2A HOISTING TEST PAPER 2025 QUESTIONS ANSD
SOLUTIONS RATED A+
✔✔What does a swing gear do - ✔✔To rotate the housing on a crane or excavator
✔✔ROPS means what - ✔✔Roll over protection system includes seatbelt and roll over
cage
✔✔What must be stamped on capacity schedules - ✔✔Max and min loadsthat can be
lifted and two intermediate readings
✔✔What is a runaway engine - ✔✔An over revving engine
✔✔How do you stop a runaway engine - ✔✔Shut it off.bury the bucket smother it.and
pull the kill switch
✔✔What is the useful life of a chain sling - ✔✔50% of mfg specification
✔✔What is included in the gross weightof a lift - ✔✔The weight of the lift and .all rigging
✔✔What is the clutch disconnect - ✔✔It allows you to disconnectthe tranny power
without putting in the trench used off road only
✔✔What is the master disconnect switch - ✔✔It shuts down all electrical function to a
machine
✔✔The main frame - ✔✔Is the unit on which all other components are mounted or
attached
✔✔Excavators Track control levers and pedals - ✔✔Foot pedals should be used for
most travel operations Hand levers used " inch" or "Creep" the machine into tight areas
✔✔Controls must be identified with - ✔✔Function Direction of movement
✔✔Rotary manifold - ✔✔Directs hydraulic oil to the track motors to allow the tracks to
function independently while the mainframe is in any position
✔✔Swing Motor - ✔✔The mainframe rotates 360 degrees on the "carbody" using the
hydraulic swing motor
✔✔Swing Gear - ✔✔The swing gear attaches to the mainframe to the "car body"
allowing it to rotate independently of the undercarriage
, ✔✔Track Frames - ✔✔The two track frames on either side of the carbody are made of
carrier rollers which carry the rails and grouser pads Bottom rollers that carry the weight
of the machine and keep the rails straight
✔✔Front Idler (A) - ✔✔The idlers carry the rails and cushions the machine from shock
when digging and traveling
✔✔Track motors (B) - ✔✔The track motors propel the forward and reverse movements
of the machine with the controls found in the operators compartmen
✔✔Track Rails - ✔✔The rails are the series of links , pins and bushing onto which are
bolted the grouser pads wider pads - less ground pressure Narrow pads with high
grousers- high traction
✔✔Boom - ✔✔Tbe boom is attached to ears on the mainframe The boom provides the
main lifting power of the machine
✔✔Crowd - ✔✔The crowd is pinned to the top of the boom The crowd is sometimes
referred to as the. Dipper. Stick
✔✔Tool - ✔✔The last section of the boom assembly is generally the bucket or the tool
✔✔Two intermediate posution are - ✔✔45 degrees and 65 degrees
✔✔The operator of the machine shall not leave the machine - ✔✔While the master
clutch is engaged
✔✔Swing Radius protection Refer to - ✔✔O.S.H.A.publication 29C.F.R 1926.21 B .2
✔✔Whoever violates any provision of sectio 53,53a or 54, or any rule or regulation
made thereunder, shall be punished by a fine of not less than - ✔✔$ 500 and not more
than $ 3000, or by imprisonment for not more than 3 months or both such fine and
imprisonment
✔✔Whoever prevents or attempts to prevent any inspector from entering on any
premises in the discharge of his duty shall be punished by a fine of not less than -
✔✔$250 and not more than 3000, or by imprisonment for not more than 3 months or
both such fine and imprisonment
✔✔Minimum distance from overhead lines up to 50,000 volts is - ✔✔10 feet
✔✔No smoking or open flames within - ✔✔25 feet
✔✔Fire extinguisher must be at all locations minimum - ✔✔5 pounds .b - c class
SOLUTIONS RATED A+
✔✔What does a swing gear do - ✔✔To rotate the housing on a crane or excavator
✔✔ROPS means what - ✔✔Roll over protection system includes seatbelt and roll over
cage
✔✔What must be stamped on capacity schedules - ✔✔Max and min loadsthat can be
lifted and two intermediate readings
✔✔What is a runaway engine - ✔✔An over revving engine
✔✔How do you stop a runaway engine - ✔✔Shut it off.bury the bucket smother it.and
pull the kill switch
✔✔What is the useful life of a chain sling - ✔✔50% of mfg specification
✔✔What is included in the gross weightof a lift - ✔✔The weight of the lift and .all rigging
✔✔What is the clutch disconnect - ✔✔It allows you to disconnectthe tranny power
without putting in the trench used off road only
✔✔What is the master disconnect switch - ✔✔It shuts down all electrical function to a
machine
✔✔The main frame - ✔✔Is the unit on which all other components are mounted or
attached
✔✔Excavators Track control levers and pedals - ✔✔Foot pedals should be used for
most travel operations Hand levers used " inch" or "Creep" the machine into tight areas
✔✔Controls must be identified with - ✔✔Function Direction of movement
✔✔Rotary manifold - ✔✔Directs hydraulic oil to the track motors to allow the tracks to
function independently while the mainframe is in any position
✔✔Swing Motor - ✔✔The mainframe rotates 360 degrees on the "carbody" using the
hydraulic swing motor
✔✔Swing Gear - ✔✔The swing gear attaches to the mainframe to the "car body"
allowing it to rotate independently of the undercarriage
, ✔✔Track Frames - ✔✔The two track frames on either side of the carbody are made of
carrier rollers which carry the rails and grouser pads Bottom rollers that carry the weight
of the machine and keep the rails straight
✔✔Front Idler (A) - ✔✔The idlers carry the rails and cushions the machine from shock
when digging and traveling
✔✔Track motors (B) - ✔✔The track motors propel the forward and reverse movements
of the machine with the controls found in the operators compartmen
✔✔Track Rails - ✔✔The rails are the series of links , pins and bushing onto which are
bolted the grouser pads wider pads - less ground pressure Narrow pads with high
grousers- high traction
✔✔Boom - ✔✔Tbe boom is attached to ears on the mainframe The boom provides the
main lifting power of the machine
✔✔Crowd - ✔✔The crowd is pinned to the top of the boom The crowd is sometimes
referred to as the. Dipper. Stick
✔✔Tool - ✔✔The last section of the boom assembly is generally the bucket or the tool
✔✔Two intermediate posution are - ✔✔45 degrees and 65 degrees
✔✔The operator of the machine shall not leave the machine - ✔✔While the master
clutch is engaged
✔✔Swing Radius protection Refer to - ✔✔O.S.H.A.publication 29C.F.R 1926.21 B .2
✔✔Whoever violates any provision of sectio 53,53a or 54, or any rule or regulation
made thereunder, shall be punished by a fine of not less than - ✔✔$ 500 and not more
than $ 3000, or by imprisonment for not more than 3 months or both such fine and
imprisonment
✔✔Whoever prevents or attempts to prevent any inspector from entering on any
premises in the discharge of his duty shall be punished by a fine of not less than -
✔✔$250 and not more than 3000, or by imprisonment for not more than 3 months or
both such fine and imprisonment
✔✔Minimum distance from overhead lines up to 50,000 volts is - ✔✔10 feet
✔✔No smoking or open flames within - ✔✔25 feet
✔✔Fire extinguisher must be at all locations minimum - ✔✔5 pounds .b - c class
