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Swamp Cooler Repair & Maintenance

Swamp Cooler Repair Guide

Swamp Cooler Repair Guides – Common Problems, Real Solutions

Take advantage of our complete Swamp Cooler Repair and Maintenance guides and how to instructional videos that will take you to step by step through each repair process.

Swamp cooler, also known as an environmentally friendly air conditioner or evaporative water-cooled air conditioner, is composed of special material wet curtain pads, high-efficiency fan, water circulation system, float valve water supply device, casing, and electrical components.

The environmental protection swamp cooler is a kind of ventilation and prevention combination unit for dust clean, cooling, and deodorization purposes.

Although there could be many reasons causing a problem, there are a number of general troubleshooting steps that you can follow to get the Swamp Cooler working again.

In this Repair guide, we’ll walk you through some troubleshooting steps to fix common problems with the Swamp Cooler.

How to Fix Swamp Cooler Not Pumping Water

The Causes:

1. the pump bearing damage
2. the pump has fan blades off

The Fix:

1. replace the pump

How to Fix Swamp Cooler indicator Does not work

The Causes:

1. The power supply has no electricity
2. The signal line is broken or the line is wrong
3. The main control board is faulty
4. The main control box air switch is on, the fuse blowout
5. the panel is faulty.

The Fix:

1. Restore power supply, check the power supply circuit
2. Replace the signal line or adjust the circuit
3. Replace the main control board
4. Close the air switch or replace the fuse
5. Replace the panel.

How to Fix Swamp Cooler Control Problem

the problem is the swamp cooler not turning on

The Causes:

1. Power supply interference
2. Environmental disturbance
3. Damage to the indoor control panel
4. Control line bad contact.

The Fix:

1. Turn off the power and turn it on again
2. Remove or keep away from the interference source
3. Replace the indoor control panel
4. Re-Plugged the control line.

How to Fix Swamp Cooler Fan not Working

the problem is the air cooler is normal, but there is no air supply or the wind speed is too small.

The Causes:

1. The fan is reversed
2. The fan is stuck
3. The main contactor is damaged
4. The water curtain or dust net is blocked
5. The fan is deformed
6. The main board is faulty.

The Fix:

1. Adjust the phase
2. Check whether the motor is damaged, whether the fixing hoop and the fan seat are deformed
3. Replace the main magnet
4. Clean or replace the water curtain or dust net
5. Replace the fan
6. Replace the main board.

How to Fix Swamp Cooler Motor Problem

The Causes:

1. The main magnetic is damaged
2. The main control board is damaged
3. The panel is faulty
4. The control line is faulty.

The Fix:

1. Replace the contactor
2. Replace the main control board
3. Replace the panel
4. Replace the control line.

How to Fix swamp cooler water shortage indicator does not on, but the air not cooling.

The Causes:

1. The water level detector fails
2. The water pump is damaged
3. The main control board is damaged
4. The panel is faulty
5. The control line is faulty.

The Fix:

1. Replace the water level detector
2. Replace the water pump
3. Replace the main control board
4. Replace the panel
5. Replace the control line.

How to Fix swamp cooler water shortage indicator on, but the air not getting cold

The Causes:

1. There is no water in the water tank
2. The inlet valve does not feed water
3. The main control board is damaged
4. The water level detector fails.

The Fix:

1. Check whether the water tank and water tank switch are open, make sure the water pressure is enough
2. Replace the inlet valve
3. Replace the main control board
4. Replace the water level detector.

How to Fix Swamp Cooler drain valve leaking

The Causes:

1. The inlet valve is damaged
2. The drain valve is damaged
3. The main control board is damaged
4. The water level detector failure

The Fix:

1. Replace the inlet valve
2. Replace the drain valve
3. Replace the main control board.
4. Replace the water level detector.

How to Fix Swamp cooler cannot turn off

The Causes:

1. The internal control board is damaged
2. The external main control board is damaged
3. The main magnetic field is broken.

The Fix:

1. Replace the internal control board
2. Replace the main control board
3. Replace the main magnet.

How to Fix Swamp Cooling fan air hose leaking

The Causes:

1. The water tray leaks
2. The air hose seal is not good
3. The water curtain pads or dust net is blocked.

The Fix:

1. Repair or replace the water tray
2. Reseal
3. Clean or replace the water curtain pad or dust net

How to Fix Swamp Cooling fan is noisy

The Causes:

1. the Wind elbow is bad design
2. the outlet is too small
3. the fan blade touches the shell or deformation
4. Motor bearing wear

The Fix:

1. Redesign the wind elbow or add silencer material
2. Increase the air outlet to the standard size.
3. Replace or adjust the fan blade.
4. Replace the motor.

How to Fix Swamp Cooler Knocking

The Causes:

1. the fan blade touches the shell or deformation

The Fix:

1. replace the fan or motor
2. disassemble the air cooler, fix the blade deformation

Precautions

Note: The repair and maintenance of the swamp cooler is a professional job. Do not operate it without the guidance of a professional. Otherwise, it may cause personal injury!

Additional resource:

Evaporative Air Cooler Guide of 2019

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