Thermal Fuse - Bunn TNT-3 Operating & Service Manual

SERVICE (cont.)
THERMAL FUSE (Models W/Faucet Only)
FIG. 26 THERMAL FUSE
Location:
The thermal fuse is located inside the hood con-
nected to the right tank heater terminal.
Test Procedures:
1. Disconnect the brewer from the power source.
2. Disconnect the thermal fuse from the right tank
heater terminal and the black lead from the con-
trol thermostat.
3. With an ohmmeter, check for continuity across
the thermal fuse terminals.
If continuity is present as described, the thermal fuse
is operating properly.
If continuity is not present as described, replace the

thermal fuse.

Removal and Replacement:
1. Disconnect the thermal fuse from the right tank
heater terminal and the black lead from the con-
trol thermostat.
2. Remove thermal fuse and discard.
3. Connect new thermal fuse to the right tank heater
terminal and the blaclead from the control ther-
mostat
4. Refer to Fig. 27 when reconnecting wires.
P2213.60
Tank Heater
Terminals
FIG. 27 THERMAL FUSE THERMINALS
Page 29
BLK Lead from
Control Thermostat
Thermal Fuse
P1393.70
28201 081598