Midea A24MABOF50 Manual

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Overseas Thin Range Hood
Installation and Service Manual
Warning
The installation service manual is not intended for ordinary user. Product
maintenance should be done by qualified professional technician. Incorrect
maintenance may cause other danger.
Please cut off the power supply before the maintenance.
If the power cord has hidden fault, please replace it with relevant technical
parameter. (Please refer to the manual for parameter)
Please read the safety warning in the manual carefully before servicing the product.
After the maintenance, detect it according to relevant regulations before using
This service manual includes multiple models. Please refer to the real product
during operation.
Customer Service Center
March.29th, 2014

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Catalogue
1. Precaution …………………………………………………………1
2. Dimension……………………………………………………………………1
3. Function………… …………………………………………………………2
3.1 Lighting Function…………………………………………………………………..2
3.2 Smoke Absorption Function………………………………………………………2
4. Circuit Diagram………………………………………………………………..3
5. Installation ………………………………………………………………………….3
5.1 Preparation before Installation…………………………………………………..3
5.2 Range Hood Installation…………………………………………………………3
6. Components Dismantling………………………………………………..4
6.1 Filter Mounting and Dismounting………………………………………4
6.2 Check Valve and Fan Cover Dismantling ………………………5
6.3 Spotlight Dismantling…………………………………………………….5
6.4 Dismantle Control Box Assembly ………………………………...5
6.5 Volute Assembly Dismantling……………………………………………….6
6.6 Motor Dismantling ………………………………………………………………..7
6.7 Dismantle Power Cord………………………………………………………….9
6.8 Lamp Holder Dismantling ……………………………………………………….10
7. Troubleshooting…………………………………………………..11
7.1 Electrical Appliance Faults…………………………………………………11
7.2 Main Components Maintenance and Detection…………………….11

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1. Precaution
1.1 Safety Precaution
1、Please follow the following instructions to avoid hurting the user or other property damage.
2、Faulty operation due to neglecting the instructions will caused injury or damage.
3、Please read the following instructions carefully before the maintenance.
1.2 Warning
1. When replacing the power cord, please use the insulation power cord with model number no less than
3*0.75mm^2 and heat resistance over 70℃.
2. All appliances within 50mm around the product should be heat resistant over 75°C,otherwise, the
surrounding appliances will be deformed in the process of using the product.
3. When remove the packaging material, metal piece, bubble bag, foam and screw, etc should be kept
beyond the reach of children to avoid potential threat, for example, children might swallow smaller
component or suffer suffocation in the process of playing packaging bag.
2. Dimension

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Note: Dimension data is only for reference.
3. Function
3.1 Lighting Function
As shown in the picture, press or toggle the button indicated by the red circle, the lamp is on; press or toggle
again, lamp is off;
3.2 Smoke Absorption Function
3.2.1 Mechanical Switch
MODEL
X
Y
Z
A24MABOF50
597mm
500mm
140mm
A30MABOF50
757mm
500mm
140mm
A35MABOF50
897mm
500mm
140mm
E60MEBOF52
597mm
500mm
150mm
E76MEBOF52
757mm
500mm
150mm
E90MEBOF52
897mm
500mm
150mm
E60MEBOF96
597mm
500mm
135mm
E76MEBOF96
757mm
500mm
135mm
E90MEBOF96
897mm
500mm
135mm

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As shown in the picture, press the button indicated by the red arrow, smoke exhaust function of large airflow
is on; press the button indicated by the yellow arrow, switched to smoke exhaust function of middle airflow;
press the button indicated by the green arrow, switched to smoke exhaust function of small airflow; press the
button indicated by the brown arrow, all smoke exhaust functions except lamp are cancelled. All smoke
exhaust function buttons will be auto reset.
3.2.2 Toggle Switch
As shown in the picture, the button indicated by the red circle is toggle switch smoke exhaust control
button, 0,1,2,3 respectively indicate stop, low speed, middle speed and high speed; toggle the switch to the
left and right, the airflow and switch of range hood can be switched freely.
Note: please refer to the User Manual for the specific operation steps of hood function
4. Circuit Diagram
Note: the above is the circuit diagram of basic models, please be subject to the circuit diagram in
product instruction book if there is difference.
5. Installation
5.1 Preparation before Installation
1. Please remove the package first, then install according to the dimension in the following instruction;
(Please dispose the packaging material properly)
2. No inflammable, explosive or non-heat-resistant article should contact or approach around the range
hood.
3. The wall where the hood is hung should have sufficient strength and flatness to ensure that the product
has adequate stability.

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5.2 Range Hood Installation
Methods 1: as shown in Figure（1）, to ensure the thin range hood in the cabinet, wooden plank should be
parallel to the four lock holes of thin hood top. Install the four screws in the cabinet according to
the relative position of four lock holes and tighten them.
Methods 2: as shown in Figure（2）, first ascertain the relative position on the wall according to the four lock
holes at the back of thin range hood, then punch hole on the top two positions of the wall and
install expansion screw, mount screw within the expansion screw, set aside 3-5mm distance at
screw end, align the two hanging holes at the hood back with the screw, then hang on the wall,
tighten the screw and install the screws at below two holes.
6. Components Mounting and Dismounting
6.1 Filter Mounting and Dismounting

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Clasp the filter buckle by hand, press down and pull out
6.2 Check Valve and Fan Cover Mounting and Dismounting
Step: as shown in the picture, hold the check valve or fan cover respectively, rotate until the blade
rotated to the vacant position from the board, then, the check valve or fan cover can be taken
down.
6.3 Dismantle Spotlight
Tool: Cross screwdriver
Step: first remove the transparent lamp panel in the front, then hold the incandescent lamp and rotate
inward, take out the bulb, as shown in the following picture.

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6.4 Dismantle Control Box Assembly
Tool: Cross screwdriver
Step 1: twist off the two fixing screws of control box assembly with cross screwdriver, as shown in the
picture
Step 2: pull out the terminal connecting control box assembly to fan, the control box assembly
dismantling is done, as shown in the picture.
Rotate the bulb in the arrow direction,
take out the bulb
Remove the screw of lamp panel, tilt the
right and push out the lamp panel in the
arrow direction

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6.5 Volute Assembly Dismantling
Tool: Cross screwdriver
Step: as the above step, pull out the terminal connecting control box assembly to terminal box, twist off
six volute fixing screws on the body top and one grounding screw, take out volute assembly, as
shown in the picture.
6.6 Motor Dismantling
Tool: Cross screwdriver, M4 hex nut sleeve and M5 hex nut sleeve.
Grounding screw of power cord
Volute assembly dismantling is completed.
Grounding screw
Pull out the terminal
Control box assembly
dismantling is completed.

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Step: as the above step, pull out the terminal connecting the motor to control box assembly, twist off the
four fixing screws of air inlet cover with cross screwdriver, then take out motor impeller assembly,
as shown in the picture.
Black decoration cover and
motor fixing nut
Motor, impeller and air inlet cover
dismantling are completed.
Motor shaft nut and impeller blade

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Step 2: open the two black decoration cover on the air inlet cover, unscrew the motor fixing nut with M4 hex
nut sleeve, then use M5 hex nut sleeve to unscrew motor shaft nut, take out the impeller, finally, the
motor, impeller and air inlet cover dismantling are completed, as shown in the picture.
6.7 Dismantle Power Cord
Tool: Cross screwdriver
Step1: as the above step, remove the volute assembly, twist off the four fixing screws of terminal box
with cross screwdriver, open the terminal box cover, pull out the terminal of power cord and
control box assembly, as shown in the picture.
Step 2: twist off the two screws of power cord pressing block with cross screwdriver, remove the
pressing block, and then take out power cord, as shown in the picture.
Screw of terminal box cover
Pull out each terminal of power cord
Screw of pressing block
Power cord dismantling is completed.

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6.8 Lamp Holder Dismantling
Tool: M14 hex small wrench
Step: as the above step, open the terminal box cover, pull out the terminal of lamp holder and control
box assembly, loosen the hex nut at the end of lamp holder with M14 hex small wrench, then
take out the lam holder and lampshade from the side groove, as shown in the picture.
7Troubleshooting
7.1 Electrical Appliance Faults
Loosen the hex nut at the
end of lam holder
Lamp holder and lampshade
dismantling are completed.

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Caution
1.Check the power cord grounding before checking the fault.
2.Pay attention to the high voltage circuit.
7.2 Main Components Maintenance and Detection
7.2.1 Control Box Assembly Replacement
Tool: Cross screwdriver
Operation Step:
1.Put the range hood on a flat platform, switch the power off;
2.Dismantle the damaged control box assembly according to control box assembly dismantling step in
6.4;
3.Prepare the intact control box assembly for replacement; install the control box assembly according to
the contrary step sequence of 6.4.
Problem
Possible Causes
Maintenance Measures
1. Spotlight doesn’t
shine
1.Spotlight is damaged due to aging.
2.Lamp cord has poor contact or
damage.
3.Spotlight control switch has
damage or poor contact.
1.Replace the same spec and model spotlight
2.Check whether the lamp holder, terminal and
the circuit itself have damage, if damaged,
replace the lamp holder;
3.Check whether the switch works normally, if
switch button is damaged, replace the switch
assembly.
2. Fan doesn’t rotate
1.Control Switch is damaged.
2.Fan terminal has poor contact.
3.The motor is damaged.
1.Check whether the switch button works
normally, if the button is damaged, replace the
switch assembly.
2.Check whether each terminal connection of
fan is normal and circuit is damged, if circuit
damaged, replace the motor.
3.If the above problems work normally,
replace the motor and retest.
3.Both spotlight and
fan don’t work
1.Power hasn’t been normally
switched on or inserted the plug.
2.Power cord has damage or poor
contact.
3.Control box assembly or the
circuit has damage.
4Both fan assembly and spotlight
are damaged.
1.Check whether it has plug-in or normal
power conenction
2.Check whether power cord terminal has
normal contact or the power cord has damage,
if damaged, replace the same spec. power
cord.
3.Check whether control box assembly button
and circiut have damage or poor contact, if
damaged, replace the control box assembly.
4.If the above problems work normally, replace
fan assembly and spotlight to retest.

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7.2.2 Motor Replacement
Tool: Cross screwdriver, M4 hex nut sleeve and M5 hex nut sleeve.
Operation Step:
1.Dismantle the damaged motor according to motor dismantling step in 6.7;
2.Prepare the intact motor for replacement; install the motor according to the contrary step sequence of
6.7.
7.2.3 Spotlight Replacement
Tool: Cross screwdriver
Operation Step:
1.Dismantle the damaged spotlight according to spotlight dismantling step in 6.3;
2.Prepare the intact spotlight for replacement; install the spotlight according to the contrary step sequence
of 6.3. Pay attention to whether the spotlight specification and model is consistent.
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