Bunn CWA-APS - Page 9

Page 9
TROUBLESHOOTING (cont.)
Brew cycle will not start (cont.)
Water is not hot
Inconsistent beverage level in dis-
penser
PROBABLE CAUSE
REMEDY
7. Water strainer/flow control
(.222 GPM)(CWTA-APS, CWTFA-
APS, CWTA-TS, CWTFA-TS)
1. Tank Heater Switch
2. Limit Thermostat
CAUTION - Do not eliminate or
bypass limit thermostat. Use only
B.O.M. replacement part #29329.
1000 (CWTA-APS, CWTFA-APS,
CWTA-TS, CWTFA-TS)
3. Control Thermostat
4. Tank Heater
1. Strainer /flow control (.222
GPM) (CWTA-APS, CWTFA-APS,
CWTA-TS & CWTFA-TS
2. Syphon System
3. Lime Build-up
CAUTION - Tank and tank compo-
nents should be delimed regularly
depending on local water condi-
tions. Excessive mineral build-up
on stainless steel surfaces can ini-
tiate corrosive reactions resulting
in serious leaks.
(A) Direction of flow arrow must
be pointing towards brewer.
(B) Remove the strainer/flow con-
trol and check for obstructions.
Clear or replace.
Refer to Service - Tank Heater
Switch for testing procedures. See
page 20
Refer to Service - Limit Thermo-
stat for testing procedures. See
page 15
Refer to Service - Control Ther-
mostat for testing procedures. See
page 14
Refer to Service - Tank Heater for
testing procedures. See page 19
(A) Direction of flow arrow must
be pointing towards the brewer.
(B) Remove the strainer/flow con-
trol and check for obstruction.
Clear or replace.
The brewer must be level or slightly
lower in front to syphon properly.
Inspect the tank assembly for ex-
cessive lime deposits. Delime as
required.
10690.1 063000
PROBLEM