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11

1

2

3

4

5

No.

Type

Contents 

LED Lamp flash

 Remarks

Mode conflict

Water level switch is 
abnormal 

Malfun-
ction 

Malfun-

ction 

Malfun-
ction 

Malfun-
ction 

Alarm

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

Run lamp flashes
at 2.5Hz.

After the malfunctions
disappear, it restores
automatically.

Indoor/outdoor unit com-

munication is abnormal.

The timer lamp fla-
shes at 2.5Hz.

Condenser sensor check 
point is abnormal or outdoor 
temp. sensor is abnormal.

All the indoor alarm
lamps flash at 0.5Hz. 

After the malfunctions
disappear, it restores
automatically.

If the malfunctions can t 

be solved in three min.

all the indoor alarm 

lamps flash at 0.5Hz.

Turn off the power to restore.

Alarm lamp flashes
at 2.5Hz.

Defrost lamp
flashes at 2.5Hz.

When the indoor unit turns

to heating mode or is turned

off, the alarm will disappear.

Run lamp

Timer lamp

Defrost lamp

Alarm lamp

Manual Switch

TROUBLE SHOOTING

INSTALL ELECT

RIC 

THROTTLE PART 

Please refer to the following figures to install.
The installation size is as follows:

266

16

5

215

75

Electric throttle part wires group

Indoor unit input pipe

Connection pipe copper nut joint

Electric throttle part pipe joint

Indoor unit input pipe joint

Electric throttle part pipe joint

Vertically upward install

NOTE

The electric throttle part should be installed vertically upward ,the slant and invertion are not allowed.

Use two spanners to connect the electric throttle parts with indoor/outdoor pipes to avoid the copper pipe cracking.

Please pay attention to the connection orientation when connecting.(Refer to the label sticking on the electric throttle

part.)

The size of electric throttle part : 215(L)X165(W)X75(H)mm.

The electric throttle part wires group connector is corresponding to the connector CN 15 on the indoor PCB.

After the malfunctions
disappear, it restores
automatically.

Содержание MDV-D28Q1/BN2

Страница 1: ...Please read this manual carefully before operation and keep it in a safe place for future reference One Way Cassette Type Indoor Unit With Panel Installation Manual Model MDV D28Q1 BN2 MDV D36Q1 BN2 MDV D45Q1 BN2 MDV D56Q1 BN2 MDV D71Q1 BN2 ...

Страница 2: ...llation Iocation 3 Install indoor unit 4 Drain pipe 5 Electric wiring 6 Install the panel 7 Refrigerant pipe installation 8 C o n t r o l 9 Trouble shooting table 10 2 2 5 6 8 8 9 11 Install electric throttle part 11 CONTENTS ...

Страница 3: ...ttle part Insulation for pipe connection part For fixing the installation pattern paper and panel only for 28 36 model Adjust ceiling hole and position of indoor unit only for 28 36model Adjust main unit position only for 45 56 71 model Fixing and tightening Drainage Connect drain pipe and straight pipe Hang the indoor unit Q ty Shape Usage ACCESSORIES Cautions on remote controller installation Do...

Страница 4: ... above 245mm above Ceiling 100mm above 200mm above Air outlet side Air inlet side MDV D45 71Q1 BN2 MDV D28 36Q1 BN2 INSTALL SPACE 200mm above Hanging screw bolt distance 890 Hanging screw bolt distance screw bolt distance 1230 MDV D28 36Q1 BN2 MDV D45 71Q1 BN2 screw bolt distance 330 530 2 Please install with f10 hanging screw bolts 1 The size of the ceiling to be handled Do keep the ceiling flat ...

Страница 5: ...ust the gasket down side to 137mm over the ceiling for MDV D28 36Q1 BN2 type and for MDV D45 71Q1 BN2 type adjust that to 130mm 130mm Down Side of the ceiling Hanging Bolt Nut Up Side Gasket Up Side Installing Ear Gasket Down Side Nut Down Side Install the hanging bolt into U groove of the hanging tool Overhang the indoor unit and ensure it is level using a level gauge Fasten the upside nut Level ...

Страница 6: ...t into U grove of the hanging tool Overhang the indoor unit and ensure it is level using a level gauge Use the installation paper pattern to confirm the position between the body and the ceiling opening Please refer to the following figure to install Fix the pattern paper to the down side of indoor unit with panel fixing screw Adjust the size of ceiling hole according to pattern paper Pattern pape...

Страница 7: ...not slant downward Lead it upward to a height 340 mm maximum then downward lead it When the drainage is upward the upward drain pipe and elbow of the accessories must be adopted and the height is less than 500mm otherwise the drain pump water level switch malfunction will be caused Ù No more than VP16 VP25 2 140 1 500below 1 When adopting upward drain pipe out off VP16 pipe to do the piping 2 The ...

Страница 8: ...ause electric shock If the wiring capacity is not enough electric shock or fire may occur Be sure to Install Current Leakage Protection Switch Or electric shock may occur Power cord is to be selected according to national regulations Outdoor unit power cord should be selected and connected according to the outdoor unit installation manual Wiring should be away from high temperature components or t...

Страница 9: ...e machine Model Items Power Cord of the Indoor Unit Control Wire Diameter Ground Wire Single Wire Power Capacity Fuse Below 20m Twisted pair 2 core screened wire Twisted pair Below 50m Quantity Power Switch Power Cord Indoor Outdoor Unit Signal Wire Single Phase 220 240V 50Hz 2 2mm 2 6mm Notlongerthan1500m 2 2mm 2 f1 5mm 15A MDV D28 71Q4 N2 15A WIRING SPECIFICATIONS The indoor unit power source sh...

Страница 10: ... the Pipes Requirements are different when installing the outdoor unit please refer to outdoor unit installation manual for detailed information Three length 3m 5m 10m of pipes are available to purchase f19 Copper Pipe for Air Conditioner Pipe Material Size mm Gas side Liquid side Refrigerant Volume to Be Added Refrigerant volume to be added is calculated according to outdoor unit installation man...

Страница 11: ...r Purging Open Close the valves Leakage Test Heat Insulation Wrap to the foot of the piping Field Piping side Unit Body Attached Heat Insulation Material Use a vacuum pump to vacuum from the gas side refrigerant adding mouth of the outdoor unit Open Close the spools or the valves of outdoor unit with a f5mm hexagon spanner Test if there is any leakage on the connections of the piping with soap wat...

Страница 12: ... 5 0HP 11200W 4 0HP 9000W 3 2HP 8000W 3 0HP 7100W 2 5HP 5600W 2 0HP 4500W 1 5HP 3600W 1 2HP 2800W 1 0HP ENC1 TOGGLE SWITCH FOR SETTING ADDRESS 0 F show the address 0 F respectively that is 0 15 indoor unit together 16 units and the others follow the analogy If two addresses are the same in one system the abnormal operation will occur 0 1 F 2 3 E 4 D 5 C 6 B 7 A 8 9 0 1 F 2 3 E 4 D 5 C 6 B 7 A 8 9 ...

Страница 13: ...e alarm will disappear Run lamp Timer lamp Defrost lamp Alarm lamp Manual Switch TROUBLE SHOOTING INSTALL ELECTRIC THROTTLE PART Please refer to the following figures to install The installation size is as follows 266 165 215 7 5 Electric throttle part wires group Indoor unit input pipe Connection pipe copper nut joint Electric throttle part pipe joint Indoor unit input pipe joint Electric throttl...

Страница 14: ...6294aw ...

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