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Lees meerseries (which includes your G 1220) through several community resources: Operating Instructions
Check for blockages in the drain pipe connection, a clogged filter, or a jammed non-return valve in the sump. F14 (Water Intake Fault):
: The manual provides specific sequences to enter "Service Mode," typically by holding the Start/Stop button while powering the unit on.
series (which includes your G 1220) through several community resources: Operating Instructions
Check for blockages in the drain pipe connection, a clogged filter, or a jammed non-return valve in the sump. F14 (Water Intake Fault):
: The manual provides specific sequences to enter "Service Mode," typically by holding the Start/Stop button while powering the unit on.
