CML CML Safe & Vault Servicing

Question 1

What is the first step a CML technician should take when a customer reports a safe with an unknown combination?

Accepted Answer

Verify ownership documentation before attempting any entry

Answer

Drill immediately at the dial spindle

Answer

Remove the door hinges to gain access

Answer

Contact the safe manufacturer for a backdoor code

Question 2

Which safe lock type uses a relocker mechanism that activates when the glass plate is broken?

Accepted Answer

Glass relocker

Answer

Group 1 combination lock

Answer

Electronic keypad lock

Answer

Biometric lock

Question 3

What UL rating is required for a safe to be classified as TL-15?

Accepted Answer

Withstands 15 minutes of attack with common and electric tools

Answer

Withstands 15 minutes of attack with common hand tools only

Answer

Withstands 15 minutes of torch cutting

Answer

Withstands 15 hours of manipulation

Question 4

When drilling a safe, which area is typically targeted to bypass the combination lock?

Accepted Answer

The drill point above the dial to access the lock lever pack

Answer

The door hinge side

Answer

The bolt area on the locking side

Answer

The back wall of the safe

Question 5

A Group 2 combination lock differs from a Group 1 lock primarily in that it:

Accepted Answer

Offers lower manipulation resistance under UL standards

Answer

Has more wheels

Answer

Uses a digital display

Answer

Requires a key override

Question 6

What is 'scoping' in the context of safe servicing?

Accepted Answer

Using a borescope or fiber optic camera through a drill hole to view internal components

Answer

Measuring the safe's external dimensions

Answer

Assessing fire rating with a thermal scope

Answer

Reviewing service records before opening