Bunn OL Coffeemaker User Manual


 
Page 10
TROUBLESHOOTING (cont.)
Problem
Spitting or unusual steaming from
sprayhead.
Warmer plates too hot, solenoid coil
smoking, or water in tank heats ex-
cessively fast.
Inconsistent beverage level in de-
canter.
Dripping from sprayhead.
Probable Cause
1. Control Thermostat
2. Lime build-up
CAUTION
Tank and tank components should
be delimed regularly depending on
local water conditions. Excessive
mineral build-up on stainless steel
surfaces can initiate corrosive reac-
tions resulting in serious leaks.
1. Brewer wired to wrong voltage
1. Improper water pressure
2. Syphon system
1. Syphon system
2. Solenoid Valve
Remedy
Refer to Service - Control Thermo-
stat for testing procedures. See
page 13.
Inspect the tank assembly for exces-
sive lime deposits. Delime as re-
quired.
Refer to Electrical Requirements -
Page 4.
Check the operating water pressure
to the brewer. It must be between
20 and 90 psi.
Water should flow freely from the
sprayhead and then stop abruptly.
The brewer must be level from front-
to-back to syphon properly.
Water should flow freely from the
sprayhead and then stop abruptly.
The brewer must be level from front-
to-back to syphon properly.
Refer to Service - Solenoid Valve for
testing procedures. See page 20.
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