Bunn SRU - page 11

Page 11
PROBABLE CAUSE
1. Circuit Breaker
2. ON/OFF Switch
3. Brew Circuit
4. Refill Circuit
1. Timer
2. Start Switch
1. Timer
2. Solenoid Valve
3. Lime build-up in swing spout
and pump tubing.
1. Filters
2. Hole in bottom of funnel
obstructed.
TROUBLESHOOTING (cont.)
PROBLEM
Circuit breaker keeps tripping
Water keeps running from swing
spout
Inconsistent coffee yield
Funnel overflows
REMEDY
Refer to Service - Circuit Breaker
for testing procedures. See page
14
Refer to Service - ON/OFF Switch
for testing procedures. See page
22
Refer to
Service - Pump Assembly
for testing procedures. See page
23
Refer to
Service - Liquid Level
Board for testing procedures. See
page 20
Refer to Service - Timer for testing
procedures. See page 30 or 32
Refer to Service - Start Switch for
testing procedures. See page 28
Refer to Service - Timer for testing
procedures. See page 30 or 32
Refer to Service - Solenoid Valve
for testing procedures. See page
25
Remove swing spout and insert
deliming rod down into pump tub-
ing as far as possible.
Use Bunn® filters made for the
SRU brewer.
Remove obstruction.
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