Lennox COMPACTAIR CSC, COMPACTAIR CDC, COMPACTAIR CDH, COMPACTAIR CSH Installation, Operating And Maintenance

lennoxemeia.com

COMPACTAIR

CSC - CSH

CDC - CDH

Installation,
operating
and maintenance

Vertical packaged air conditioner
Outdoor unit

20 > 100 kW

MIL120E-0613 / 06-2013

Translation of original manual

1

4
4
4
5
6-11
12-13

14
14
16
17
17
17
18-21
22-23
24

25
26-27

28
28
29

2.- INSTALLATION PAGE

3.- COMMISSIONING AND OPERATION PAGE

4.- MAINTENANCE PAGE

DATA PAGE FOR COMMISSIONING UNIT PAGE 3

TABLE OF CONTENTS

POINTS TO BEAR IN MIND PAGE 2

1.- GENERAL CHARACTERISTICS PAGE

1.1.- PHYSICAL DATA

1.2.- ELECTRICAL DATA

1.3.- OPERATING LIMITS

1.4.- FAN PERFORMANCES

1.5.- PIPING DRAWINGS

1.6.- UNIT DIMENSIONS

2.1.- PRELIMINARY PREPARATIONS

2.2.- UNIT ACCEPTANCE

2.3.- OPTIONAL OPERATIONS PRIOR TO UNIT INSTALATION

2.4.- UNIT LOCATION

2.5.- INSTALLATION CLEARANCES

2.6.- DRAINS

2.7.- REFRIGERANT CONNECTIONS

2.8.- ELECTRICAL CONNECTIONS

2.9.- OPTIONS INSTALLATION

3.1.- PRELIMINARY CHECKS BEFORE FIRST INSTALLATION

3.2.- PRELIMINARY CHECKS AT FIRST INSTALLATION

4.1.- PREVENTIVE MAINTENANCE

4.2.- CORRECTIVE MAINTENANCE

4.3.- FAILURE DIAGNOSIS

Lennox have been providing environmental solutions since 1895, our COMPACTAIR range continues to meet the stan­dards that have made LENNOX a household name. Flexible design solutions to meet YOUR needs and uncompromi­sing attention to detail. Engineered to last, simple to maintain and Quality that comes as standard.
For information on local contacts at www.lennoxeurope.com.

All the technical and technological information contained in this manual, including any drawing and technical descrip­tions provided by us, remain the property of Lennox and must not be used (except in the operation of this product),
reproduced, issued to or made available to third parties without the prior written agreement of Lennox.

WARNING: Read this manual before installation, reparation o maintenance works.

2

Abrasive
surfaces

Risk of injury by

moving objects

High

temperatures

Low

temperatures

Risk of injury by

rotating objects

Electrical

voltage

ELECTRICAL CONNECTIONS

Make sure to switch off the power before installing, repairing or carrying out maintenance on the unit,
in order to prevent serious electrical injury.

Keep local and national legislation in mind when installing the unit.

Standard Guidelines to Lennox equipment

All technical data contained in these operating instructions, including the diagrams and technical description remains
the property of Lennox and may not be used (except for the purpose of familiarizing the user with the equipment),
reproduced, photocopied, transferred or transmitted to third parties without prior written authorization from Lennox.

The data published in the operating instructions is based on the latest information available. We reserve the right to

make modications without notice.

We reserve the right to modify our products without notice without obligation to modify previously supplied goods.

These operating instructions contain useful and important information for the smooth operation and maintenance of
your equipment.

The instructions also include guidelines on how to avoid accidents and serious damage before commissioning the
equipment and during its operation and how to ensure smooth and fault-free operation. Read the operating instructions
carefully before starting the equipment, familiarize yourself with the equipment and handling of the installation and
carefully follow the instructions. It is very important to be properly trained in handling the equipment. These operating
instructions must be kept in a safe place near the equipment.

Like most equipment, the unit requires regular maintenance. This section concerns maintenance and management
personnel.
If you have any queries or would like to receive further information on any aspect relating to your equipment,
do not hesitate to contact us.

POINTS TO BEAR IN MIND

DANGER AND WARNING SIGNS

3

1 ºC
2 ºC

1 ºC
2 ºC

1 ºC
2 ºC

1 ºC
2 ºC

DATA PAGE FOR UNIT COMMISSIONING

UNIT:

INSTALLER TEL:INSTALLER:

CONTROL PANEL IDENTIFICATION CODE:

INSTALLATION ADDRESS:

SERIAL Nr:

CHECKS:

DATE OF COMMISSIONING:

SUPPLY VOLTAGE:

RATED VOLTAGE OF THE UNIT:

UNIT ON SHOCK ABSORBERS
DRAINAGE WITH TRAP
MAIN POWER SUPPLY CONNECTION
CONTROL PANEL CONNECTION
COMPRESSOR OIL LEVEL INDICATOR

YES NO

DATA INPUT:

COOLING CYCLE

Air intake temperature to the outdoor coil:

Air output temperature to the outdoor coil:

High pressure:

Low pressure:

circuit 1
circuit 2

circuit 1
circuit 2

Air intake temperature to the outdoor coil:

Air output temperature to the outdoor coil:

High pressure:

Low pressure:

circuit 1
circuit 2

circuit 1
circuit 2

HEATING CYCLE

ELECTRIC POWER CONSUMPTION (Amps)

Compressor 1
Compressor 3
Outdoor fan section 1
Outdoor fan section 2

Options installed:

Comments:

Compressor 2

Compressor 2

INSTALLER ADDRESS:

Compressor 1
Compressor 3
Outdoor fan section 1
Outdoor fan section 2

4

C S C 020 S N M 3 M

CSC
CSH

020S

CSC
CSH

025S

CSC
CSH

030S

CSC
CSH

035S

CSC
CSH

040S

CSC
CSH
045D

CSC/CDC
CSH/CDH

055D

CSC/CDC
CSH/CDH

070D

CSC/CDC
CSH/CDH

085D

CSC
CSH

100D

257 290 297 352 365 443 524 549 581 865

262 295 302 357 370 448 529 554 586 870

7600 8500 10000 12000 11700 14000 20000 21000 22000

15500+11700

CSC
CSH

020S

CSC
CSH

025S

CSC
CSH
030S

CSC
CSH

035S

CSC
CSH

040S

CSC
CSH

045D

CSC/CDC
CSH/CDH

055D

CSC/CDC
CSH/CDH

070D

CSC/CDC
CSH/CDH

085D

CSC
CSH

100D

8.25 10.1 11.8 15.5 16.9 20.2 23.5 31 33.8 42.5

1.45 1.89 2.69 2.69 2.69 3.63 5.38 5.38 7.26 7.75

9.7 11.99 14.49 18.19 19.59 23.83 28.98 36.38 41.06 50.25

15 21 22 25.6 31 42 44 51.2 62 77.6

2.59 3.45 4.8 4.8 4.8 6.48 9.6 9.6 12.96 13.4

17.59 24.45 26.8 30.4 35.8 48.48 53.6 60.8 74.96 91

88.4 97.8 105.1 139.1 152.7 121.8

131.9/

210.2

169.5/

278.2

191.9/

308.8

207.9

3~400V 50Hz

1.- GENERAL CHARACTERISTICS

1.1.- PHYSICAL DATA

Unit

COMPACTAIR

C: Cooling only

H: Heat pump

Type of refrigerant

M: R-410A

Approximate cooling

capacity in kW

S: Outdoor unit Split

D: Outdoor unit Multi-split

S: One Circuit

D: Two Circuits

No heat

Number

of revision

M: 400V/3/50

CSC/CDC: Cooling only unit R-410A.
CSH/CDH: Heat pump unit R-410A.

UNIT MODELS

Compressor (Nr. / Type)

1/Scroll 1/Scroll 1/Scroll 1/Scroll 1/Scroll 2/Scroll 2/Scroll 2/Scroll 2/Scroll 2/Scroll

Net Weight

(Kg)

CSC/CDC Cooling only unit (Kg.)

CSH/CDH Heat pump unit (Kg.)

Air ow (m3/h)

Refrigerant charge

NITROGEN(*)

(*) The units are supplied with nitrogen gas; this must be
removed and the unit charged with refrigerant R-410A,
depending on unit model.

(see page 23 to calculate refrigerant charge for model CSC/
CDC and CSH/DCH units to work with indoor units CIC/CIH).
R-410A factory refrigerant precharge kit is available as an
option.

1.2.- ELECTRICAL DATA

ELECTRICAL CONSUMPTION FOR STANDARD UNITS

UNIT MODELS

Maximum absorbed power (kW)

Compressor
Fan

Total power

Maximum current (A)

Compressor
Fan
Total current

Start up current (A)

Voltage V/f (50Hz)

1.3.- OPERATING LIMITS (For installation with CIC-CIH units)

OPERATING LIMITS FOR (COOLING ONLY) UNITS

COOLING CYCLE

OPERATION

INDOOR TEMPERATURE

OUTDOOR TEMPERATURE

MAXIMUM TEMPERATURES

MINIMUM TEMPERATURES

+10ºC STANDARD UNIT

0ºC (*)

-15ºC (**)

INDOOR TEMPERATURE

MAXIMUM TEMPERATURES

COOLING CYCLE

OPERATION

HEATING CYCLE

OPERATION

INDOOR TEMPERATURE

OUTDOOR TEMPERATURE

27ºC

(With 20ºC outdoor temperature)

(*) With option kit low temperature 0ºC. (**) With option kit low temperature -15ºC.

OPERATING LIMITS FOR (HEATING PUMP) UNITS

DB: Dry bulb temperature. WB: Wet bulb temperature

(*) With option kit low temperature -15ºC.

MINIMUM TEMPERATURES

OUTDOOR TEMPERATURE

32ºC DB / 23ºC WB

21ºC DB / 15ºC WB

27ºC DB

32ºC DB / 23ºC WB

15ºC DB

21ºC DB / 15ºC WB

-12ºC

(With 20ºC indoor temperature)

45ºC (020-025-030-045-055)
47ºC (035-040-070-085-100)

45ºC (020-025-030-045-055)
47ºC (035-040-070-085-100)

0ºC UNIDAD ESTÁNDAR

-15ºC (*)

5

055D

7000 8000 9000 10000 10700
741 299 264 225 160 96
709 271 235 195 137 83
677 242 206 165 11 3 70
645 213 178 135 73 57
613 184 149 105 32 44

070D

7350 8400 9450 10500 11200
741 272 230 182 122 66
709 243 201 153 98 50
677 213 172 124 74 33
645 184 142 95 44 16
613 154 11 3 66 13 -0.4

085D

7700 8800 9900 11000 11750
751 277 235 187 126 69
719 247 199 159 101 51
686 208 162 120 71 36
654 181 139 89 24 15
621 154 11 2 65 12 n/a

020S

5300 6100 6850 7600 8100
751 178 156 134 104 77
719 162 140 11 8 89 64
686 141 11 8 96 67 38
654 124 101 78 47 6
621 108 86 64 35

(rpm)

(m3/h)

025S

5950 6800 8500 9100
841 223 195 126 91
805 202 174 107 74
769 177 148 88 44
732 154 125 63 7
696 135 107 40 4

(rpm)

(m3/h)

030S

7000 8000 9000 10000
934 272 234 194 142
894 246 208 168 11 7
854 213 175 134 84
814 186 146 106 55
773 161 123 82 36

(rpm)

(m3/h)

035S

8400 9600 10800 12000 12850
741 209 191 171 146 125
709 189 171 152 126 105
677 168 151 132 107 87
645 148 131 11 2 88 68
613 128 111 92 69 50

(rpm)

(m3/h)

040S

8200 9350 10525 11700 12500
741 205 188 170 148
709 185 168 150 128 11 0
677 163 146 128 106 89
645 143 127 109 87 68
613 126 11 0 91 69 51

(rpm)

(m3/h)

045D

9800 11200 12600 14000
829 237 213 183 136
794 235 187 156 111
758 233 161 130 86
722 231 135 104 72
686 229 109 77 57

(rpm)

(m3/h)

100D (C1)

10850 12400 13950 15500 16600
846 239 210 171 125
801 207 180 138 92 58
756 175 150 105 58 26
711 143 121 72 26 n/a
666 111 91 39 n/a n/a

(rpm)

(m3/h)

100D (C2)

8200 9350 10525 11700 12500
743 201 187 157 141 11 9
711 199 167 136 161 101
679 197 148 11 6 102 83
647 195 128 95 84 64
615 193 108 75 65 46

(rpm)

(m3/h)

(rpm)

(m3/h)

(rpm)

(m3/h)

(rpm)

(m3/h)

•

•

•

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Pulley closed
1 turn
2 turns
3 turns
4 turns

Illegal position because of the limit of engine power Note: The unit leaves factory with the pulley t to 2 open turns

1.4.- FAN PERFORMANCES (Available static pressure Pa.)

STANDARD UNITS WITHOUT OPTIONALS

1.- GENERAL CHARACTERISTICS

6

(ELEMENTO OPCIONAL)

045

DS

SVL3

C2

LP2

CH3

HP2

PT2

SVL1

C1

LP1

CH1

HP1

PT1

CIC 045

UNIDAD INTERIOR UNIDAD EXTERIOR

CSC 045

OS

SVL3

SVL1

DS

LPT2

HPT1

HPT2

CH1

CH3

OS

LPT1

CSC 020/025/030/035/040

UNIDAD INTERIOR
CIC 020/025/030/035/040

UNIDAD EXTERIOR

SVL1

HP1

(ELEMENTO OPCIONAL)

C1

CH1

DS

OS

LPT1

HPT1

HPT1

LPT1

HPT2

LPT2

1.- GENERAL CHARACTERISTICS

INDOOR UNIT OUTDOOR UNIT

OPTION ELEMENT

Scroll compressor

Fan

Expansion valve

Filter drier

Service valve

option

Service valve

option

Fan motor

Coil

Coil

INDOOR UNIT

OUTDOOR UNIT

OPTION ELEMENT

Scroll compressor

Scroll compressor

Fan

Coil

Expansion valve

Expansion valve

Filter drier

Filter drier

Service valve

option

Suction accumulator
(Long distance connection option).

Suction accumulator
(Long distance connection option).

Fan motor

Coil

Pressure gauge. (5/16” to be tted by the installer).

Discharge sensor. (With C50 control).
Liquid solenoid valve. (Long distance option).
To be connected by the installer to indoor units.
Liquid solenoid valve. (Long distance option).
To be connected by the installer to indoor units.
Low pressure switch, circuit 1.

Low pressure switch, circuit 2.
High pressure transducer circuit 1.
High pressure transducer, circuit 2.
Crank case heater. (Low ambient 0ºC or -15ºC option).
Crank case heater. (Low ambient 0ºC or -15ºC option).
Outdoor temperature sensor

Service valve

option

Service valve

option

Service valve

option

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

OPTION ELEMENT

Suction accumulator
(Long distance connection option).

7

(ELEMENTO OPCIONAL)

055/070/085

DS

SVL3

C2

LP2

CH3

HP2

PT2

SVL1

C1

LP1

CH1

HP1

PT1

CIC 055/070/085

UNIDAD INTERIOR UNIDAD EXTERIOR

CSC 055/070/085

OS

SVL3

SVL1

DS

HP1

HP2

CH1

CH3

OS

LPT1

LPT1

HPT1

HPT2

LPT2

LPT2

HPT1

HPT2

1.- GENERAL CHARACTERISTICS

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

INDOOR UNIT

OUTDOOR UNIT

Scroll compressor

Scroll compressor

Fan

Coil

Expansion valve

Expansion valve

Filter drier

Filter drier

Service valve

option

Suction accumulator
(Long distance connection option).

Suction accumulator
(Long distance connection option).

Fan motor

Coil

Fan motor

Coil

Service valve

option

Service valve

option

Service valve

option

Pressure gauge. (5/16” to be tted by the installer).

Discharge sensor.
Liquid solenoid valve. (Long distance option).
To be connected by the installer to indoor units.
Liquid solenoid valve. (Long distance option).
To be connected by the installer to indoor units.
Low pressure transducer, circuit 1.

Low pressure transducer, circuit 2.
High pressure switch, circuit 1.
High pressure switch, circuit 2.
Crank case heater. (Low ambient 0ºC or -15ºC option).
Crank case heater. (Low ambient 0ºC or -15ºC option).
High pressure transducer, circuit 1
High pressure transducer, circuit 2.
Outdoor temperature sensor

OPTION ELEMENT

8

SVL3

C2

DS

SVL1

C1

PT2

CH3

LP2

HP2

PT1

CH2

LP1

CH1

HP1

UNIDAD EXTERIOR
CSC 100

UNIDAD INTERIOR
CIC 100

(ELEMENTO OPCIONAL)

OS

DS

SVL1

DS

SVL3

LPT1

HP1

HP2

CH3

CH1

CH2

OS

HPT1

LPT1

LPT2

HPT2

LPT2

HPT1

HPT2

1.- GENERAL CHARACTERISTICS

Pressure gauge. (5/16” to be tted by the installer).

Discharge sensor.
Liquid solenoid valve (Long distance option).
To be connected by the installer to indoor units.
Liquid solenoid valve (Long distance option).
To be connected by the installer to indoor units.
Low pressure transducer, circuit 1.
Low pressure transducer, circuit 2.
High pressure switch, circuit 1.

Coil

Fan motor

Coil

Fan motor

Suction accumulator
(Long distance connection option).

Suction accumulator
(Long distance connection option).

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

Scroll compressor

Scroll compressor

Scroll compressor

INDOOR UNIT

OUTDOOR UNIT

OPTION ELEMENT

Fan

Coil

Expansion valve

Expansion valve

Filter drier

Filter drier

Service valve option

Service valve option

Service valve option

Service valve option

Coil

High pressure switch, circuit 2.
Crank case heater. (Low ambient 0ºC or -15ºC option).
Crank case heater. (Low ambient 0ºC or -15ºC option).
Crank case heater. (Low ambient 0ºC or -15ºC option).
High pressure transducer, circuit 1.
High pressure transducer, circuit 1.
Outdoor temperature sensor

9

SVL1

DS

SVL2

SVL3

HP1

HP2

CH3

CH1

SVL4

OS

(ELEMENTO OPCIONAL)

SVL1 SVL2

C1

CH1

DS

LP1 HP1

PT1

CSH 020/025/030/035/040

UNIDAD INTERIOR
CIH 020/025/030/035/040

UNIDAD EXTERIOR

OS

(ELEMENTO OPCIONAL)

SVL3 SVL4

045

DS

LP2

SVL1

HP2

SVL2

PT2

LP1 HP1 PT1

CH3

CH1

C2

C1

CIH 045

UNIDAD INTERIOR UNIDAD EXTERIOR

CSH 045

OS

HPT1

LPT1

HPT1LPT1

HPT2

LPT2

HPT1

HPT2

LPT1

LPT2

1.- GENERAL CHARACTERISTICS

1.5.- PIPING DRAWINGS HEAT PUMP UNITS

Scroll compressor

INDOOR UNIT

OUTDOOR UNIT

OPTION ELEMENT

4-way valve

INDOOR UNIT

OUTDOOR UNIT

Scroll compressor

4-way valve

Scroll compressor

4-way valve

OPTION ELEMENT

Fan

Expansion valve

Filter drier

Service valve

option

Service valve

option

Fan motor

Coil

Suction accumulator
(Remote connection option)

Coil

Check valve Check valve

Filter drier

Expansion valve

Check valve

Suction accumulator

Check valve

Coil

Fan motor

Coil

Fan

Expansion valve

Filter drier

Service valve option

Service valve option

Suction accumulator (Long
distance connection option)

Check valve Check valve

Filter drier

Expansion valve

Check valve

Suction accumulator

Check valve

Service valve option

Service valve option

Expansion valve

Filter drier

Suction accumulator (Long
distance connection option)

Check valve Check valve

Filter drier

Expansion valve

Check valve

Suction accumulator

Check valve

Pressure gauge. (5/16” to be tted by the installer).

Discharge sensor.
Liquid solenoid valve (Long distance option).
To be connected by the installer in the indoor unit.
Liquid solenoid valve (Long distance option).
Liquid solenoid valve (Long distance option).
To be connected by the installer in the indoor unit.

Liquid solenoid valve (Long distance option).
Low pressure transducer, circuit 1.
Low pressure transducer, circuit 2.
High pressure switch, circuit 1.
High pressure switch, circuit 2.
Crank case heater.
Crank case heater.
High pressure transducer, circuit 1.
High pressure transducer, circuit 2.
Outdoor temperature sensor.