Bunn ES.2C - Manual (Page 16)

BUNN Espress
®
ES•2C ™
16
PLUMBING DIAGRAM
TO STEAM WAND
TO HEATER CONTROL
Hot Water (surrounding tank heater)
PRESSURE SWITCH
TANK HEATER
LEGEND
Cold Water Brew Water Steam Components and Item Numbers
FILTER
HOLDER
COLD WATER FILL LINE
FLOWMETER
FROM WATER SUPPLY VALVE
COLD WATER
PUMP W/ADJUSTABLE PRESSURE RELIEF VALVE
SET TO ~150 PSI
HEAT
EXCHANGER
TUBE
GROUP HEAD BREW CHAMBER VENT TO DRAIN
PRESSURE
RELIEF VALVE
(~25 PSI POP-OFF)
SET TO ~160 PSI
HOT WATER
HOT WATER
GROUP
SOLENOID
(3-WAY)
STEAM ~ 18 PSI
TEMERATURE
~ 250 F¡
PRESSURE
RELIEF VALVE
CHECK VALVE
TO HOT WATER
FAUCET
TO STEAM WAND
TO DRAIN
WATER TREATMENT
110 WS
™
W a te r C o n d it io n in g S y s te m s
B • U • N • N
FILTER
HOLDER
GROUP HEAD BREW CHAMBER VENT TO DRAIN
GROUP
SOLENOID
(3-WAY)
STEAM VALVE
FAUCET VALVE
TO REFILL CONTROL
MANUAL FILL
VALVE
(Normally Blocked) DUAL PRESSURE
GAUGE
P U M P
S T E A M
REFILL
SOLENOID
STEAM VALVE