For Service Technician Use Only
COMPONENT TESTING
JennAir Built-in Coffee System
n
3-13
Strip Circuits
3-Way Valve
Plumbing Circuit
Pump
Water Flow / Switches
Coffee Grinder
Grinder Motor
L1
MAIN BOARD
N
458k
ON/OFF
SWITCH
ON/OFF
SWITCH
EV1 SWITCH
EV1
3-WAY VALVE
CHASSIS GND
L1
TERMINAL
BLOCK
J1-2
F5
NOTE:
3-way v
alve is grounded
to the generator support bracket
or controls cover.
BK
BK
BR
R
BL
BL
L1
MAIN BOARD
N
6.2
ON/OFF
SWITCH
ON/OFF
SWITCH
PUMP
SWITCH
PTC
L1
TERMINAL
BLOCK
J1-4
F5
* PUMP POLARITY: Positive side is
connected to J1-4. If meter leads
are reversed the coil will show open.
P
BK
BK
BR
BR
BR
BL
BL
MAIN BOARD
FLOW
METER
J2-2
MAIN BOARD
TANK
SWITCH, M7
J2-1
WATER LEVEL
SENSOR
J7-2
J7-1
J7-3
F
+5 VDC
GND
FLOW SIGNAL
WATER LEVEL /
TANK PRESENCE
w
w
w
GND
L1
MAIN BOARD
N
13.1
ON/OFF
SWITCH
ON/OFF
SWITCH
TRIAC
M
L1
TERMINAL
BLOCK
F7
F5
F3
F1
MAIN
BOARD
FUSE
GRINDER
MOTOR
BK
BK
BL
BL
BL