Placement And Installation; Charging - Lennox LCH092H Unit Information

EHA QUANTITY
& SIZE
EHO075-1, 7.5
EHO150-1, 15
EHO225-1, 22.5
EHO300-1, 30
EHO450-1, 45
EHO600-1, 60
EHO057-1, 5.7
EHO115-1, 15
EHO172-1, 17.2
EHO230-1, 23.0
EHO345-1, 34.5
EHO459-1, 45.9
II-PLACEMENT AND INSTALLATION
Make sure the unit is installed in accordance with the in­
stallation instructions and all applicable codes. See ac­
cessories section for conditions requiring use of the op­
tional roof mounting frame (C1CURB10).
III-CHARGING
WARNING
Refrigerant can be harmful if it is inhaled. Refrigerant
must be used and recovered responsibly.
Failure to follow this warning may result in person­
al injury or death.
IMPORTANT
Units equipped with a Hot Gas Reheat system MUST be
charged in standard cooling mode.
ELECTRIC HEAT SECTION FUSE RATING
VOLTAGES
F3 - 1
208/230
460
575
208/230
460
575
208/230 50 Amp 250V
460 25 Amp 600V
575 20 Amp 600V
208/230 50 Amp 250V
460 25 Amp 600V
575 20 Amp 600V
208/230 50 Amp 250V
460 25 Amp 600V
575 20 Amp 600V
208/230 60 Amp 250V
460 50 Amp 600V
575 40 Amp 600V
384
384
384 25 Amp 600V
384 25 Amp 600V
384 25 Amp 600V
384 40 Amp 600V
TABLE 3
FUSE (3 each)
F3 - 2
- 25 Amp 250V
- 15 Amp 600V
- 10 Amp 600V
- 50 Amp 250V
- 25 Amp 600V
- 20 Amp 600V
-
-
-
-
-
-
-
-
-
60 Amp 250V
-
-
- 15 Amp 600V
- 25 Amp 600V
-
-
-
-
A-Refrigerant Charge and Check - All-Aluminum Coil
092H, 102H, 120H, 150S, 150H Units
WARNING-Do not exceed nameplate charge under any
condition.
This unit is factory charged and should require no further
adjustment. If the system requires additional refrigerant, re­
claim the charge, evacuate the system, and add required
nameplate charge.
NOTE - System charging is not recommended below 60_F
(15_C). In temperatures below 60_F (15_C), the charge
must be weighed into the system.
If weighing facilities are not available, or to check the
charge, use the following procedure:
IMPORTANT - Charge unit in standard cooling mode.
1 Make sure outdoor coil is clean. Attach gauge manifolds
and operate unit at full CFM in cooling mode with econo­
Page 50
F42 - 1 F42 - 2
- -
- -
- -
- -
- -
- -
25 Amp 250V -
15 Amp 600V -
10 Amp 600V -
50 Amp 250V -
25 Amp 600V -
20 Amp 600V -
60 Amp 250V 60 Amp 250V
50 Amp 600V -
40 Amp 600V -
60 Amp 250V 60 Amp 250V
50 Amp 600V -
40 Amp 600V -
- -
- -
15 Amp 600V -
25 Amp 600V -
40 Amp 600V -
40 Amp 600V -