Lennox KVCK 22E Instruction manual

COMPACTAIR
KVCK / KVHK
English/04-2004
INSTALLATION
OPERATION &
MAINTENANCE MANUAL

1
2.- INSTALLATION PAGE
PAGE
PAGE
22
22
23
24
25
25
26-30
31-36
37
38
39
40
41
2.1.- INSTALLATION GUIDELINES
2.2.- UNIT INSTALLATION
2.3.- OPTIONAL TASK PRIOR TO UNIT INSTALLATION:
FLOW REGULATION IN THE FANS
2.4.- UNIT LO ATION
2.5.- INSTALLATION LEARAN ES
2.6.- DRAINS
2.7.- REFRIGERANT ONNE TIONS
2.8.- ELE TRI AL ONNE TIONS
DATA PAGE FOR UNIT OMMISSIONING
PAGE
4
5-6
7-8
9
10-19
20-21
PAGE 3
PAGE 2
POINTS TO KEEP IN MIND
TABLE OF ONTENTS
1.- GENERAL HARA TERISTI S
1.1.- PHYSI AL DATA
1.2.- FAN PERFORMAN ES
1.3.- ELE TRI AL DATA
1.4.- OPERATING LIMITS
1.5.- UNIT DIMENSIONS
1.6.- AVAILABLE OPTIONS
4.- MAINTENAN E
4.1.- PREVENTIVE MAINTENAN E
4.2.- ORRE TIVE MAINTENAN E
4.3.- FAILURE DIAGNOSIS
3.- OMMISSIONING AND OPERATION
3.1.- PRELIMINARY HE KS
3.2.- STEPS TO FOLLOW FOR OMMISSIONING THE UNIT

2
Risk of injury with
rotating objects
Low
temperatures
High
temperatures
Risk of injury with
moving objects
Electrical
voltage
Abrasive
surfaces
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 modifications 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 the maintenance personnel and
management.
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 KEEP IN MIND

3
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
Air intake temperature to the outdoor coil:
Air output temperature to the outdoor coil:
Options installed:
omments:
ELECTRIC POWER CONS MPTION (Amps)
ºC
1
ºC
2
ºC
1
2
ºC
1
ºC
2
ºC
Fan outdoor section 1 Fan outdoor section 1
Fan outdoor section 2 Fan outdoor section 2
ºC
1
ºC
2
ompressor 1 ompressor 2 ompressor 1 ompressor 2
UNIT: SERIAL Nr.:
INSTALLATION ADDRESS:
INSTALLER: INSTALLER TEL.:
CHECKS:
SUPPLY VOLTAGE:
DATA INP T:
DATE OF OMMISSIONING:
INSTALLER ADDRESS:
RATED VOLTAGE OF THE UNIT:
YES NO
GENERAL POWER SUPPLY ONNE TION
ONTROL PANEL ONNE TION
OOLING Y LE HEATING Y LE
OMPRESSOR OIL LEVEL INDI ATOR
UNIT ON SHO K ABSORBERS
DRAINAGE WITH TRAP
ONTROL PANEL IDENTIFI ATION ODE
DATA PAGE FOR UNIT OMMISSIONING

4
COMPRESSOR Nr. / Type
NET WEIGHT
ooling only units KV
Heat pump units KVH
UNIT MODEL
REFRIGERANT CHARGE
COMPRESSOR No. / Type
NET WEIGHT
ooling only units KV
Heat pump units KVH
UNIT MODEL
REFRIGERANT CHARGE
Kg
Kg
Kg
Kg
1 / Scroll
22E
205
1 / Scroll
24E
265
1 / Scroll
28E
275
1 / Scroll
32E
280
1 / Scroll
38E
360
2 / Scroll
520
2 / Scroll
540
2 / Scroll
545
2 / Scroll
670
48D/D2 56D/D2 76D/D2
NITROGEN (*)
NITROGEN (*)
210 270 280 285 365
530 550 555 680
2 / Scroll
44D/D2
400
410
2 / Scroll
850
4 / Scroll
900
100D/D2
860 910
64D/D2 86D/D2
KV K
Type of unit
outdoor
OMPA TAIR
24 VF
VF : Voltage free contact
unit version.
------: Standard unit version.
E
E: one circuit
D: two circuits
D2: Units multi-spilt
2 indoor units
KVHA: Heat pump unit R-22
KV K: ooling only unit R-407
KVHK: Heat pump unit R-407
Application
: ooling only
H: Heat pump
Type of Refrigerant
A: R-22
K: R-407
Approximate cooling
capacity in Kw
1.- GENERAL HARA TERISTI S
1.1.- PHYSI AL DATA
(*) The units are supplied with nitrogen gas, this must be removed and charge the unit with refrigerant R-22 or
R-407 , depends on unit model.
(See pages 29 and 30, to calculate model refrigerant charge)

5
1.2.- STANDARD FAN PERFORMAN ES.
STATI PRESSURE AVAILABLE Pa.
WRONG STATUS ON A OUNT OF MOTOR POWER LIMIT
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
22E
24E
28E
32E 38E
5600 6325 7350
5600 6325 7550
AVAILABLE STATI PRESSURE Pa
AVAILABLE STATI PRESSURE Pa
AVAILABLE STATI PRESSURE Pa
AVAILABLE STATI PRESSURE Pa
AVAILABLE STATI PRESSURE Pa
AVAILABLE STATI PRESSURE Pa
AIR FLOW M3/H
AIR FLOW M3/H
AIR FLOW M3/H
AIR FLOW M3/H
AIR FLOW M3/H
9000 9600 10300 11000
7050
6800
5600 6125 7100 6650
6500 7000 7500 8000
13000 14000 15000 16000 18000 19200 20600 22000
44D/D2
64D/D2 76D/D2
AIR FLOW M3/H
11.200 12.650 15.100
14.100
48D/D2
11.200 12.650 14.700
13.600
56D/D2
11.200 12.250 14.200
13.300
21000 23000 25000 26000 23000 24600 26200 28000
86D/D2 100D/D2
AIR FLOW
AIR FLOW
AIR FLOW
140 90 50 0
160 110 50 0
170 120 50 0
1000 300*
250*
270*
200*
160* 120*
90* 40*
930
870
800
165*
70*
0*
25*
___
110*
1140 300*
230*
275*
200*
175* 140*
115* 75*
1070
995
920
225*
140*
75*
20*
25*
___
1140
1070
995
920
300*
230*
275*
200*
225*
140*
175* 140* 75*
115* 75* 20*
25*
___
1000
930
870
800
300*
250*
270*
200* 165*
160* 120* 70*
90* 40* 0*
110*
25*
___
170 120 50 0
160 110 50 0
140 90 50 0
1010
995
900
845
270*
190*
205*
125*
135*
55*
140* 70* 0*
85* 15* __
__
1120
1080
1030
980
360*
290*
305*
245*
240*
190*
230* 170* 110*
180* 120* 60*
100*
20*
0*
25*
__
85*
85*
165*
(*)
( )
1.- GENERAL HARA TERISTI S
NOTE: The unit leaves factory with pulley
two turns opened.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.

6
1.2.- FAN PERFORMAN ES WITH KIT HIGH STATI PRESSURE TO 350Pa (OPTION)
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
1 TURN
PULLEY LOSED
PULLEY
POSITION
2 TURNS
3 TURNS
22E 24E
5600 6325 6800 7350
5600 6325 7050 7550
5600 6125 6650 7100 11200 12650 14100 15100
28E 44D/D2
11200 12650 13600 14700 11200 12250 13300 14200
48D/D2 56D/D2
AIR FLOW
AIR FLOW
AIR FLOW
1140 365*
290*
325*
250*
240* 190*
185* 140*
1070
995
920
290*
210*
165*
105*
135*
70*
195*
1140 365*
290*
330*
255*
240* 195*
185* 145*
1070
995
920
290*
210*
165*
105*
135*
70*
1140
1070
995
920
365*
290*
325*
250*
290*
210*
240* 190* 165*
185* 140* 105*
135*
70*
1140
1070
995
920
365*
290*
330*
255* 210*
240* 195* 165*
185* 145* 105*
135*
70*
1140
1070
995
920
365*
290*
330*
255*
290*
210*
240* 195* 165*
185* 145* 105*
135*
1140
1070
995
920
365*
290*
330*
255*
290*
210*
240* 195* 165*
185* 145* 105*
195*
135*
70*
70*
195*
270*
195*
(*)
( )
STATI PRESSURE AVAILABLE Pa.
WRONG STATUS ON A OUNT OF MOTOR POWER LIMIT
1.- GENERAL HARA TERISTI S
NOTE: The unit leaves factory with pulley
two turns opened.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.
M3/H
R.P.M.

7
V/f (50 Hz)
Kw
Kw
Kw
A
A
A
A
V/f (50 Hz)
Kw
Kw
Kw
A
A
A
A
Maximum absorbed power
Voltage
Maximum current
Total current
Start up current
UNIT MODELS
Fan
ompressor
Fan
ompressor
Maximum absorbed power
Voltage
Maximum current
Total current
Start up current
UNIT MODELS
Fan
ompressor
Fan
ompressor
Total power
Total power
KVCK 48D
KVHK 48D
KVHA 48D
KVCK 56D
KVHK 56D
KVHA 56D
KVCK 64D
KVHK 64D
KVHA 64D
KVCK 76D
KVHK 76D
KVHA 76D
KVCK 22E
KVHK 22E
KVHA 22E
KVCK 24E
KVHK 24E
KVHA 24E
KVCK 28E
KVHK 28E
KVHA 28E
KVCK 32E
KVHK 32E
KVHA 32E
KVCK 38E
KVHK 38E
KVHA 38E
230V-400V/ 3Ph
22,4/12,9
28,8/16,6
184,4/104,7
6,4/3,7
2,2
7,6
9,8
6,4/3,7
2,2
8,62
10,8
24,3/14
30,7/17,7
172,4/102,7
6,4/3,7
2,2
11,15
13,4
28,5/16,4
34,9/20,1
216,4/126,7
2,5
12,9
15,4
36,5/21
45,3/26,1
232,8/132,1
8,8/5,1
2,8
15,55
18,4
46,1/25,6
58,6/32,8
291,5/165,2
12,5/7,2
KVCK 86D
KVHK 86D
KVHA 86D
KVCK 44D
KVHK 44D
KVHA 44D
44,8/25,8
57,6/33,2
213,2/121,3
12,8/7,4
4,4
15,2
19,6
KVCK 100D
KVHK 100D
KVHA 100D
230V-400V/ 3Ph
48,6/28
61,4/35,4
203,1/120,4
12,8/7,4
4,4
17,24
21,6
12,8/7,4
4,4
22,3
26,7
57/32,8
69,8/40,2
251,3/146,8
17,6/10,2
5
25,8
30,8
73/42
90,6/52,2
278,1/158,2
5,6
31,1
36,7
92,2/51,2
117,1/65,6
350,0/198,0
24,9/14,4
8
38,14
46,1
106,6/60
138,1/78,2
414,5/237,2
31,5/18,2
114/65,6
155,2/89,4
337,2/195,8
41,2/23,8
10
44,6
54,6
1.3.- ELE TRI AL DATA R-407C
R-22
1.- GENERAL HARA TERISTI S

8
V/f (50 Hz)
Kw
Kw
Kw
A
A
A
A
Maximum absorbed power
Voltage
Maximum current
Total current
Start up current
UNIT MODELS
Fan
ompressor
Fan
ompressor
Total power
KVCK
KVHK
KVHA
48D2
KVCK
KVHK
KVHA
56D2
KVCK
KVHK
KVHA
64D2
KVCK
KVHK
KVHA
76D2
230V-400V/ 3Ph
12,8/7,4
4,4
17,24
21,6
48,6/28
61,4/35,4
203,1
120,4
12,8/7,4
4,4
22,3
26,7
57/32,8
69,8/40,2
251,3
146,8
5
25,8
30,8
73/42
90,6/52,2
278,1
158,2
17,6/10,2
5,6
31,1
36,7
92,2/51,2
117,1/65,6
350,0
198,0
24,9/14,4
KVCK
KVHK
KVHA
86D2
8
38,14
46,1
106,6/60
138,1/78,2
414,5
237,2
31,5/18,2
KVCK
KVHK
KVHA
100D2
10
44,6
54,6
114/65,6
155,2/89,4
337,2
195,8
41,2/23,8
KVCK
KVHK
KVHA
44D2
44,8/25,8
57,6/33,2
213,2
121,3
12,8/7,4
4,4
15,2
19,6
R-407C
1.3.- ELE TRI AL DATA
1.- GENERAL HARA TERISTI S
R-22

9
MODELS
With rated outdoor flow
With minimum outdoor flow
MODELS
With rated outdoor flow
With minimum outdoor flow
DEPENDING ON MODEL
(TABLE 1)
32º DB / 23º WB 21º DB / 15º WB
27º DB 15º DB
24º DB / 18º WB -10º DB / -11º WB
DEPENDING ON MODEL
(TABLE 1)
INDOOR
TEMPERATURE
MAXIMUM TEMPERATURES MINIMUM TEMPERATURES
32º DB / 23º WB
OOLING Y LE
OPERATION
21º DB / 15º WB
OUTDOOR
TEMPERATURE
+19º STANDARD UNIT
0º WITH OPTIONAL P ON/OFF
-10º (*)
+19º STANDARD UNIT
0º WITH OPTIONAL P ON/OFF
-10º (*)
INDOOR
TEMPERATURE
MAXIMUM TEMPERATURES MINIMUM TEMPERATURES
OOLING Y LE
OPERATION OUTDOOR
TEMPERATURE
INDOOR
TEMPERATURE
HEATING Y LE
OPERATION OUTDOOR
TEMPERATURE
1.4.- OPERATING LIMITS
(To install with LE K - LEHA - LEHK units)
OPERATING LIMITS FOR (COOLING ONLY) NITS
22E
45
43
24E
45
43
28E
43
41
32E
43
40
38E
42
39
44D
44D2
45
43
48D
48D2
45
43
56D
56D2
43
41
64D
64D2
43
40
76D
76D2
42
39
86D
86D2
42
39
100D
100D2
41
38
22E
48
46
24E
48
45
28E
46
44
32E
46
44
38E
45
42
44D
44D2
48
46
48D
48D2
48
45
56D
56D2
46
44
64D
64D2
46
44
76D
76D2
45
42
86D
86D2
45
42
100D
100D2
44
41
(*) With kit hot gas by pass or proportional winter control (options).
(*) With kit hot gas by pass or proportional winter control (options).
OPERATING LIMITS FOR (HEATING P MP) NITS
1.- GENERAL HARA TERISTI S
DB.- Dry Bulb Temperature
WB.- Wet Bulb Temperature
TABLE 1-COOLING CYCLE MAXIM M O TDOOR OPERATING TEMPERAT RES
MODELS WITH REFRIGERANT R-407C
MODELS WITH REFRIGERANT R-22

10
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
Electrical box
Drainage outside
thread 3/4''
Power supply Power
supply
ontrol
panel
connection
Ø 14 (x 4)
20
33
978 99
888
47
348
118
100
25
1350
1.195
550 100
1.255 15
15
1375
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNITS DIMENSIONS MODELS 22E-24E-28E-32E
1.- GENERAL HARA TERISTI S

11
Ø 14 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box Drainage outside
thread 3/4''
Power supply
Power
supply
25
1415
1.320
100 550 100
1.380 15
15
1445
20
33
1.103 99
888
47
413
118
The dimensions referred
to the center of the drill
holes for the supports.
1.- GENERAL HARA TERISTI S
1.5.- UNIT DIMENSIONS MODEL 38E

12
1.- GENERAL HARA TERISTI S
Ø 16 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box Ø 16 (x 4)
Drainage outside
thread 3/4''
Power supply
Power supply
888 348
47
33
119 56
978
119
978
30
1.350
2250
100 550 100
30
15
15
2310
1.380
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNITS DIMENSIONS MODELS 44D-48D-56D-64D
44D2-48D2-56D2-64D2

13
1.- GENERAL HARA TERISTI S
Ø 16 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box Ø 16 (x 4)
Drainage outside
thread 3/4''
Power supply
Power supply
1.415
2.260
2.500
100 550 100
30
15
15
2.560
1.445
56
119
888
1.103
413
47
1.103
33
30
119
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNITS DIMENSIONS MODELS 76D-76D2

14
1.- GENERAL HARA TERISTI S
Refrigerant
connections
Refrigerant connections
SLAVE SECTION
MASTER SECTION
DETAIL
Drain pipe G 3/4''
Drain pipe G 3/4''
Electrical box
Electrical connection
between outdoor units
DETAIL
SLAVE SECTION
MASTER SECTION
Power supply
Power supply
1570
100 100
550
25
1440
1406 119
45
45
1406
119
413
888 47
33
1570
1440
1.5.- UNITS DIMENSIONS MODELS 86D-100D-86D2-100D2
15
550
1540

15
1.- GENERAL HARA TERISTI S
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Ø 14 (x 4)
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box
Drainage outside
thread 3/4''
Power supply Power
supply
20
33
978 99
888
47
348
118
347
4
01
376.5
25
73.5
416.5
327
25
1350
1.195
100 550 100
1.255 15
15
1375
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNITS DIMENSIONS MODELS 22E-24E-28E-32E
WITH KIT VERTI AL DIS HARGE FOR OUTDOOR UNITS (OPTION)

16
1.- GENERAL HARA TERISTI S
Ø 14 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box Drainage outside
thread 3/4''
Power supply
Power
supply
410
4
77
421,5
25
74
4
21,5
266
25
1415
1.320
100 550 100
1.380 15
15
1440
20
33
1.103 99
888
47
413
118
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNIT DIMENSIONS MODEL 38E
WITH KIT VERTI AL DIS HARGE FOR OUTDOOR UNITS (OPTION)

17
1.- GENERAL HARA TERISTI S
Ø 16 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box Ø 16 (x 4)
Drainage outside
thread 3/4''
Power supply
Power supply
888 348
47
33
119 56
978
119
978
1.380
1.350
2250
100 550 100
30
15
15
2310
401
406
347
401
636
25
305
406
98
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNITS DIMENSIONS MODELS 44D-48D-56D-64D-44D2-48D2-56D2-64D2
WITH KIT VERTI AL DIS HARGE FOR OUTDOOR UNITS (OPTION)

18
1.- GENERAL HARA TERISTI S
Power supply
connection
Power supply connection
ontrol panel connection
ontrol
panel
connection
Electrical box
Ø 16 (x 4)
Drainage outside
thread 3/4''
Refrigerant
connections
Refrigerant
connections
Ø 16 (x 4)
Drainage outside
thread 3/4''
Power supply
Power supply
56
119
888
1.103
413
47
1.103
33
1.415
2.260
2.500
100 550 100
30
15
15
2.560
477
432
410
477
682
25
305
432
35
1445
119
The dimensions referred
to the center of the drill
holes for the supports.
1.5.- UNIT DIMENSIONS MODEL 76D-76D2
WITH KIT VERTI AL DIS HARGE FOR OUTDOOR UNITS (OPTION)

19
1.- GENERAL HARA TERISTI S
Refrigerant
connections
Refrigerant connections
SLAVE SECTION
MASTER SECTION
DETAIL
Drain pipe G 3/4''
Drain pipe G 3/4''
Electrical box
Electrical connection
between outdoor units
DETAIL
SLAVE SECTION
MASTER SECTION
Power supply
Power supply
477
580
513
1406 119
45
45
1406
119
413
888
33 47
1570
100 100
550
25
1440
35
410
305
477
513
580
750
1570
1440
25
1.5.- UNITS DIMENSIONS MODELS 86D-100D-86D2-100D2
WITH KIT VERTI AL DIS HARGE FOR OUTDOOR UNITS (OPTION)
15
550
1540