Water Tank - VKI Technologies CAFFÈ MIO Operation & Service Manual

T r o u b l e s h o o t i n g
Brewer Overflow
► Water setting may be too high – reduce the water setting.
► Bottom pause setting may need to be increased.
► Coffee setting may be too high – reduce the coffee setting.
► Coffee may be stale or not within specifications – replace coffee.
► Water temperature may be too high – reduce the temperature.
► Screen assembly may be dirty and clogged – clean or replace the brewer screen
assembly
► Screen assembly may be damaged – replace screen assembly
► Brew chamber may be cracked creating a vacuum loss – replace chamber
M044065)
► Cylinder may be scored or cracked creating a vacuum loss – replace cylinder
M044071)
► Teflon seal on piston may be worn – replace Teflon seal

Water Tank

Boiling /Overfilling
► Clean and dry the overflow cup.
► The equipment may have been moved or bumped.
► If water tank is overfilling, check the following;
Water level probes may require cleaning.
o
Water level probe harness may be defective – replace the probe harness.
o
Inlet valve may be leaking – replace inlet valve
o
► If water tank is boiling over, check the following;
Water temperature setting may be too high – reduce temperature setting.
o
Temperature probe may be defective – replace the probe
o
Components inside water tank may be covered with scale – delime water tank.
o
Verify the wiring and connections to the water tank.
o
Not Heating
► The overflow cup may be full of liquid – clean and dry the overflow cup.
► 15 amp fuse may be blown – replace the fuse
► Thermal cut-off switch may be tripped – press the small button in the center of the
thermal cutoff switch to reset.
► If thermal cutoff switch trips with a full water tank, replace the thermal cutoff switch
(P/N - A210087)
► Verify the wiring and connections to the water tank.
► Check for power to the heater element. If power is present, replace the heater
element
► The heater relay may be defective – replace the heater relay
► Temperature probe may be defective – replace the temperature probe
M210220)
CAFFÈ MIO – OPERATION AND SERVICE
.
(P/N - K310306)
.
.
.
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(P/N - E310016)
.
S E C T I O N 4 - T R O U B L E S H O O T I N G
(P/N - K110174)
(P/N - E310018)
(P/N - M018046)
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(P/N - K310306)
(P/N -
(P/N -
.
.
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(P/N - M210220)
.
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(P/N - M018R08)
(P/N -
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