Bunn Dual TF - Manual (Page 9)

Page 9
TROUBLESHOOTING (cont.)
(B) Control assembly (Electronic)
3. Contactor (Brewers with Recov-
ery booster)
4. Tank heaters
5. Triac assembly (Electronic)
6. Relay (Brewers with Recovery
Booster)
1. (A) Control thermostat (Electro/
mechanical)
(B) Control assembly (Electronic)
2. Triac assembly (Electronic)
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 (.750 GPM)
Probable Cause
Water from tank is not hot (cont.).
Spitting or unusual steaming from
sprayhead or airvents.
Inconsistent beverage level in server.
Problem
Refer to Service - Control assembly
for testing procedure. See page 20
thru 25
Refer to Service - Contactor for test-
ing procedures. See page 16
Refer to Service - Tank heaters for
testing procedures. See page 35
Refer to Service - Triac assembly for
testing procedures. See page 24
Refer to Service - Relay for testing
procedures. See page 31
Refer to Service - Control thermo-
stat for testing procedures. See page
18
Refer to Service - Control assembly
for testing procedures. See page 20
thru 25
Refer to Service - Triac assembly for
testing procedures. See page 24
Inspect the tank assembly for ex-
cessive lime deposits. Delime as
required.
(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.
Remedy
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