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LGH120H
Lennox LGH120H User Manual
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Page 31
PLUMBING, COMPRESSOR AND REFRIGERANT CIRCUITS DET
AIL
(HIGH EFFICIENCY ALL-ALUMINUM OUTDOOR COIL)
S88 LOW
PRESSURE
SWITCH
S87 LOW
PRESSURE
SWITCH
DISCHARGE
LINE
PRESSURE
TA
P
SUCTION
LINE
PRESSURE
TA
P
SUCTION
LINE
DISCHARGE
LINE
COMPRESSOR
2
COMPRESSOR
1
INDOOR COIL
ST
AGE 2
INDOOR COIL
ST
AGE 1
OUTDOOR COIL
ST
AGE 1
OUTDOOR
COIL ST
AGE 2
DRIERS
FIGURE 12
S7 HIGH
PRESSURE
SWITCH
S4 HIGH
PRESSURE
SWITCH
COMPRESSOR
2
COMPRESSOR
1
30
32
Table of Contents
Table of Contents
1
Options / Accessories
2
Specifications
8
Blower Tables
14
Electrical Data
19
Parts Arrangement
25
I-Unit Components
28
II-Placement and Installation
47
III-Charging
47
IV-Start up - Operation
55
V-System Service Checks
57
High Altitude
59
VI-Maintenance
59
VII-Accessories
60
VIII-Belt Drive Supply Air Inverter
67
IX-Direct Drive Supply Air Blower
70
X-Staged Supply Air Operation
71
XI-Wiring and Operation Sequence
72
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Lennox LGH120H Specifications
General
Brand
Lennox
Model
LGH120H
Category
Air Conditioner
Language
English
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