Gree SXVD200LCJ/A-K User Manual

GMV5 Home DC Inverter Multi VRF Units
271
Fau
lt
cod
e
Fault
Possible causes
Solution
Primary cause
Secondary cause
Tertiary cause
Descriptio
n
Confirmatio
n method
Description
Confirmati
on method
Descriptio
n
Confirmati
on method
E4
High
exhaust
temperatu
re
protection
1.The
stop valve
of the
ODU is
not fully
opened
as
required.
——
——
——
——
Manual
check
Fully open
the stop
valve.
2.The
IDU's
electronic
expansio
n valve is
not
working
properly.
When the
IDU is
working in
the cooling
mode and
the
electronic
expansion
valve is
opened to
2000PLS,
the exhaust
temperatur
e of the
IDU's coil is
more than
15°C higher
than the
intake
temperatur
e; when the
IDU is
working in
the heating
mode and
the
electronic
expansion
valve is
opened to
2000PLS,
the intake
temperatur
e of the
2.1The
controlling
of
electronic
expansion
valve by
main board
of indoor
unit is
abnormal.
Reset the
IDU.
Listen to
the sound
and touch
the tube to
see if the
electronic
expansion
valve is
reset. If it
is set, it is
normal.
Otherwise
, it is
faulty.
2.1.1The
control
wire of the
electronic
expansion
valve is
not
connected
to the main
board.
Manual
check
Connect
the
electronic
expansion
valve's
control
wire to the
main
board.
2.1.2The
control
wire that
connects
the
electronic
expansion
valve to
the main
board is
broken.
Manual
check
Repair or
replace
the control
wire of the
electronic
expansion
valve.
2.2The
electronic
expansion
valve in the
mode
switcher is
faulty.
Other
reasons
2.2.1Affect
ed by
impurities
in the
system
Clean the
system
and clear
the
impurities.
Replace
the body
of the
electronic

Gree SXVD200LCJ/A-K Specifications

General

Brand	Gree
Model	SXVD200LCJ/A-K
Category	Inverter
Language	English