Error Message Codes: Errors, Solutions And Operating In Case Of Error - Dimplex 200 AIR D/2 Installation Manual

6.11 - Error message codes: errors, solutions and operating in case of error

N.B. :
Errors can be dismissed by briefl y pressing the dial (manual reset)
Display
•Electronic board defect
MEMO/BUS
•Bus wire defect
•Display screen defect
•Air temperature sensor defect
t_AIR
(Temperature of air intake)
•Evaporator sensor defect
T_Defrost
(defrosting temperature)
T_water
•Tank water sensor defect
clock
•Clock/timer defect
over press
•Heat pump pressure too high
freq. defro. •Defrosting too often
low pres.
•Heat pump pressure too low
•Domestic hot water overheating
overheat
(water temperature >85°C)
22
Error Probable causes
•Voltage too high on electrical
network
•Wiring error during electrical
connection (connection to
electricity provider or moisture
sensor.)
•Damage during transportation
•Sensor not functioning
•Sensor unplugged from board
•Sensor cable damaged
•Sensor not functioning
•Sensor unplugged from board
•Sensor cable damaged
•Sensor not functioning
•Sensor unplugged from board
•Sensor cable damaged
•Voltage too high on electrical
network
•Damage during transportation
•No water in the tank
•Water is too hot (>75°C)
•Water sensor removed from tank
•Defective water sensor
•Insuffi cient airfl ow
•Air inlet/ outlet blocked
•Ventilation duct blocked
•Air duct is too long or has too
many elbows
•Evaporator clogged
•Insuffi cient airfl ow
•Air inlet/ outlet blocked
•Ventilation duct blocked
•Fan blocked or out of order
•Evaporator clogged
•Ice on evaporator
•Defective water sensor
•Water sensor removed from tank
HEAT PUMP WATER HEATER 200 -270L AIR D/2 -
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INSTALLER
Solutions
•Replace main electronics board
or
•Replace display screen board
•Replace sensor
•Replace sensor
•Replace sensor
•1-Press «clock settings» and set
date and time
•2-If the error message does
not disappear, replace the
electronics board
•Check that the tank has been
properly fi lled with water and
purged of air
•Change the water sensor
•Check that the water sensor is in
the right position in the tank
•Set the fan at max speed (fan
mode 2)
•Check that the air is circulating
properly throughout the piping
circuit
•Check pipe lengths:
-6 m total length of fl exible hose
-12 m total length of rigid piping
•Check the condition of all fi lters
on air ducts
•Check that the evaporator is clean
•Check that the fan is working
•Check that air is circulating
properly through the piping
circuit
•Check pipe lengths:
-6 m total length of fl exible hose
-12 m total length of rigid piping
•Check the state of all fi lters on air
ducts
•Check that the evaporator is clean
•Check that the sensor is in the
right position in the tank
Temporary operation measures
while waiting for the problem to
be solved
•Appliance non-functional
•Heat pump non-functional
•Electrical back-up heats water to
43°C (38°C minimum)
•Heat pump non-functional
•Electrical back-up heats water to
43°C (38°C minimum)
•Heat pump non-functional
•Programmed heating periods
are no longer valid: the water is
maintained continuously at the
standard set temperature (if no
signal or control is connected to
the «external control» switch)
•Heat pump is non-functional
•Must be manually reset
•Heat pump non-functional
•Electrical back-up heats water to
43°C (38°C minimum)
•Heat pump non-functional
•Electrical back-up heats the water
to 43°C (38°C minimum)
•Heat pump non-functional
•Resets automatically
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MANUAL