128 Part Number STH025 11/16
SINGLE EVAPORATOR, SINGLE EXPANSION VALVE
SELF CONTAINED AIR, WATER & REMOTE CONDENSER
Operational Analysis 1 2 3 4
Wait 5 minutes into the freeze cycle.
Compare temperatures of
evaporator inlet and evaporator
outlet.
Inlet T3 ____________° F (°C)
Outlet T4 __________ ° F (°C)
Difference
T3 & T4 ____________ ° F (°C)
Reference “Comparing Evaporator
Inlet and Outlet Temperatures -
Self-contained & Remote Condenser
Single Expansion Valve Machines” on
page 147
Inlet and outlet
within 7° F (4°C)
of each other
Inlet and outlet
not within 7° F (4°C)
of each other
-and-
Inlet is colder than
outlet
Inlet and outlet
within 7°F (4°C)
of each other
-or-
Inlet and outlet
not within 7°F (4°C)
of each other
-and-
Inlet is warmer than
outlet
Inlet and outlet
within 7°F (4°C)
of each other