Carrier ZONE-MIZER 50ME - Manual (Page 44)

Typical schematic
(SOME shown)
L2
BASE UNIT POWER
,,.HR2
II5V
aaa CH2
.---------- JfCHR -----------^^£HJ -------------------------------- --
4
h
>
j
T—r
MUR
AFS
3
* Jf W Jt *
MHR MCR
-o
£0
^ oSW
■ S—
-O TO DAMPER MOTOR o-
-o TO ROLL FILTER °-----
II5V
r AFS
I
24V
f-
SYSTEM
oOFF
^ REMOTE
FILTER PANEL
ACCESS.
ON
--------(MC^
■^EAT----------
o-
A2„ TM
CRI
CR2
—II—
CR3
CRM
—II—
CRI2
—II—
IP2 IPI -----------
HPS2 DLT
HPSI
TM,
HR I,
D2
B2 Ri
1—^
CHL
-B l J_____ÜÇLJ
' 1
Cl/
HRI HR2
—o
HR2/
îœpi CÇP2 cz)
OFCI
ECONOMIZER
ACCESSORY I
CRI
FCPS J
-Y—Y-
EXR l _
0FC2,
OFC
D-
O-
o-'
OAT
HRI
EXR^j_______
------- --------------------------------------
CR2
CR3
-Fv^ LLS2
LLS3
CRM
CRI2 LLSI2
HRI-I HCI-
HRI-2 HCI-2,
HR 1-2 HCI-3,
HR2-I HC2-I,
HR 2-2 HC2-2,
HR2-2 HC2-3,
HR 3-1 HC3-I,
HR 3-2 HC3-2,
HR 3-2 HC3-3,
a-
o-
II5-V
CRI
___ HRH,
■ HR 1-2
CR-2
HR2-I,
HR2-2,
II5-V
O'
O'
O'
o
o
o
ZONE
MODULE
N0.1
ZONE
MODULE
N0.2
LEGEND
AFS — Air Flow Sensor
APS - Air Pressure Switch
C - Compressor
CCP _ Capacity Control Pressurestat
CH - Crankcase Heater
CHR — Crankcase Heater Relay
CO _ Convenience Outlet
CR - Cooling Relay
CT — Cooling Thermostat
DLT — Discharge Line Thermostat
ECR — Economizer Relay
ECT — Economizer Thermostat
EXR — Exhaust Relay
FCPS — Fan Cycling Pressure Switch
Fu — Fuse
HC — Heating Contactor
HPS — High-Pressure Switch
HR _ Heating Relay
HT Heating Thermostat
IFC — Indoor Fan Contactor
IP - Internal Protector
J - Jumper
LAT - Low-Ambient Thermostat
LLS — Liquid Line Thermostat
LPS — Low Pressurestat
MCR Master Cooling Relay
MHR — Master Heating Relay
MUR — Master Unit Relay
OAT. — Outdoor Air Thermostat
OFC - Outdoor Fan Contactor
Sw _ Switch
TM — Timer Motor
Factory Wiring
. Field or Option Wiring __ __ ^
r 1
TO ZONE MODULES N0 3 THRU 10 OR 12
44