RANGE

Cooling only model

Heat pump model

Cooling

Temperature

Maximum

Minimum 19° C DB/ 14° C WB

Aluminium plate fin / copper tube

1,3

0,111

43° C DB

19° C DB

Indoor air intake temp. Outdoor air intake temp.

32° C DB/ 23° C WB

Cooling

Heating

Temperature

Maximum

Minimum

Maximum

Minimum

Indoor air intake temp.

32° C DB/ 23° C WB

19° C DB/ 14° C WB

Outdoor air intake temp.

43° C DB

19° C DB

27° C DB

24° C DB / 18° C WB

-8° C DB / -9° C WB

Maximum

Minimum

32° C BS/ 80% R.U.

16° C BS/ 80% R.U.

43° C DB

16° C DB

Dry Maximum 32° C BS/ 80% R.U. 43° C DB

Minimum 16° C BS/ 80% R.U. 16° C DB

Dry

Stepping motor

MP24GA1

778 ± 8%

0,107

DC 12V

WHT-BLU (respectively 4 wires) : 380 ± 7%

230 V AC/DC - 0,5 A

AC 220V, 50 Hz, 6W

---

UNIT MODEL ARGO 245C / 3SC ARGO 235H / 3HP

291036

CONDENSATE PUMP (PC)

220-240VAC~50Hz

Model ---

---

1,6

5W - 0,05A

1440 ± 5%---

Aluminium plate fin / copper tube

BI 1300 2725

---

DP 25-1101-07 or

SQ-136---

DP 25-1107

4,4

15,5

5,16

DIMENSIONAL DATA

All dimensions are in mm

Conditions: Power source 230 V - 1- 50 Hz - Single phas

Indoor air velocit

High speed

Cooling characteristics

Indoor relative humidity 48%

Capacity (%)

DISEGNO MACCHINA

Power input (%)

E.E.R. (%)

PERFORMANCE CHARTS

ARGO 245C / 3SC Cooling only model

100

110

120

130

140

19 23 27 31 35 39 43

outdoor air D.B.temp. °C

indoor air D.B. temp.

100

105

110

115

120

19 23 27 31 35 39 43

outdoor air D.B. temp. °C

indoor air D.B. temp. °C

100

120

140

160

19 23 27 31 35 39 43

W/W

indoor air D.B. temp. °C

outdoor air D.B. temp. °C

Conditions: Power source 230 V - 1- 50 Hz - Single phas

Indoor air velocit

High speed

Cooling characteristics

Indoor relative humidity 48%

Capacity (%)

DISEGNO MACCHINA

Power input (%)

E.E.R. (%)

ARGO 235H / 3HP Heat pump model

100

110

120

130

140

19 23 27 31 35 39 43

indoor air D.B. temp. °C

outdoor air D.B.tem

. °C

100

105

110

115

19 23 27 31 35 39 43

outdoor air D.B. tem

. °C

indoor air D.B. temp. °C 32 27

100

120

140

160

19 23 27 31 35 39 43

W/W

outdoor air D.B. temp. °C

indoor air D.B. temp. °C

Heating characteristics

Outdoor relative humidity 85%

Capacity (%)

DISEGNO MACCHINA

Power input (%)

COP (%)

100

110

120

130

-10 -6 -2 2 6 10

indoor air D.B. tem

.20°C

outdoor air D.B.tem

. °C

100

105

110

115

-10 -6 -2 2 6 10

indoor air D.B. tem

.20°C

outdoor air D.B.tem

. °C

100

120

140

160

-10 -6 -2 2 6 10

W/W

indoor air D.B. tem

.20°C

outdoor air D.B.tem

. °C

REFRIGERANT FLOW DIAGRAM COOLING MODEL

REFRIGERANT FLOW DIAGRAM HEAT PUMP MODEL

ARGO 245C / 3SC

ARGO 235H / 3HP

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