GEAppliances CFE28TSH Technical Service Manual page 37

When the Hot Water knob is turned
counterclockwise, pushed then released the
brewing begins. The
The air pump starts, both of the hot water tank vent
valves close.
The nozzle lowers into the brewer.
The isolation valve opens in the machine
compartment.
screen is displayed.
– 37 –
After 6 – 10 seconds the vent valves closes, air
pump and isolation valve continue. The Keurig®
water valve of the hot water valve assembly is
energized. The water from the water valve and
bottom of the lower reservoir, pushing hot water out
of the top of the hot water tank.
Water is dispensed more slowly for K-Cup brewing
by passing the water through a Flow Control Valve.
ideal rate for brewing beverages.
The air pump continues to run, keeping the upper
reservoir pressurized to keep the check ball on the
seal.
Water From
Check Ball
& Seal
INLET
HOT WATER
COLD WATER
K-
Air Pump
Valve
OUTLET to Dispenser
(Continued next page)