SystemAir VRF series Owner'S Manual Download Page 17

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owner’s manual

Table.7-3

NO. Type

Contents

LED flash

The Fault Indication Of LED

The Fault Indication Of Digit Displays

Remarks

The evaporator
sensor check
point is abnomal
or room temp.
sensor is
abnormal.

Indoor/outdoor unit
communication
is abnormal

Water level switch
is abnormal

Mode conflict

The run LED
flashes fast

The timer LED
flashes fast

The alarm LED
flashes fast

The defrost LED
flashes fast

After the malfunctions
disappear, it restores
automatically.

When the indoor unit
turns to heating mode
or is turned off, the
alarm will disappear.

Malfun-
ction

Alarm

After the malfunctions
disappear, it restores
automatically.

Outdoor unit
is abnormal

The alarm LED
flashes slowly

4 LED flash
together

M_Home
mismatching

EEPROM error

Defrost LED flash
slowly

No address
when first time
power on

Timer LED and
run LED flash
together

Malfun-
ction

Alarm

After the malfunctions
disappear, it restores
automatically.

When the indoor unit is
replaced with a correct
one or is turned off, the
alarm will disappear

Table.7-4

NO. Type

Contents

Display content

Remarks

Room temp.
sensor is
abnormal.

Indoor/outdoor unit
communication
is abnormal

Water level switch
is abnormal

Mode conflict

After the malfunctions
disappear, it restores
automatically.

When the indoor unit
turns to heating mode
or is turned off, the
alarm will disappear.

Malfun-
ction

Alarm

After the malfunctions
disappear, it restores
automatically.

Outdoor unit
is abnormal

M_Home
mismatching

EEPROM error

No address
when first time
power on

Malfun-
ction

Alarm

After the malfunctions
disappear, it restores
automatically.

When the indoor unit is
replaced with a correct
one or is turned off, the
alarm will disappear

The evaporator
temp. sensor is
abnormal.

After the malfunctions
disappear, it restores
automatically.

Malfun-
ction

The evaporator
outlet temp.
sensor is
abnormal.

After the malfunctions
disappear, it restores
automatically.

Malfun-
ction

Summary of Contents for VRF series

Page 1: ...SYSVRF Indoor unit VRF Indoor units OWNER MANUAL GB...

Page 2: ...egarding the connection systems available If electrical appliances are disposed of in landfills or dumps hazardous substances can leak into the ground water and get into the food chain damaging your h...

Page 3: ...llow children to play on the outdoor unit or avoid placing any object on it Falling may result in injury Do not operate the air conditioner when using a room fumigation type insecticide Failure to obs...

Page 4: ...dust in the intake air Grounding Screw In the control box Air Intake Air Out Air Out Louver Adjust the air Aout direction Fig 2 4 Fig 2 7 Fig 2 8 Fig 2 9 Air return grille Induced air decoration Dust...

Page 5: ...let pipe Electric control box Fig 2 10 Fig 2 11 Fig 2 12 Fig 2 14 4 Low static pressure type Air Outlet Connect the duct Grounding Screw In the control box Control Box Air Intake Intake room air Air F...

Page 6: ...and effective operation The Max operation temperature for the air conditioner Cooling Heating 3 AIR CONDITIONER OPERATIONS AND PERFORMANCE Cooling operation Heating operating cooling only type withou...

Page 7: ...the difference of the room temperature The louver direction Choose horizontal outlet mode when cooling operation When the cooling operation the air flow down will cause condensing dew on the air outle...

Page 8: ...down when the air flow is down Horizontal louver Less than 40 2 The slant angle of horizontal louver must be Less than 40 otherwise condensation drops may occur vertical louver vertical louver When ad...

Page 9: ...he horizontal louver with hands or malfunction may occur Adjust it with the swing button on the wire controller 1 2 3 Ceiling floor type Auto swing Press SWING button the louver will swing up and down...

Page 10: ...attern depending on the operating mode situation During Dry mode so that cold air does not come into direct contact with people air is blown upper air outlet Regardless of the operating mode or situat...

Page 11: ...se If the air conditioner is positioned in a dusty place the cleaning frequency of the air filter must be increased If the accumulated dust is too heavy to be cleaned please replace the filter with a...

Page 12: ...in version I proceed as followed Fig 5 9 Fig 5 10 Take off the inlet grille from the panel Air Outlet Selection Switch special function filter For Console Type Push the grille switches to the arrow d...

Page 13: ...e Fig 5 15 Fig 5 16 12 owner s manual Inlet grille According to the figure shown in the position and direction of arrow press the filter and take it down In the same way take down the filter on the ot...

Page 14: ...top or flow change A continuous low hissing sound is heard when the system is in cooling operation or at a stop When the drain pump optional accessories is in operation this noise is heard A squeaking...

Page 15: ...Doors and windows are open Direct sunlight Too much heat resource Outdoor temp is too high Leakage of refrigerant or lack of refrigerant Wait for the comeback of power Switch on the power Replace the...

Page 16: ...signal receiver of the indoor unit and then repeatly push the ON OFF button twice The indication on the display disappears after a lapse of time Check whether the timer operation has come to an end wh...

Page 17: ...alfunctions disappear it restores automatically When the indoor unit is replaced with a correct one or is turned off the alarm will disappear Table 7 4 NO Type Contents Display content Remarks Room te...

Page 18: ...SYSVRF indoor units_OM EN April 2014 202000191029 WP MDV03U 011PW...

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SystemAir VRF series, Owner'S Manual

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