Bunn HC-2 HC-3 Coffeemaker User Manual


 
24
SERVICE (cont.)
LAMP HOLDER
FIG. 16 LAMP HOLDERS
P1209.75
Location:
The lamp holders are located on the front of
the reflector behind the display panel.
Test Procedure:
1. Disconnect the dispenser from the power source.
2. Disconnect the plugs on the door wiring harness
from the connectors on the lamp holders.
3. Remove lamp from lamp holders.
4. Disconnect the two pin plugs of each lamp holder
from the door wiring harness.
5. Check for continuity on each lead of the lamp
holders.
If continuity is present as described, lamp holders are
operating properly.
If continuity is not present as described replace the
lamp holder.
Removal and Replacement:
1. Open dispenser door (1).
2. Remove the six #8-32 screws securing bottom
door cover (5) to the door (1) and remove cover.
3. Disconnect the door wiring harness from the door
interconnect wiring harness.
4. Remove eight #8-32 screws securing the upper
door cover w/reflector (4) to the door.
5. Remove the upper door cover w/reflector (4),
lamp (3), lamp holders (2) and door wiring har-
ness as a assembly.
6. Rotate lamp (3) 90° and remove from lamp hold-
ers (2).
7. Remove the #6-32 securing the lamp holder (2) to
be removed, remove lamp holder (2) and discard.
8. Install new lamp holder (2) and secure with a #6-
32 screw.
9. Install lamp (3) into lamp holders (2) and turn 90°
until the pins snap in place.
10. Install upper door cover w/reflector (4), lamp (3),
lamp holders (2) and door wiring harness as a
assembly using eight #8-32 screws.
11. Reconnect the plug on the door wiring harness to
the connector on the door interconnect wiring
harness.
12. Install the door bottom cover (5) using six #8-32
screws.
LAMP REPLACEMENT (Refer to Fig. 16)
1. Open the dispenser door (1).
2. Remove the upper door cover w/reflector (4),
lamp (3), lamp holders (2) as an assembly.
3. Rotate lamp (3) 90° and remove from the lamp
holders (2).
4. Insert new lamp (3) into lamp holders (2) and turn
90° until the pins snap in place.
5. Reinstall upper door cover w/reflector (4), new
lamp (3) and lamp holders (2) on the door assy (1).
1
2
3
4
5
2
6
1. Door Assy
2. Lamp Holders
3. Lamp
4. Upper Cover W/Reflec-
tor
5. Lower Cover
6. Starter W/Socket
27591 031597