RSES Installation, Maintenance & Repair Procedures

Question 1

Why is vacuuming the system important before charging refrigerant?

Accepted Answer

Eliminates moisture and air

Answer

Cleans the room

Answer

Reduces pressure

Answer

Speeds up installation

Question 2

What is the purpose of leak testing during installation?

Accepted Answer

To detect refrigerant leaks

Answer

To test noise levels

Answer

To verify gas mileage

Answer

To clean the compressor

Question 3

Which tool is commonly used for brazing refrigerant lines?

Accepted Answer

Oxy-acetylene torch

Answer

Heat gun

Answer

Vacuum pump

Answer

Pliers

Question 4

What routine maintenance is required for air filters?

Accepted Answer

Replace or clean periodically

Answer

Paint them

Answer

Lubricate them

Answer

Freeze them

Question 5

How should refrigerant be recovered during repairs?

Accepted Answer

Use recovery machine

Answer

Vent to air

Answer

Store in cans

Answer

Dump in water

Question 6

Why must electrical connections be checked during repairs?

Accepted Answer

To ensure safe operation

Answer

To reduce brightness

Answer

To increase vibration

Answer

To reduce humidity

Question 7

How are condensate drains maintained?

Accepted Answer

Flush regularly

Answer

Block them

Answer

Seal with glue

Answer

Spray with paint

Question 8

What causes a frozen evaporator coil?

Accepted Answer

Low airflow or refrigerant

Answer

Too much sunlight

Answer

Over-lubrication

Answer

Loose screws

Question 9

Why is it important to follow manufacturer specifications?

Accepted Answer

To ensure performance and safety

Answer

To skip steps

Answer

To speed repairs

Answer

To avoid paperwork