10
WATER CONNECTIONS
ONLY COOLING
Standard: OCO
1. EVAPORATOR - cool side
use side connections
2. CONDENSER - heat side
source side connections
HEAT PUMP
Option: OHP
SUMMER
1. EVAPORATOR - cool side
use side connections
2. CONDENSER - heat side
source side connections
WINTER
1. CONDENSER - heat side
use side connections
2. EVAPORATOR - cool side
source side connections
REVERSAL ON WATER CIRCUIT
Option: OHI
SUMMER
1. EVAPORATOR - cool side
2. CONDENSER - heat side
EVAPORATOR water temperature control
WINTER
1. EVAPORATOR - cool side
2. CONDENSER - heat side
CONDENSER water temperature control