Carrier Omnizone 50BVC Installation, Start-Up, Service And Controls Operation And Troubleshooting page 27

UNIT MODULE 'A'
C O Y1
LEGEND
FC — Fan Contactor
PR — Pilot Relay
Fig. 21 — Typical Wiring 40 to 60 Ton Units (Two-Stage Cooling)
FIELD-SUPPLIED THERMOSTAT
C O Y1
Y3 R G
PR2
PR1
27
Y2 R G
PR1
UNIT MODULE 'B'
C O Y2
Remote Condenser Units Only
(#1) FC1-4
(#2) FC1-4
PR2
G
Y4 R
FC1-5
PR1
FC1-5
PR2