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Zamil Air Conditioners Hvac Technician Interview Questions, Process, and Tips
Top Zamil Air Conditioners Hvac Technician Interview Questions and Answers
- Q1. Tell me about HVAC what you about HVAC
- Q2. If filter block how to know the problem in the filter block
- Q3. How to add with chemical in chiller descaling
Zamil Air Conditioners Hvac Technician Interview Experiences
3 interviews found
Anonymous
Selected
I applied via Recruitment Consulltant and was interviewed in Aug 2023. There were 2 interview rounds.
(2 Questions)
- Q1. How to add with chemical in chiller descaling
- Ans.
Chemicals can be added to a chiller for descaling by following specific procedures to ensure safety and effectiveness.
Determine the type and amount of chemical needed based on the chiller's size and condition
Follow manufacturer's instructions for dilution ratios and mixing procedures
Use appropriate personal protective equipment (PPE) when handling chemicals
Ensure proper ventilation in the area where the chemicals are b...
- Q2. If filter block how to know the problem in the filter block
- Ans.
To determine if a filter is blocked, check for reduced airflow, increased energy consumption, and visible debris on the filter.
Check for reduced airflow coming from the HVAC system
Monitor energy consumption to see if it has increased, indicating the system is working harder due to a blocked filter
Inspect the filter for visible debris or dirt accumulation
Interview Preparation Tips
Shaikh MD
Selected
I applied via Company Website and was interviewed in Dec 2022. There were 2 interview rounds.
(2 Questions)
- Q1. Tell me about HVAC what you about HVAC
- Ans.
HVAC stands for Heating, Ventilation, and Air Conditioning. It refers to the technology and systems used to control indoor environmental conditions.
HVAC is responsible for maintaining comfortable temperature, humidity, and air quality in buildings.
It involves the installation, maintenance, and repair of heating, cooling, and ventilation systems.
HVAC technicians work with various equipment such as furnaces, air conditio...
- Q2. HVAC stands for Heating, Ventilation, and Air Conditioning. HVAC refers to the different systems used for moving air between indoor and outdoor areas, along with heating and cooling both residential and co...
Interview Preparation Tips
(2 Questions)
- Q1. HMI full form and definition
- Ans.
HMI stands for Human Machine Interface. It is a user interface that connects a person to a machine, system, or device.
HMI allows users to interact with and control machines or systems through visual representations such as touchscreens or buttons.
Examples of HMIs include control panels on HVAC systems, touchscreens on smartphones, and dashboard displays in cars.
- Q2. How many types maintenance
- Ans.
There are three main types of maintenance: preventive, predictive, and corrective.
Preventive maintenance involves routine inspections and tasks to prevent breakdowns.
Predictive maintenance uses data and analytics to predict when equipment will need maintenance.
Corrective maintenance is performed after a breakdown occurs to restore equipment to working condition.
(2 Questions)
- Q1. CM full form and definition
- Ans.
CM stands for Cooling Mode. It refers to the mode in which an HVAC system operates to cool a space.
CM stands for Cooling Mode in HVAC systems.
During CM, the HVAC system works to remove heat from the indoor air and lower the temperature.
Examples of CM include running the air conditioner to cool a room or building.
CM is essential for maintaining a comfortable indoor environment during hot weather.
- Q2. TPM full form and definition
- Ans.
TPM stands for Total Productive Maintenance. It is a proactive approach to maintenance that aims to maximize equipment effectiveness.
TPM focuses on preventing equipment breakdowns through regular maintenance and employee involvement
It involves setting up a system of autonomous maintenance where operators are responsible for basic upkeep
TPM also includes planned maintenance, quality maintenance, and focused improvement ...
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Selected
I was interviewed in Apr 2023.
Tell me about your self
(1 Question)
- Q1. How many taype of compressor us in hvav
- Ans.
There are two types of compressors used in HVAC systems.
The two types of compressors are reciprocating and rotary compressors.
Reciprocating compressors use pistons to compress refrigerant gas.
Rotary compressors use rotating blades to compress refrigerant gas.
Reciprocating compressors are commonly used in smaller HVAC systems.
Rotary compressors are commonly used in larger HVAC systems.
Selected
I applied via Walk-in and was interviewed in Jun 2023. There were 4 interview rounds.
How to Conduct a DIY HVAC Inspection
Make sure your thermostat is working properly. Start by checking your thermostat. ...
Shut off the power. ...
Remove debris from the external HVAC unit. ...
Clean and repair the fins. ...
Clear the area around the unit. ...
Level the HVAC unit. ...
Clean the evaporator coil. ...
Check the evaporator drain.
Effective communication. ...
Troubleshooting skills. ...
Customer service. ...
Time management. ...
Critical thinking. ...
Hand and power tool experience. ...
Mechanical skills.
(5 Questions)
- Q1. Installing, maintaining, and repairing ventilation and air conditioning systems and equipment
- Q2. Identifying maintenance risks on equipment. Diagnosing electrical and mechanical faults for HVAC systems. Cleaning, adjusting, and repairing
- Ans.
Identifying maintenance risks, diagnosing faults, and repairing HVAC systems.
Perform regular inspections to identify potential maintenance risks on HVAC equipment.
Use diagnostic tools and techniques to identify electrical and mechanical faults in HVAC systems.
Clean and adjust HVAC components to ensure optimal performance.
Repair or replace faulty parts to restore functionality.
Examples: Identifying a refrigerant leak, d...
- Q3. Chiller systems and ahu fcu
- Q4. Chiller operating system
- Q5. Ahu fcu spilit window exhaust fan
Interview Preparation Tips
(2 Questions)
- Q1. What is hvac work and what is compressor type
- Ans.
HVAC work involves installing, maintaining, and repairing heating, ventilation, and air conditioning systems. Compressors are a type of HVAC component that pressurizes refrigerant gas.
HVAC work includes installing, maintaining, and repairing heating, ventilation, and air conditioning systems
Compressors are a type of HVAC component that pressurizes refrigerant gas
There are different types of compressors used in HVAC sys...
- Q2. HVAC and ac how is wark in refrigeration cycale
- Ans.
The refrigeration cycle in HVAC and AC systems involves the process of absorbing heat from indoor air and releasing it outside.
Refrigerant absorbs heat from indoor air through the evaporator coil
The refrigerant is then compressed into a high-pressure, high-temperature gas in the compressor
The hot gas releases heat outside through the condenser coil
The refrigerant then expands and cools down in the expansion valve befor
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed before Mar 2023. There was 1 interview round.
(1 Question)
- Q1. Tell me Working of HVAC ?
- Ans.
HVAC works by controlling the temperature, humidity, and air quality in a building through heating, ventilation, and air conditioning systems.
HVAC systems use a combination of heating, cooling, and ventilation to maintain a comfortable indoor environment.
Heating is typically provided by a furnace or boiler, while cooling is achieved through air conditioning units or heat pumps.
Ventilation involves the exchange of indoo...
Selected
I applied via Walk-in and was interviewed in Jul 2023. There was 1 interview round.
(4 Questions)
- Q1. Refrigeration and engineering
- Q2. What is refrigeration cycle
- Ans.
Refrigeration cycle is a process in which a refrigerant absorbs heat from a low-temperature area and releases it in a high-temperature area.
Refrigerant absorbs heat from the evaporator coil and evaporates into a gas
The compressor then compresses the gas, raising its temperature and pressure
The hot gas flows through the condenser coil, releasing heat and condensing back into a liquid
The liquid refrigerant passes through...
- Q3. Difference between ahu and fcu
- Ans.
AHU stands for air handling unit and is used to condition and circulate air, while FCU stands for fan coil unit and is used to cool or heat air in a specific space.
AHU is a centralized unit that conditions and circulates air throughout a building.
FCU is a decentralized unit that cools or heats air in a specific space, such as a room or zone.
AHU typically serves multiple spaces or zones, while FCU serves a single space.
...
- Q4. How many types of compressor
- Ans.
There are two main types of compressors: positive displacement compressors and dynamic compressors.
Positive displacement compressors include reciprocating, rotary, and scroll compressors.
Dynamic compressors include centrifugal and axial compressors.
Each type of compressor has its own advantages and disadvantages based on the application.
Selected
I applied via Naukri.com and was interviewed in Dec 2022. There were 2 interview rounds.
(4 Questions)
- Q1. Questions based on electrical machine
- Q2. Question based on switch gear and protection
- Q3. Question based on digital electronics
- Q4. Question based on basic electricity
Interview Preparation Tips
I was interviewed in Mar 2022.
(2 Questions)
- Q1. Air condition washing machine gayser LED maintenance and costomer discuss
- Ans.
AC installation gais filing service technician I am doing
- Q2. AC installation gais charging window spleet sarvice washing machine gayser LED maintenance act
Interview Preparation Tips
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Zamil Air Conditioners Hvac Technician Interview Process
based on 5 interviews
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Zamil Air Conditioners Hvac Technician Reviews and Ratings
based on 23 reviews
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