Carrier 48PG Series - Page 15

RED
REMOVE JUMPER WHEN
INSTAIIXNG OCCUPAMCY
SWIICH
NOTE: See page 45 for Legend.
GRA
RED
ECONOMIZER
MOTOR
ECONOMIZER ACCY/FIOP ]
,m i
151 I GRA MINIMUM
I POS[T!ON
I ADJUSTMENI i
b _ ?L2 1
A POWER EXHAUS1
ACCY/FIOP
RED ]460V ONLY
_PLZ
2
F[EL_ INSTALLED
R_MOIE ECONOMIZER
ENABLE SWITCH
DISCONNECT PiNK A_ YELLOW
REMOVE 620G RESISTOR
BETWEEN SR+ AND SR WNEN
IA ENTNALP¥ OR RETURN AIR
SENSO_ IS [NSTAI_E_
PECI
PEC2
EC_
Fig. 18 -- EconoMi$er IV Wiring
19
18
17
16-
15
<
E14
13
12
11
10
9
4O
I
"_._ LED ON
-- - LED OFF
LED ON
--LED ON
45 50 55 60 65 70 75 80
DEGREES FAHRENHEIT
LED ON- --
I
85 90 95 100
Fig. 19 -- Temperature Changeover Set Points
-///
[
xH
Set
N 2 OV
P1 r_ex_ )
PU K-_in
T _l_Jl Open
DCV
V(_IMa_
2 OV
_TAQ U -- DCV
SO+ H 2V_IOV et
sowAJI
SR+ Free
I oo,©
s____1_o
24 24 Vac
Vac COM
HO_ll_ _,
5
3B4
E F [_'_ EF1
Fig. 20 -- EconoMi$er IV Control
m
15