Troubleshooting Guide - Grindmaster RC400 Manuel D'instructions

Troubleshooting Guide

Before you call for help, please read the following:
WARNING
Brew probes are sharp. To prevent injury, do not place fingers inside the brew chamber. To
reduce foreign material from entering the brewer, keep brew chamber and reservoir lids closed.
Problem
No power
Message to refill water tank
Brew volume is less than normal
Water drips from machine when
not brewing
Water drips from machine (Pour
Over model ONLY)
Water leaks from machine while
brewing
Red light flashes continuously
Will not sense unit is primed
Unit overheats or boils
Capsule ruptures
Water drips from brew chamber
area while brewing
Display indicates replace reservoir
Display indicates low or no water
Model RC400
Possible Cause
(Pour Over model ONLY)
(Auto-Fill model ONLY)
Water conductivity is too low for level
sensing circuit
Temperature setpoint is too high
Clogged outlet probe
Faulty capsule seals
Water temperature too high for filter
paper
Capsule holder is not snapped into tray
correctly
Chamber cover was opened and closed
without changing the capsule
Large coffee capacity capsules swell
and rupture on large volume setting
Water is leaking from inlet seal
Reservoir not installed correctly
Missing level float in reservoir
Water supply turned off to machine
Machine is awaiting manual refill
Grindmaster
Solution
Verify unit is plugged into a 120V/15 amp
rated outlet and power switch is in the ON
position.
Add water to proper level on reservoir.
Make sure that the water shut off valve is
opened. Turn brewer off and restart, using
power switch at rear of brewer.
Adjust volume of beverage on screen. If
error persists, perform descaling procedure.
Ensure reservoir tank is not filled above
maximum fill level. Perform descaling
procedure. Call service technician.
If Pour Over model, ensure the water inlet
valve is capped with the cap that has been
provided with the brewer.
Remove drain tube cover and verify that
the drain line is properly plugged.
Turn off power button for 5 seconds. If it
continues to flash, contact service
technician.
Do not use Reverse Osmosis, Deionized, or
distilled water.
Reduce temperature setpoint 10 degrees
and re-check.
Clean outlet probe with a paper clip and
rinse thoroughly. Follow Probe Cleaning
instructions in Cleaning and
Maintenance section.
Determine if isolated to specific product
capsules. Change brand if needed.
Do not use capsule brands which are prone
to rupture.
Reduce water temperature setting by at
least 10 degrees.
Ensure capsule holder is completely
snapped into tray.
Check for torn capsule foil where probe
punctures foil. Avoid opening and closing
chamber cover to prevent double
puncturing of capsules.
Remove large volume setting from menu.
Prevent usage of troublesome capsules.
Ensure upper inlet seal pad is installed
correctly.
Ensure reservoir is installed flush to left
side of brewer to ensure engagement of
presence switch.
Replace float in reservoir.
Restore water supply to machine.
Refill reservoir manually.
® ENGLISH 13