Magikist HWG40, Instruction Manual

Page: 22 / 28

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Symptom Probable Cause Corrective Action
•Temperature setting display
flashes E10 and FLUE STATUS
indicator is flashing.
•Communicaton problem with flue
sensor (open).
•Check connection of flue sensor to
P
RO
S
AFE
II. Replace flue sensor if
necessary.
•Temperature setting display
flashes E11 and FLUE STATUS
indicator is flashing.
•Communicaton problem with flue
sensor (short).
•Check connection of flue sensor to
P
RO
S
AFE
II. Replace flue sensor if
necessary.
•Temperature setting display
flashes E15 and FLUE STATUS
indicator is flashing.
•Overheat condition detected. •Temperature in flue has exceeded
maximum limit. Most common
condition is that main burner of
heater is on with no water flow the
heater. Investigate and correct
immediately.
•Temperature setting display
flashes E20 and THERMOSTAT
indicator is flashing.
•Communicaton problem with
temperature sensor (open).
•Check connection of temperature
sensor to P
RO
S
AFE
II. Replace
temperature sensor if necessary.
•Temperature setting display
flashes E21 and THERMOSTAT
indicator is flashing.
•Communicaton problem with
temperature sensor (short).
•Check connection of temperature
sensor to P
RO
S
AFE
II. Replace
temperature sensor if necessary.
•Temperature setting display
flashes E30 and REQUEST FOR
HEAT indicator is flashing.
•Problem with output driver for gas
valve (open). P
RO
S
AFE
II is
attempting to energize the gas valve
but is not receiving the correct
internal feedback that the gas valve
is being energized.
•Contact qualified service personnel.
•Temperature setting display
flashes E31 and REQUEST FOR
HEAT indicator is flashing.
•Problem with output driver for gas
valve (short). P
RO
S
AFE
II is not
attempting to energize the gas valve
but is not receiving the correct
internal feedback that the gas valve
is not being energized.
•TURN KNOB ON GAS VAVLE TO
OFF POSITION IMMEDIATELY.
SHUT OFF GAS SUPPLY TO
HEATER IMMEDIATELY.
EXTINGUISH ANY OPEN FLAME
IMMEDIATELY. Contact qualified
service personnel.
•Temperature setting display
flashes E59.
•Problem with internal memory of
P
RO
S
AFE
II.
•Contact qualified service personnel.