*TB 67- Holmatro Tools

Question 1

Initial extrication operations will only require the use of the first stage pump from the power unit, which is near ______ psi.

Answer 1

3,000 psi

Question 2

The hydraulic fluid used in both power units is a ___ -weight mineral based hydraulic fluid that is non-corrosive.

Answer 2

22

Question 3

There are two cutter tips included for panel cutting with the spreaders. Normally, would you use one or both cutting tips?

Answer 3

Usually only one cutter tip is used, while one spreader tip is used as a base

Question 4

When the trigger is rotated in the clockwise direction, the cutter blades will open or close?

Answer 4

Open

Question 5

Rotating the handle in the counterclockwise direction will extend or retract the rams?

Answer 5

Retract

Question 6

A rotation in the counterclockwise direction will cause the spreaders to open or close?

Answer 6

Close

Question 7

What two colors are the hydraulic hoses and how long are they?

Answer 7

Blue and orange

32 ft

Question 8

The working pressure of the hose is _____ psi with a burst pressure rating of _______ psi

Answer 8

1. 10,500 psi

2. 42,000 psi

Question 9

To avoid the inadvertent build-up of pressure, how should the spreaders be stored?

Answer 9

Leave 1/4” opening between tips

Question 10

To avoid the inadvertent build-up of pressure, what are the two ways the cutters should be stored?

Answer 10

Tips crossed

If not possible to store tool this way, open completely then close slightly

Question 11

To avoid the inadvertent build-up of pressure, how should you store the rams?

Answer 11

Fully retract piston, then open 1/4”

Question 12

How many times can the secunet be used with an airbag deployment?

Answer 12

Once

Question 13

On a weekly basis, the power units should be started and ran for ___ minutes.

Answer 13

15 min

Question 14

Checking the hose couplings and dust caps and their tethers is a daily, weekly, or monthly check?

Answer 14

Monthly check

Question 15

Checking the starter cord on the power units is a daily, weekly, or monthly check?

Answer 15

Monthly

Question 16

The operation of the spring loaded, quick pins for the tips should be checked daily, weekly, or monthly?

Answer 16

Monthly

Question 17

The hinge bolt nut for the cutters needs to be checked for
tightness daily, weekly, or monthly?

If found to be loose, it needs to be tightened to ___ foot pounds of torque.

Answer 17

75

Question 18

On a _____ basis, as well as after each use, the cutter blades shall be inspected for nicks, cracks and gouges.

Answer 18

Weekly

Question 19

Extending the rams and checking for gouges or sharp points that may damage the end seals and cause leakage is done daily, weekly or monthly?

Answer 19

Monthly

Question 20

During the tool operation check, hold the trigger handle to the full open or closed position for about ___ to ___seconds and check for leaks along the hose and the couplers.

Answer 20

5-10

Question 21

All accessories such as the Ram Support, cutting tips, secunet, chain shackles and chains shall be inspected daily, weekly, or monthly?

Answer 21

Monthly

Question 22

When the fuel in the power unit starts to turn the color _____, dispose of properly and refill with fresh fuel.

Answer 22

Yellow

Fuel should be clear in color

Question 23

The small ram is ____ inches retracted and ____ inches fully extended

Answer 23

12” and 23”

Question 24

The large ram is ____ inches retracted and ____ inches fully extended

Answer 24

21” and 50 1/4”

Question 25

What is normally used to clean the holmatro tool hoses? What if it is contaminated with grease, tar, or battery acid?

Answer 25

- The hoses should be cleaned with a mild soap and warm water solution - WD40

Question 26

Holmatro hoses: To assure proper coupler operation after cleaning, apply _____ to the couplers before placing the hoses back on apparatus.

Answer 26

WD40

Question 27

Holmatro power units: Daily, weekly or monthly check? Checking the fuel and hydraulic levels, on/off switch (DPU30) in the ON position, choke in the proper position, fuel valve ON, as well as a complete visual inspection of the power unit to ensure its readiness.

Answer 27

Daily

Question 28

Holmatro power units: Daily, weekly or monthly check? How often should the engine oil and all fasteners/bolts be checked?

Answer 28

Weekly

Question 29

Holmatro power units: Daily, weekly or monthly check? Inspecting the air filter for cleanliness, hose couplings for proper operation, dust caps and their tethers and the starter pull cord for fraying. Also check the condition of the fuel.

Answer 29

Monthly

Question 30

Holmatro Spreaders: During weekly checks, the spreaders should be connected to a power unit and cycled at least how many times to check for leaks and debris near the yoke area?

Answer 30

At least once

Question 31

Holmatro cutters: During weekly checks, The cutter should be connected to the pump and cycled, paying particular attention to what area for debris?

Answer 31

inside the protective boot

Question 32

Holmatro cutters: The cutter blades shall be inspected for nicks, cracks and gouges how often?

Answer 32

Weekly and after use

Question 33

Holmatro cutters: Because thousands of pounds force is exerted on the blades during cutting operations, all nicks and metal build up known, as “mushrooming” should be dressed with a ____ so that blades pass each other without any deflection

Answer 33

File Any blade showing evidence of cracking shall immediately be taken out of service and arrangements made to have the blade(s) replaced.

Question 34

Holmatro hoses: If during the weekly checks the coupler of the hose doesn’t make a full connection to a tool, apply _____ to the area behind the coupler and also to the face

Answer 34

WD40 or equal lubricant

Question 35

Holmatro 3020 UL Cutters: What is the cutting force? Max Opening? Weighs 27-1/2 lbs

Answer 35

63,400 lbs 5-1/4" opening

Question 36

Holmatro 3035 NCT (New Car Technology) Cutters: What is the cutting force? Max Opening? Weighs 33-1/2 lbs

Answer 36

57,320 lbs 5-5/8" opening

Question 37

Holmatro 4050 NCT (New Car Technology) Cutters: What is the cutting force? Max Opening? Weighs 37-1/2 lbs

Answer 37

208,000 lbs 7-1/8" opening

Question 38

There is currently one spreader unit used on the truck companies. It is model _____ UL

Answer 38

3260

Question 39

Do the rams have more pushing force during stage 1 or stage 2 of extension? What is the rating?

Answer 39

1st stage * 49,210 lbs. force - 1st stage, * 18,210 lbs. force - 2nd stage

Question 40

PPU15 specs: single tool operation ``` Weight HP RPM Fuel capacity Hydraulic fluid capacity ```

Answer 40

``` Weight : 35lbs HP : 2.5hp RPM: 4500 Fuel capacity: 1.3 qt Hydraulic fluid capacity: 2000cc ```

Question 41

DPU30 specs: double tool operation ``` Weight HP RPM Fuel capacity Hydraulic fluid capacity ```

Answer 41

``` Weight : 58lbs HP: 3hp RPM : 3600 Fuel capacity: 1.5 qt Hydraulic fluid capacity: 3000cc ```

Question 42

Checking the air filter for the power units is a daily, weekly, or monthly check?

Answer 42

Monthly

Question 43

The power units utilize a two-stage pump design capable of producing _____ psi

Answer 43

10,500 psi