Page 39
SERVICE TOOLS (cont.)
front of the brewer except the upper right hidden
switch. While the switch is pressed, the display
shows the name of that switch. If the name does
not appear, or if it remains after the switch has been
released, the switch is defective. Each switch can
be tested in this manner.
9. After all switches have been tested, press and re-
lease the right hidden switch (®). This will return
to
TEST SWITCHES?
. Press and release switch
again to advance to
TEST SERVERS?
. Another
alternative is to press and release either ON/OFF
switch located on the front switch panel. This
will exit
TEST SWITCHES
and return to the
MAIN
SCREEN.
Procedures to test servers:
This function allows the operator to test the opera-
tion of the Soft Heat servers. It will also show if the
server is correctly placed on the brewer stand.
1. Place brew funnels into rails on both sides of
brewer.
2. Place a Soft Heat server beneath each brew fun-
nel.
3. Press and hold the upper right hidden switch until
the display reads
UNITS.
Release the switch. Con-
tinue to press and release switch until
SERVICE
TOOLS?
appears.
4. Pressing
NO
will exit this function and advance to
the next function screen. Press
YES
to run tests
on various components and outputs within the
brewer.
5. The display should read
TEST OUTPUTS?
6. In
TEST OUTPUTS
screen, press
NO
. This advances
to
TEST SWITCHES?
. Press and release
NO
once
more. The display should now read
TEST SERV-
ERS?
7. Press
YES
in the
TEST SERVERS
screen to show
if a server is in place. The display should read
IN
PLACE
with arrows pointing to the left and right
8. Lift and pull both Soft Heat servers forward about
2 inches so that the two contacts on each server
do not touch the two contacts on the brewer.
9. The display should then read
SERVER REMOVED
with arrows pointing to the left and right.
10. After the servers have been tested, press and
release either ON/OFF switch located on the front
switch panel. This will exit
TEST SERVERS
and
return to the
MAIN SCREEN.
Procedures to test coil frequency:
1. Place brew funnels into rails on both sides of
brewer.
2. Place a Soft Heat server beneath each brew fun-
nel.
3. Press and hold the upper right hidden switch un-
til the display reads
UNITS.
Release the switch.
Continue pressing and releasing the upper right
hidden switch until
SERVICE TOOLS
appears.
4. Pressing
NO
will exit this function and advance to
the next function screen. Press
YES
to run tests
on various components and outputs within the
brewer.
5. The display should read
TEST OUTPUTS?.
6. In
TEST OUTPUTS
screen, press
NO
. Continue to
press and release
NO
until the display reads
TEST
FREQUENCY?.
7. Press and release
YES
. The display will show the
frequency of the sensor coil circuits. This is for
diagnostic service use when troubleshooting this
circuit.
8. After the coils have been tested, press and release
either ON/OFF switch located on the front switch
panel. This will exit the
TEST FREQUENCY
function
and return to the
MAIN SCREEN.
NOTE:
If the operator wishes to test more than one
function in the
SERVICE TOOLS
section (outputs,
switches, servers, or coil frequency), it is not
necessary to exit the program. Use the flow chart
for
SERVICE TOOLS
to navigate to a particular
function.
PROGRAMMING THE BREWER (cont.)
29877-3 062005
