NPORS STUDY GUIDE TEST.
1. What is the correct method of mounting/ dismounting the machine? - CORRECT ANSWER Using
handholds and steps provided, using 3 points of contact facing the machine
2a. List 5 checks that must be made to the tracks and running gear during a pre-operational check -
CORRECT ANSWER Drive sprockets in good condition and secure, track plates undamaged, top and
bottom rollers move freely with no flat spots or leaks, idlers rotate and are in good condition, track
tension suitable for ground conditions, hydraulic motors and pipes in good condition and leak free,
tracks clear of loose debris.
2b. List 5 things that you must ensure before taking a wheeled excavator on to the public highway -
CORRECT ANSWER The machine is roadworthy, tyres legal, has lights and horn, flashing beacon,
registration plate clean
3. At what intervals should your excavator be greased/ lubricated? - CORRECT ANSWER As stated in the
excavator operation and maintenance manual
4. What must the operator ensure when changing an attachment using a manual or semi-automatic
quick hitch system and why? - CORRECT ANSWER That the safety pin is replaced and secured, to ensure
that the attachment does not accidentally disconnect
Why should an operator not work "across the tracks" of the excavator at full radius? - CORRECT ANSWER
The excavator could become unstable leading to the machine tipping over
1. What is the correct method of mounting/ dismounting the machine? - CORRECT ANSWER Using
handholds and steps provided, using 3 points of contact facing the machine
2a. List 5 checks that must be made to the tracks and running gear during a pre-operational check -
CORRECT ANSWER Drive sprockets in good condition and secure, track plates undamaged, top and
bottom rollers move freely with no flat spots or leaks, idlers rotate and are in good condition, track
tension suitable for ground conditions, hydraulic motors and pipes in good condition and leak free,
tracks clear of loose debris.
2b. List 5 things that you must ensure before taking a wheeled excavator on to the public highway -
CORRECT ANSWER The machine is roadworthy, tyres legal, has lights and horn, flashing beacon,
registration plate clean
3. At what intervals should your excavator be greased/ lubricated? - CORRECT ANSWER As stated in the
excavator operation and maintenance manual
4. What must the operator ensure when changing an attachment using a manual or semi-automatic
quick hitch system and why? - CORRECT ANSWER That the safety pin is replaced and secured, to ensure
that the attachment does not accidentally disconnect
Why should an operator not work "across the tracks" of the excavator at full radius? - CORRECT ANSWER
The excavator could become unstable leading to the machine tipping over
