GB-6
troubleshooting guide
Repairs should only be carried out by a qualified technician in
strict accordance with current local and national safety regula-
tions. Unauthorised or incorrect repairs could cause personal
injury or damage to the unit.
fault code
Codes Possible Causes
Remedy
E1
Water tap is not turned on.
Turn on the water tap.
Low water pressure (<0.03MPa)
Turn on the water tap and ensure it
is fully on.
Flow metre is broken.
Disconnect from the mains.
Disconnect the water inlet.
Call a qualified technician.
•
•
•
The wire terminals which connect
the flow metre are loose.
E2
Drain hose is kinked or squashed.
Use the U-shaped drain hose holder
to secure your drain hose and to
avoid bending it.
Drain bump is broken or PCB is
faulty.
Disconnect from the mains.
Disconnect the water inlet.
Call a qualified technician.
•
•
•
The float switch is broken.
The wire terminal connected to the
drain bump is loose or broken.
E3
The temperature sensor is broken.
Heater element is broken.
The wire terminal connected to the
heater is loose.
The wire terminal connected to the
temperature sensor is broken.
The wire terminal connected to the
temperature sensor is short circuit-
ed or open circuited.
E4 & E5
The float switch is broken or PCB
is faulty
The wire terminal connected to the
float switch is loose or broken.
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