Control Panel; To Enter Load Test Mode; To Enter Display Test Mode - Jenn-Air JBC7624BS Technical Education

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A. Main On/Off Switch

Control Panel

Control Panel
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A. 1 Coffee
B. 2 Coffee
C. Menu

To Enter Load Test Mode:

1. With the coffee system in standby (plugged in with the
main switch on but the machine off), open the service
W10629091A
door.
2. Press 1 COFFEE, STRENGTH and OK until the display shows
the message "SELECT TEST" (hold for 6 seconds).
3. Close the service door, and press CAPPUCCINO. The
display will show the message "LOAD TEST MODE." This
mode manually checks the devices listed. To activate the
relays manually in the test mode, press the keys as shown
in the following chart. Press the keys only once.
NOTE: The Load Test Mode display is in English only
Key Pressed Display message
1 Coffee EV1
2 Coffee EV2 ON + FAN
Menu HEATER ON
Strength VAPORIZER ON
Size PUMP ON
Up Arrow MOTOR UP + LIGHT
Down Arrow MOTOR DOWN
OK GRINDER ON
Cappuccino EV1 ON
EV2 ON
To Exit or Reset the Load Test Mode Procedure:
To exit the procedure, press the power button on the side of
the coffee system to turn it off and back on again.
To Reset the Upper Position of the Infuser:
With the machine in standby (plugged in with the main
switch on, but machine off), open the service door and press
1 COFFEE, STRENGTH and OK until the display shows the
message "SELECT TEST" (hold for 6 seconds). Close the door
and press OK—the coffee system will turn OFF. Switch the coffee
system ON and wait for the rinsing to complete, then turn OFF.
NOTE: When the coffee system is reset, the language must be
set again.
For Service Technician Use Only
C
B D
K
D. Strength
E. Display
F. Down arrow key
Device
3 Way Valve
2 Way Valve + Fan
Coffee Heater
Steam Heater
Pump
Diverter Motor + Light
Diverter Motor
Grinder
3 Way Valve
2 Way Valve
DIAGNOSTICS & TROUBLESHOOTING
A. Coffee spout
E F
G. Up arrow key J. OK
H. Hot water K. Size
I. Cappuccino

To Enter Display Test Mode:

(Test the User Interface) Before proceeding with any
corrective action, perform the following steps to enter the
FOR SERVICE TECHNICIAN'S USE ONLY
Display Test Mode. This mode checks the User Interface.
1. With the coffee system in standby (plugged in with the main
switch on, but the machine off), open the service door.
2. Press 1 COFFEE, STRENGTH, and OK until the display
shows the message "SELECT TEST" (hold for 6 seconds).
3. Close the service door and press 1 COFFEE. After a few
seconds, the display will show the message: "DISPLAY
TEST MODE." When the relay is active, the appropriate
button is shown.
4. Press each key as shown in the following chart, and the display
will show the corresponding/indicated message. If any of
the messages fail to appear, replace the User Interface.
Key Pressed
1 Coffee
2 Coffee
Menu
Strength
Size
Up Arrow
Down Arrow
OK
Hot Water
Cappuccino
On/Standby
To Exit or Reset Display Test Mode:
n The machine will automatically exit the procedure after 10
seconds. This test resets the language and will restart from
the pump priming.
n To reset the board: With the machine in standby, open the
service door and press 1 COFFEE, STRENGTH and OK until
the display "SELECT TEST" is shown. Close the door and
press OK.
NOTE: When the coffee system is reset, the language must be
set again.
Jenn-Air Built-in Coffee System
A
B
B. Service door
I
G H
J
Figure 1
Message
BUTTON 1
BUTTON 2
BUTTON 3
BUTTON 4
BUTTON 5
BUTTON 6
BUTTON 7
BUTTON 8
BUTTON 9
BUTTON 10
BUTTON 0
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n