26
Shortcut GND 1 Grounding
short circuit
The output line may be
connected with ground
Check the wiring
Curr fault
Current
detection
failure
1.The control board connection
is in poor contact
2.The hall component is
damaged
The magnifying circuit is
abnormal
3.The magnifying circuit is
abnormal
1.Check the connector and
rewire
2.replace the hall component
3.replace the main control
panel
4.Get after-sells support
Lack load
when set dry-
power
(
P15.15
)
is
not 0.0%
Water pump
conducts “dry-
operation”
1.Water pump’s connection
wires are all open circuit.
2.Water sources are lacking of
water
1.Check P15.15 parameter
2.Check whether the water
pump wiring condition and
water pump power meet the
requirements of inverter
capacity
Lack Water
Water
shortage
Water shortage warning
1.If the water empty alarm
function is enabled,the device
automatically stops after the
water empty alarm remains for
a certain period of time
,
and
no processing is needed.
2. If the water empty alarm
function is not enabled
,
check
whether there are terminals
misconnected
Water Full
Water full
Water full warning
1.If the water full alarm
function is enabled,the device
automatically stops after the
water empty alarm remains for
a certain period of time
,
and
no processing is needed.
2. If the water empty alarm
function is not enabled
,
check
whether there are terminals
misconnected
Com Fault
Communicatio
n failure
Device or circuit damage
Reset
Get after-sells support
Warning: Try to find out the failure reason before your try reset. If it can’t reset or suffers failure again
after reset, please try find out the reason first. Continuously resetting could damage the inverter.
Summary of Contents for 1500TL2-HV
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