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MCQ - Mechanical TNPSC JTO
JTO - 534 - Advanced Computer Numerical Control - 534 - Unit VII Routine Maintenance

26)   

Electrical panel fans and filters are recommended to be cleaned:

A.
B.
C.
D.
Answer: B
27)   

Which of the following is not typically part of OEM daily maintenance?

A.
B.
C.
D.
Answer: C
28)   

OEM advises guideways be lubricated to prevent:

A.
B.
C.
D.
Answer: B
29)   

Performing OEM maintenance helps in:

A.
B.
C.
D.
Answer: C
30)   

What document provides the most accurate preventive maintenance checklist?

A.
B.
C.
D.
Answer: B
31)   

OEM-recommended machine calibration ensures:

A.
B.
C.
D.
Answer: C
32)   

OEM advises axis backlash measurement using:

A.
B.
C.
D.
Answer: B
33)   

Excessive use of coolant without OEM-guided checks may result in:

A.
B.
C.
D.
Answer: C
34)   

What is the recommended action if the OEM-specified air dryer is not functioning?

A.
B.
C.
D.
Answer: C
35)   

OEM advises to clean tool pockets in ATC units to prevent:

A.
B.
C.
D.
Answer: B
36)   

OEM recommends inspection of ball screw condition to avoid:

A.
B.
C.
D.
Answer: B
37)   

OEM mandates proper torque setting on tool holders to avoid

A.
B.
C.
D.
Answer: B
38)   

Which component’s filters are recommended for regular cleaning as per OEM?

A.
B.
C.
D.
Answer: B
39)   

OEM service schedule for critical components is usually based on:

A.
B.
C.
D.
Answer: C
40)   

When performing preventive maintenance, OEM recommends using:

A.
B.
C.
D.
Answer: B
41)   

OEM recommends air pressure in CNCs typically at:

A.
B.
C.
D.
Answer: B
42)   

A skipped OEM hydraulic oil change can cause:

A.
B.
C.
D.
Answer: C
43)   

OEM recommends spindle warm-up routines mainly to:

A.
B.
C.
D.
Answer: B
44)   

As per OEM, improper tool length setting can lead to:

A.
B.
C.
D.
Answer: D
45)   

OEM-recommended cable inspections prevent:

A.
B.
C.
D.
Answer: C
46)   

OEM advises the use of proper grounding for:

A.
B.
C.
D.
Answer: C
47)   

OEM mandates machine leveling to be checked periodically because:

A.
B.
C.
D.
Answer: C
48)   

OEM guides using spindle load % monitoring to:

A.
B.
C.
D.
Answer: C
49)   

OEM preventive maintenance logbook is used to:

A.
B.
C.
D.
Answer: C
50)   

Which maintenance action helps prevent backlash in CNC lathes?

A.
B.
C.
D.
Answer: C