Bunn System III Operating & Service Manual page 10

Bunn coffeemaker operating & service manual
Hide thumbs Also See for System III:
Table of Contents

Advertisement

TROUBLESHOOTING (cont.)
Problem
Water from tank is not hot (cont.)
Server warmer is not hot.
Spitting or unusual steaming from
sprayhead or airvent.
Inconsistent beverage level in server.
Probable Cause
5. Triac assembly (DBC)
1. ON/OFF switch
2. Warmer element
1. (A) Control thermostat (Electro/
mechanical)
(B) Digital Brewer Control
2. Triac assembly (DBC)
3. Lime build-up
CAUTION - Tank and tank compo-
nents should be delimed regularly
depending on local water conditions.
Excessive mineral build-up on stain-
less steel surfaces can initiate cor-
rosive reactions resulting in serious
leaks.
1. Strainer/flow control (.500 GPM)
2. Improper water pressure
Page 10
Remedy
Refer to Service - Digital brewer con-
trol for testing procedures. See page
22
Refer to Service - ON/OFF switch for
testing procedures. See page 28
Refer to Service - Warmer element
for testing procedures. See page 37
Refer to Service - Control thermo-
stat for testing procedures. See page
20
Refer to Service - Digital brewer con-
trol for testing procedures. See page
23 step 10
Refer to Service - Digital Brew Con-
trol for testing procedures. See page
22
Inspect the tank assembly for exces-
sive lime deposits. Delime as re-
quired.
(A) Direction of flow arrow must be
pointing towards the brewer.
(B) Remove the strainer/flow con-
trol and check for obstructions. Clear
or replace.
Check the operating water pressure
to the brewer. It must be between 20
(138) and 90 psi (620 kPa).
27362 092900

Advertisement

Table of Contents
loading

Table of Contents

Save PDF