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Page 17
TROUBLESHOOTING (cont.)
PROBLEM PROBABLE CAUSE REMEDY
BREWING CIRCUIT
Brew cycle will not start 1. Display flashing (CDBC) or ready
light flashing (CEZ)
2. No water
3. No power or incorrect voltage to
the brewer
4. ON/OFF switch not in the "ON"
position
5. Low water temperature (Brew
lockout is enabled)
6. Water not touching refill probe
inside tank
7. Switch panel (CDBC)
Brewer has shut down due to
malfunction (See Diagnostic Chart
in manual, Page 19, or under top
lid of brewer).
Water lines and valves to the
brewer must be open.
Check for voltage across the black
and white terminals at the termi-
nal block.
The indicator lamp must be lit
Allow brewer to heat until ready
lamp is lit, or disable the brew
lockout feature. (See page 7 or 8)
Press ON/OFF switch (indicator
must be lit). Brewer will refill until
water touches probe inside tank.
Water must be in contact with
refill probe before brew cycle will
start.
Disconnect the brewer from the
power source. Disconnect the rib-
bon connector from the control
board. Check for continuity be-
tween pins 1 & 2 (An arrow on the
connector indicates pin 1). No
continuity should be present. Press
the BREW switch. Continuity
should be present for as long as
the switch is held "ON". If no con-
tinuity is present, replace the
switch membrane decal.(See page
23)
29079 042803