Bunn U3 U3A Coffeemaker User Manual


 
Page 18
SERVICE (cont.)
FUSE AND FUSE HOLDER (208V, 240V, 230V Two
Wire Models and 380V Three Wire Models)
Location:
The fuse and fuse holder are located on the right
rear of the component bracket.
Test Procedures:
1. Disconnect the brewer from the power source.
2. Remove the cap and fuse from the fuse holder.
3. Remove fuse from the cap.
4. Check for continuity through the fuse.
If continuity is present as described, reinstall the fuse,
the fuse is operating properly.
If continuity is not present as described replace the
fuse.
FIG.8 FUSE AND FUSE HILDER
P1731.55
Removal and Replacement:
Fuse:
1. Remove the cap from the fuse holder.
2. Remove fuse from the fuse holder, inspect, if
blown discard.
3. Install new 5 amp fuse in the fuse holder.
4. Reinstall fuse holder cap.
Fuse Holder:
1. Disconnect the wires from the rear of the fuse
holder.
2. Remove the nut securing the fuse holder to the
component bracket.
3. Push fuse holder through the hole in the compo-
nent bracket.
4. Install new fuse holder and fuse through the hole
in the component bracket and secure with nut.
5. Refer to Fig. 9 and reconnect the wires.
BLK from ON/OFF Switch
(208V, 240V Two Wire
Models and 380V Three
Wire Models)
RED from ON/OFF Switch
(230V Two Wire Models)
FIG. 9 FUSE HOLDER TERMINALS
P1331
BLK from Main Harness
(208V and 240V Two
Wire Models)
BLK from Transformer
(380V Three Wire Mod-
els)
RED from Main Harness
(230V Two Wire Models)
10060 031599