- 6P10 PILOT MANUAL -
30
Display Error Possible causes Consequences Reset
rev. flow
Flow rate is reversed
- The hydraulic connection between the heat pump
and the pilot is reversed
- The heat pump’s inlet and outlet sensors are reversed
heat pump stopped* manual
freq. defro.
Defrosting too often error
- The heat pump’s evaporator or the grills of the
crankcase heater are obstructed and are preventing
proper air ow
- The free space around the heat pump to ensure
su cient air ow has not been respected
- Problem with refrigerant uid load
heat pump stopped* manual
long defro.
diag
Defrosting cycle is too long
error
- Evaporator sensor improperly positioned
- Defrosting valve blocked
informative message manual
long defro.
Defrosting cycle is too long
error
- Evaporator sensor improperly positioned
- Defrosting valve blocked
heat pump stopped* manual
"main tenan
Exch anger"
Maintenance is needed on the
hot water exchanger
- Hot water exchanger is clogged
- The tank’s water sensor is misplaced
informative message manual
cloc k
Clock Clock is defective
permanent operation in ECO
mode
replace circuit board
INV T1/T2
Compressor sensors reversed
error
The sensors for compressor 1 and compressor 2 have
been reversed (a ects the heat pumps and both
compressors)
heat pump stopped* manual
soft ware
Software update necessary
The software versions of the heat pump and pilot are
incompatible
complete stop automatic after repair
hp m emory
HP memory card Heat pump memory card defect heat pump stopped* automatic after repair
MEMO ry
Pilot memory card Pilot memory card defect complete stop automatic after repair
MODB US
External control protected by
Modbus
- Programming error of the central GTB/GTC
- Too many interventions in the same day
operation of circuits in Frost
protection mode
manual
or
automatic after 24h
hp n umber
diag
Number of HPs connected error
- The HP has been unplugged or switched o
- the number of heat pumps declared at P215 is not
accurate
informative message automatic after repair
hp o utput.
Overheating at HP outlet
The temperature at the heat pump outlet is
abnormally high
heat pump stopped* automatic
hp o utput
ERR
Multiple overheatings at HP
outlet
- Drop in ow rate when traveling through the heat pump
- Reapeated heating requests for low heating needs
(installation design)
heat pump stopped* manual
cp1 power
Compressor 1 power supply
error
There is a problem with the power supply to the
compressor (cable,...)
heat pump stopped* manual
cp2 power
Compressor 2 power supply
error
There is a problem with the power supply to the
compressor (cable,...)
heat pump stopped* manual
The messages signalled by «DIAG» are informative and do not interrupt the operating of the Pilot. This information comes from the analysis
of the operating history of the Pilot and is designed to assist you in the maintenance of yout installation.
Press
for 2 seconds to remove the errors manually (indicated by «press »).
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