Carrier 50LJ008-014 - Manual (Page 9)

Table 3 — Heat Anticipator Settings
UNIT VOLTAGE
208/230 460 575
UNIT Configuration Configuration Configuration
Heater kW 1 Stage 2 Stage Heater kW 1 Stage 2 Stage Heater kW 1 Stage 2 Stage
Stage 1 Stage 1 Stage 2 Stage 1 Stage 1 Stage 2 Stage 1 Stage 1 Stage 2
104, 160 03 NA NA 139, 165
03 NA NA 18 0, 36 0 0.3 NA NA
50LJ 32 0, 24 8 06 0.3 03 27 8, 33 0
42 4, 50 0 0 9 06 03 41 7, 50 0 06 03 03 54.0 0.6 03 03
THERMOSTAT CONNECTIONS THERMOSTAT
LEGEND
BAT - Battery
C — Contactor
DAT — Discharge-Air Thermistor
EWIC/EMFC — Energy Management Closed
EMO/EMFO — Energy Management Open
EQUIP — Equipment
GND — Ground
IFC — Indoor-Fan Contactor
THREE-PHASE
POWER SUPPLY
IFR — Indoor-Fan Relay
OFC — Outdoor (Condenser) Fan Contactor
P — Plug
TB — Terminal Block
TRAN — Transformer
---------- Field Wiring
Factory Wiring
Fig. 8 — Control Wiring Connections
RACEWAY-
HOLE IN
END PANE!
(HIDDEN)
Fig. 9 — Field Control Wiring Raceway
Step 6 — Adjust Evaporator-Fan Speed — Adjust
evaporator-fan speed to meet jobsite conditions.
For units with electric heating, required minimum cfm is
2250 for 50LJ008; 2550 for 50LJ009; and 3000 for 50LJ012
and 014 with the following exceptions.
UNIT
UNIT
VOLTAGE
HEATER
kW
UNIT
CONFIG-
ATION
REQUIRED
MINIMUM
CFM
208/230 42 4 Horizontal 3200
50LJ012
and 014
208/230 50.0 Horizontal 3200
460 50.0
Horizontal
or
Vertical
3200
50LJ008-
575
180 Horizontal
or
Vertical
2800
014 36 0 2350
Table 4 shows fan rpm motor pulley settings, Table 5
shows motor efficiencies and Table 6 gives accessory static
pressure drops. Refer to Tables 7-12 to determine fan speed
settings. Fan motor pulleys are factory set for speed shown
in Table 1.