Lesson 4

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What is the aim of Rifle Lesson 4 on Cleaning and Maintenance?

To teach cleaning and maintenance of the rifle in various settings.

How many 40-minute periods are allocated for the Rifle Lesson 4 on Cleaning and Maintenance?


What is the recommended method for conducting the Rifle Lesson 4 on Cleaning and Maintenance?

Advanced indoor or outdoor lesson

How many magazines are recommended per cadet/CFAV for the Rifle Lesson 4 on Cleaning and Maintenance?


What should be ensured in preparation for the Rifle Lesson 4 on Cleaning and Maintenance according to Instruction 1-108?

Sufficient oil and prepared flannelette for squad use

How should the lesson be broken according to Preliminary 1-109?

The first phase to cover cleaning in a detachment environment, the second phase for range work and dry training.

What is the most common cause of stoppages in the weapon?

Lack of proper lubrication

What should be used to clean the bore?

Bore Brush

Which brush is used to clean dust and dirt from the internal areas of the weapon?

Soft Brush

What is the purpose of the gas block brush?

To clean carbon deposits from inside the gas block

When should a weapon be stripped, inspected, and cleaned?

If it has been in an armoury and not fired

What should be used to remove any carbon fouling after firing?

Carbon Removing Pad

What is mainly used to clean and lubricate the bore?


When should the camp/detachment clean be used by cadets?

At appropriate intervals as directed by commanders

What is important for commanders and cadets to understand?

The level of cleaning and maintenance required depending on the situation

In what position should all cleaning of weapons and magazines be carried out?

Harbour or Patrol Base position

What should be avoided during camp/detachment cleaning?

Excessive cleaning that could lead to excess wear and breakage of parts

What is important during firing with regards to cleaning and maintenance?

Quick and regular cleaning is essential after each shot fired

What is the purpose of liberally lubricating the barrel extension, face of the bolt, locking splines, and chamber?

To reduce friction and wear between moving parts

What should be done before allowing the working parts to go forward after cleaning and lubrication?

Replace the muzzle cover or BFA

What should be done inside the upper receiver after liberally lubricating the recoil rods, return spring guide rail, and bolt carrier?

Replace the TMH and conduct a function test

What should be done after firing to ensure proper maintenance in adverse conditions?

Apply a light film of oil to all gas-affected parts

In which weather condition can metal parts become extremely hot and uncomfortable to hold?


What should be done in heavy rain and damp conditions for rifle maintenance?

Inspect frequently for rust and remove it as normal

What is the best way to keep the rifle dry in dry, sandy, or dusty conditions?

Sweat it in the sun and wipe off any exuding oil

What should be done if the rifle becomes immersed in water?

Unload the weapon, shake it vigorously, and apply maintenance on gas-affected parts

What is the purpose of conducting questions from the squad on the entire lesson at the end of the drill?

To reinforce learning and clarify any misunderstandings

What is an essential part of the summary at the end of the lesson?

A reminder that rifle stripping must only be carried out for cleaning purposes

What should be replenished at the end of the drill?

Lubricants and cleaning materials as necessary

What is the correct sequence for cleaning the gas parts of the weapon?

Cleaning the gas piston, then the gas plug, and finally the gas cylinder

What should be done to dislodge any fouling and debris from the weapon?

Use a clockwise rotating action

What should be done if after a thorough cleaning the barrel does not appear to be clean or there is something unusual apparent?

Show it to an CFAV

What should be used to clean carbon fouling from the piston, gas cylinder, and gas plug?

A combination tool with reamers

How should one examine the barrel for cleanliness?

Hold it up towards the light about 150mm away from the head, muzzle to the eye; keep both eyes open and follow the lands and grooves throughout their length

What should be used to clean dust and dirt from the internal areas of the weapon?

GP wire brush

What should be done after a thorough cleaning if any damage is found on the weapon?

Show it to an CFAV for confirmation

What is recommended for normal daily use to lubricate the outside of the TMH?

$10(2 - 1)$ drops of oil

What is the priority while in the field with regards to cleaning the rifle?

$10(1 imes 3)$ that the rifle functions correctly

What should be done when in a harbour or patrol base regarding cleaning weapons?

The number of weapons to be cleaned at any one time should be decided by commanders based on their discretion

Where should lubrication be applied for normal daily use?

Inside and outside of the body

What should be done if any damage or excess wear is found on a weapon during inspection?

The weapon should be taken initially to a Cadet Force Adult Volunteer for confirmation and then to an armorer for remedial action

This quiz covers the procedure for cleaning a weapon, including steps such as using a cleaning rod with a chamber/barrel extension brush to dislodge fouling and debris. It tests your knowledge of proper weapon maintenance.

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