What Causes the Air Conditioner to Not Blow Hot Air?

1 Answers
CharlieAnn
07/30/25 4:54am
The reasons why the air conditioner does not blow hot air are as follows: 1. The filter screen at the air inlet of the indoor unit is not clean enough; 2. The compressor of the outdoor unit lacks refrigerant or has a refrigerant leak; 3. There is dirt on the aluminum fins of the outdoor unit, which reduces heating efficiency; 4. The evaporator section of the indoor unit is clogged. Solutions for poor heating performance are as follows: 1. Remove and clean the filter screen at the air inlet of the indoor unit; 2. Repair the refrigerant leak in the compressor of the outdoor unit; 3. Wipe off the dirt on the aluminum fins of the outdoor unit; 4. Clear any blockages in the evaporator section of the indoor unit. For more details, please call for consultation or schedule a repair appointment.
Was this review help?
6
1
Share
More Forum Discussions

How to Lock a Car Steering Wheel?

The method to lock a car steering wheel is: After stepping on the brake, gently shake the steering wheel with your left hand while simultaneously turning the key with your right hand. The function of the steering wheel is: to convert the force applied by the driver on the edge of the steering wheel into torque, which is then transmitted to the steering shaft. The steering transmission shaft serves as a connecting piece between the steering gear and the steering shaft, facilitating the generalization of the steering gear, compensating for errors during manufacturing and installation, and ensuring reasonable installation of the steering gear and steering wheel on the vehicle. Precautions for using the steering wheel are: 1. Avoid turning the steering wheel to its extreme limit during turns; 2. Minimize forceful twisting of the steering wheel. The solution for a locked steering wheel is: After stepping on the brake, gently shake the steering wheel with your left hand while simultaneously turning the key with your right hand.
1
1
Share

Why does the brake sometimes make abnormal noises?

The reasons why the brake sometimes makes abnormal noises are: 1. The brake pads are too hard; 2. The brake caliper is rusted; 3. The handbrake cable is not flexible; 4. The brake master cylinder returns slowly; 5. There are metal particles or small gravel between the brake pads and the brake disc; 6. The brake disc or brake drum is excessively worn. Braking, also known as stopping, refers to the action of stopping or reducing the speed of running locomotives, vehicles, other transportation tools, or machinery. The solutions for braking issues are: 1. Check whether there is a problem with the lubrication of the top rubber or buffer rubber of the shock absorber; 2. Break in new brake friction pads; 3. Replace the brake pads in time; 4. Clean foreign objects on the surface of the brake disc.
2
5
Share

How to Clean the Laser Head of a Car DVD?

The steps to clean the laser head of a car DVD are: 1. Remove the optical drive from the chassis, use tools like a screwdriver to open the outer shell of the optical drive. In the center of the optical drive, there is a small glass-like sphere. Use a clean cotton swab or wrap absorbent cotton around a toothpick, dip it in a small amount of alcohol or distilled water, and gently wipe the surface of the laser head. After wiping, wait for the alcohol to evaporate, then cover the optical drive shell. If the optical drive has been used for a long time and the working environment is dusty, the surface of the laser head can easily accumulate dust. This can weaken the laser beam emitted by the laser head, reduce the error tolerance of the optical drive, impair its disc-reading ability, or even make it unable to read discs. Cleaning the laser head can alleviate or solve such issues.
5
2
Share

What is the method for matching the remote key of Liana A6?

The method for matching the remote key of Liana A6 is as follows: 1. Insert a key and turn on the switch, the security light will illuminate for about 10 minutes; 2. When the security light goes off, within this time, turn off the ignition switch and then turn it on again, the warning light will illuminate for about 10 minutes; 3. Repeat the above steps for about 30 minutes, and the matching will be completed. Taking the Liana A6 2016 Hatchback 1.4L Manual Enjoyment model as an example: it is a 5-door, 5-seat hatchback with body dimensions of 4290mm in length, 1720mm in width, and 1600mm in height, a wheelbase of 2480mm, front suspension using MacPherson independent suspension, and rear suspension using double-wishbone independent suspension.
16
0
Share

Is it normal for the Volkswagen Polo to display a wrench when starting?

It is normal for the Volkswagen Polo to display a wrench when starting. When a small wrench appears on the dashboard, it indicates that the car is due for maintenance. This is a reminder for the driver to service the vehicle. The icon needs to be manually reset after each maintenance service. If forgotten, the icon will continue to display even after maintenance. Car maintenance refers to the preventive work of regularly inspecting, cleaning, replenishing, lubricating, adjusting, or replacing certain parts of the car, also known as car servicing. The Volkswagen Polo has always been regarded as a benchmark for reliability, comfort, and safety in the economy compact car segment. Its body dimensions are 3970mm in length, 1682mm in width, and 1462mm in height, with a wheelbase of 2470mm.
20
0
Share

How to Replace the Air Conditioning Filter of Changan CS55?

The method to replace the air conditioning filter of Changan CS55: 1. Remove the air conditioning filter from the glove compartment on the passenger side, open and detach the clips to take out the glove compartment; 2. After removing the glove compartment, you will see a black cover, remove the cover to access the air conditioning filter; 3. Replace it with a new air conditioning filter, ensuring it is placed according to the arrow direction. The air conditioning filter is a component installed in the car's air conditioning system, designed to absorb dust particles, alleviate respiratory discomfort, reduce irritation for allergy sufferers, and protect the air conditioning cooling system. The Changan CS55 is an SUV model released by Changan Automobile, with body dimensions of 4500mm in length, 1855mm in width, and 1690mm in height.
20
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.