Bunn TB3-LP Coffeemaker User Manual


 
Page 10
TROUBLESHOOTING (cont.)
PROBLEM
PROBABLE CAUSE
REMEDY
Brew cycle will not start (cont.)
Water is not hot
Dilution cycle will not start
4. ON/OFF Switch
5. Start Switch
6. Brew Timer
7. Brew Solenoid Valve
8. Internal Flow control (.195
GPM)
1. Limit Thermostat
CAUTION - Do not eliminate or
bypass limit thermostat or thermal
cut-off. Use only BOM replacement
part 29329.0001
2. Control Thermostat
3. Tank Heater
1. ON/OFF Switch
2. Start Switch
3. Dilution Timer
Refer to Service - ON/OFF Switch
for testing. See page 24
Refer to Service - Start Switch for
testing procedures. See page 23
Refer to Service - Brew Timer for
testing procedures. See page 18
Refer to Service - Brew Solenoid
Valve for testing procedures. See
page 16
(A) Direction of fl ow arrow must be
pointing towards check valve.
(B) Remove the fl ow control and
check for obstructions. Clear or
replace.
Refer to Service - Limit Thermostat
for testing procedures. See page
22
Refer to Service - Control Ther-
mostat for testing procedures. See
page 17
Refer to Service - Tank Heater for
testing procedures. See page 27
Refer to Service - ON/OFF Switch
for testing procedures. See page
24
Refer to Service - Start Switch for
testing procedures. See page 23
Refer to Service - Dilution Timer for
testing procedures. See page 21
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