Bunn U3 Service Manual

Page 19
LIMIT THERMOSTAT
SERVICE (cont.)
P1800
FIG. 11 LIMIT THERMOSTAT TERMINALS
FIG. 10 LIMIT THERMOSTAT
P2209.60
Location:
The limit thermostat is located on the center front
of the component bracket behind the timer mounting
bracket.
Test Procedures:
1. Disconnect the brewer from the power source.
2. Disconnect the black wires or the red wires from
the limit thermostat.
3. With an ohmmeter, check for continuity across
the limit thermostat terminals.
If continuity is present as described, the limit thermostat
is operating properly.
If continuity is not present as described, replace the
limit thermostat.
BLK to Control
Thermostat(All
Models Except
230V CE Models)
RED to Control
Thermostat
(230V Models)
Removal and Replacement:
1. Remove the wires from the limit thermostat ter-
minals.
2. Carefully slide the limit thermostat out from under
the retaining clip and remove the limit thermo-
stat.
3. Carefully slide the new limit thermostat into the
retaining clip.
4. Refer to Fig. 11 and reconnect the wires.
10060 080900
BLK to Contactor
(All Models Except
230V CE Models)
Red to Contactor
(230V CE Models)

Bunn U3 Specifications

General

Brand	Bunn
Model	U3
Category	Coffee Maker
Language	English