Hydraulic tools.

Question 1

IW-12 (impact wrench)

Answer 1

1) Flow range 4 to 12 gpm.
2) 3/4” square drive accommodates a 5/8” quick change chuck.
3) Weight - 14lbs.
4) Has attachments for impacting, drilling and wood auguring.
5) Torque ranges from 250 - 1200 ft-lbs.

Question 2

IW-20 (impact wrench)

Answer 2

1) Flow range 5 to 6 gpm.
2) 1 1/2” square drive.
3) has attachments for impacting, drilling and wood auguring.
4) Weight - 34lbs.

Question 3

GR-29 (GRINDER) & attachments

Answer 3

1) Flow range 4 to 12 gpm.
2) Weight 11lbs.
3) 2700 rpm at 10 gpm.
(a) metal or masonry grinding wheels.
(b) Metal discs can be used as cutoff saw.
( c) Wire cup brush.
NEVER USE A GRINDING WHEEL RATED LESS THAN 6,000 RPM.
NEVER USED IF DROPPED
NEVER STAND DIRECTLY IN FRONT
NEVER EXEED MAX SPEED

Question 4

SM-22 (SUMP PUMP)

Answer 4

1) Flow range 4 to 12 gpm.
2) Rated capacity 450 gpm.
3) 500 gpm at 10ft. head pressure pump output.
4) Max lift 110ft.
5) Can pass a 3/8” solid.
6) Used as a trash pump.
7) weight - 30lbs.

Question 5

CO-23 (CUT OFF SAW)

Answer 5

1) Flow range 10 to 15 gpm.
2) Used for cutting steel and masonry with a 10” cutting wheel and cut depth of approx 3 3/4”
3) Weight - 23lbs.

Question 6

CH-18 (CHIPPING HAMMER)

Answer 6

1) Flow range 7 to 9 gpm.
2) Used for chipping concrete during destruction, repair and removal.
3) Weight 24lbs.

DIVERMUST WEAR 1/4 INCH NEOPRENE WET SUIT HOOD WHILE OPERATING UNDERWATER.
MAX OPERATING TIME PER DIVER IS 3 HOURS AND 40 MINUTES PER EACH 24 HOUR PERIOD.

Question 7

CS-11 (CHAIN SAW)

Answer 7

1) Low range 10 to 14 fpm.
2) Bar lengths are 16’, 20’, and 24’.
3) Used for cutting wood.
4) Weight - 14lbs.

Question 8

HD-45 (HAMMER DRILL)

Answer 8

1) Flow range 7 to 9 gpm.
2) Drill hole diameter is 1” to 2” up to 30” deep.
3) Drills into rock, concrete and masonry or coral.
4) Weight - 45lbs.

MUST WEAR A WETSUIT WHEN OPERATING.

Question 9

SK-58 (SINKER DRILL)

Answer 9

1) Flow range 7 to 9 gpm.
2) Shank size 4 1/4 “ by 1”.
3) Weight - 67 lbs.

MUST WEAR A WETSUIT WHEN OPERATING.

Question 10

BR-87 (BREAKER)

Answer 10

1) flow range 7 to 9 gpm.
2) Shank size 6” by 1 1/4”.
3) Weight - 80lbs.

Question 11

HYDRAULIC CUTTER

Answer 11

H K PORTER:

1) Hand Pump operated
2) cutting heads are interchangeable.
3) Must establish positive communications between diver and tender when operated from the surface.