Lennox Elite ELXC Series User manual

Page 1
THIS MANUAL MUST BE LEFT WITH THE
BUILDING OWNER FOR FUTURE REFERENCE
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional HVAC installer or
equivalent, or service agency.
IMPORTANT
The Clean Air Act of 1990 bans the intentional venting of
refrigerant (CFCs, HCFCs and HFCs) as of July 1, 1992.
Approved methods of recovery, recycling or reclaiming
must be followed. Fines and/or incarceration may be
levied for noncompliance.
CAUTION
As with any mechanical equipment, contact with sharp
sheet metal edges can result in personal injury. Take
care while handling this equipment and wear gloves and
protective clothing.
WARNING
To prevent serious injury or death:
1. Lock-out/tag-out before performing maintenance.
2. If system power is required (e.g., smoke detector
maintenance), disable power to blower, remove fan
belt where applicable, and ensure all controllers
and thermostats are set to the “OFF” position before
performing maintenance.
3. Always keep hands, hair, clothing, jewelry, tools, etc.
away from moving parts.
INSTALLATION
INSTRUCTIONS
AIR CONDITIONERS
6 - 20 TONS
508322-01
10/2022
Elite®ELXC Series
6 – 20 Ton
Shipping and Packing List
Check the unit for shipping damage. If damaged or parts
are missing, immediately contact the last shipping carrier.
1 - Assembled outdoor unit
1 - Installation instructions
Outdoor Unit
Elite Series air conditioners, which will also be referred to
in this instruction as the outdoor unit, use HFC-410A re-
frigerant. This outdoor unit must be installed with a match-
ing indoor unit and line set as outlined in the Elite Series
Engineering Handbook.
This outdoor unit is designed for use in thermal expansion
valve (TXV) systems only.
Table of Contents
Model Number Identication ..........................................2
Unit Dimensions, Corner Weights and Centers of Gravity 3
Unit Plumbing Parts Arrangement ..................................6
Unit Control Box Components Arrangement ................12
Rigging the Unit for Lifting ...........................................13
Installation Clearances ................................................14
Line Set .......................................................................14
Electrical Connections .................................................15
Refrigerant Charge ......................................................21
System Operation ........................................................21
Maintenance ................................................................22

Page 2
Model Number Identication
EL 120 X C S D T 1 Y
Brand/Family
EL = Elite®Product Line
Minor Design Sequence
1 = 1st Revision
Voltage
Y = 208/230V-3 phase-60Hz
G = 460V-3 phase-60Hz
J = 575V-3 phase-60Hz
Nominal Cooling Capacity − Tons
072 = 6 Tons
090 = 7.5 Tons
120 = 10 Tons
150 = 12.5 Tons
180 = 15 Tons
240 = 20 Tons Part Load Capability
T = Two-Stage Compressor
Refrigerant Type
X = R−410A
Unit Type
C = Split System Air Conditioner
Refrigerant Circuits
S = Single Circuit
D = Dual Circuits

Page 3
Unit Dimensions, Corner Weights and Centers of Gravity
DISCHARGE
AIR
SUCTION
LINE
LIQUID
LINE
BBAA
CC
DD
REFRIGERANT
LINE CONNECTIONS
SEE DETAIL
REFRIGERANT LINE
CONNECTIONS DETAIL
EE
FF
CONTROL
BOX ACCESS
COMPRESSOR COMPRESSOR
CENTER OF
GRAVITY
INLET AIR
INLET AIR
DISCHARGE
AIR
BASE
LIFTING HOLES
(For Rigging)
FORKLIFT SLOTS
(Both Sides)
TOP VIEW
OUTDOOR
FAN GUARD
BASE
ELECTRICAL
INLETS (Above
Refrigerant Lines)
INLET AIR
ELECTRICAL
INLETS (Above
Refrigerant Lines)
OPTIONAL
COIL/HAIL GUARDS
FRONTVIE
WS
IDEVIEW
OPTIONAL
COIL/HAIL GUARDS
OPTIONAL
COIL/HAIL GUARDS
48-3/8
(1229)
46-1/8
(1172)
39-7/8
(1013)
9-1/8
(232)
1-1/8
(29)
2-1/8
(54)
37-5/8
(956)
48-3/4
(1238)
3-1/2
(89)
45-1/4
(1149)
1-1/8
(29)
5
(127)
2 (51)
Model
No.
CORNER WEIGHTS CENTER OF GRAVITY
AA BB CC DD EE FF
lbs. kg lbs. kg lbs. kg lbs. kg in.mmin. mm
EL072XCSS 66 30 73 33 97 44 82 37 23-1/4 591 19-1/4489
EL090XCSS 75 34 89 40 11251884025 635 20-1/4 514
EL072XC | EL090XC

Page 4
DISCHARGE
AIR
REFRIGERANT
LINE CONNECTIONS
SEE DETAIL
DISCHARGE
AIR
41-3/8
(1051)
LIFTING HOLES
(For Rigging)
SIDE VIEW
43-5/8
(1108)
48-3/4
(1238)
3-1/2
(89)
45-1/4
(1149)
BASE
60-1/8
(1527)
57-7/8
(1470)
COMPRESSOR
BASE
FRONT VIEW
FORKLIFT SLOTS
(Both Sides)
CONTROL
BOX ACCESS
ELECTRICAL
INLETS (Above
Refrigerant Lines)
TOP VIEW
FF
EE
INLET AIR
INLET AIR
BBAA
CC
DD
CENTER OF
GRAVITY
ELECTRICAL
INLETS (Above
Refrigerant Lines)
OUTDOOR FAN
GUARDS (2)
INLET AIR
2(51)
5
(127)
2-1/8
(54)
9-1/8
(232)
1-1/8
(29)
3-3/4
(95)
6-1/2
(165)
SUCTION
LINES
LIQUID
LINES
SINGLE STAGE
EL120XCSS
STAGE 1
EL120XCSD
EL150XCSD
STAGE 2
EL120XCSD
EL150XCSD
1-1/8
(29)
REFRIGERANT LINE
CONNECTIONS DETAIL
OPTIONAL
COIL/HAIL GUARDS
OPTIONAL
COIL/HAIL GUARDS
OPTIONAL
COIL/HAIL GUARDS
Model
No.
CORNER WEIGHTS CENTER OF GRAVITY
AA BB CC DD EE FF
lbs. kg lbs. kg lbs. kg lbs.kgin. mm in
.m
m
EL120XCSS 130 59 124 56 107 49 1115020-1/2 521 33-1/2851
EL120XCSD 122 55 11954 127 58 131 59 21 533 28-1/2 724
EL150XCSD 144 66 132 60 133 60 1456619483 30 762
EL120XC | EL150XC

Page 5
1-1/8
(29)
DISCHARGE
AIR
INLET
AIR
86-1/2
(2197)
60-1/8
(1527)
57-7/8
(1470)
CONTROL
BOX ACCESS
BASE
LIFTING HOLES
(For Rigging)
FRONT VIEW
5
(127)
2-1/8
(54)
9-1/8
(232)
1-1/8
(29)
TOP VIEW
FORKLIFT SLOTS
(Both Sides)
SIDE VIEW
88-3/4
(2254)
48-3/4
(1238)
3-1/2
(89)
45-1/4
(1149)
FF
EE
CENTER OF
GRAVITY
AA BB
CC
DD
3-3/4
(95)
6-1/2
(165)
BASE
COMPRESSOR
SUCTION
LINE (2)
LIQUID
LINE (2)
OUTDOOR FAN
GUARDS (4)
REFRIGERANT LINE
CONNECTIONS DETAIL
INLET
AIR
INLET
AIR
ELECTRICAL
INLETS (Above
Refrigerant Lines)
DISCHARGE
AIR
REFRIGERANT
LINE CONNECTIONS
SEE DETAIL
ELECTRICAL
INLETS (Above
Refrigerant Lines)
STAGE 1STAGE 2
2(51)
OPTIONAL
COIL/HAIL GUARDS
OPTIONAL
COIL/HAIL GUARDS
OPTIONAL
COIL/HAIL GUARDS
Model
No.
CORNER WEIGHTS CENTER OF GRAVITY
AA BB CC DD EE FF
lbs. kg lbs. kg lbs. kg lbs. kg in.mmin. mm
EL180XCSD 181 82 177 81 215 98 221100 29 7373
89
65
EL240XCSD 192 87 189 86 232 105 238 108 29 737 37-1/2953
EL180XC | EL240XC

Page 6
Unit Plumbing Parts Arrangement
EL072XCSS
EL090XCSS

Page 7
EL120XCSS
EL120XCSD – STAGE 2

Page 8
EL120XCSD – STAGE 1
EL150XCSD – STAGE 2

Page 9
EL150XCSD – STAGE 1
EL180XCSD – STAGE 2

Page 10
EL180XCSD – STAGE 1
EL240XCSD – STAGE 2