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AO Study Program Carlos Cativo > TB 067 - Holmatro Rescue Tool > Flashcards

TB 067 - Holmatro Rescue Tool Flashcards

1
Q

Both units are powered by __ cycle, air cooled Honda engines and use a __________ displacement pump to draw and pressurize hydraulic fluid from the reservoir

A

4
Positive

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2
Q

Both power units utilize a two-stage pump design capable of producing _______ psi

A

10,500

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3
Q

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

A

3,000

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4
Q

This “change over” to the second stage can be recognized by a momentary “________” of movement of the tool followed by a continued movement in the direction selected

A

Stalling

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5
Q

Members using the tools need to keep the _______ handle in the desired position during the “change over” phase to utilize the second stage of the pump

A

Trigger

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6
Q

Holmatro Rescue Tool - The fluid used in both pumps is a ___-weight mineral based hydraulic fluid that is pale or light _______ in color and is non-corrosive

A

22
Yellow

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7
Q

PPU 15 - ___ lbs.

A

35

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8
Q

PPU 15 - ____ horsepower Honda engine

A

2.5

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9
Q

PPU 15 - ______ rpm (set at factory)

A

4500

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10
Q

PPU 15 - ____ quarts regular unleaded gasoline

A

1.3

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11
Q

PPU 15 - ______ cc usable hydraulic fluid

A

2000

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12
Q

PPU 15 - ______ tool operation

A

Single

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13
Q

DPU 30 - ___ lbs.

A

58

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14
Q

DPU 30 - __ horsepower Honda engine

A

3

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15
Q

DPU 30 - _____ rpm (set at factory)

A

3600

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16
Q

DPU 30 - ____ quarts regular unleaded gasoline

A

1.5

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17
Q

DPU 30 - _____ cc usable hydraulic fluid

A

3000

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18
Q

DPU 30 - _____ pump for simultaneous tool use

A

Dual

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19
Q

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

A

3260

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20
Q

The trigger handle is of the “_____ _____” design which when rotated _________, causes the spreader to open

A

“Dead Man”
Clockwise

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21
Q

A built-in _____ valve will keep the tool in its current position when the trigger handle is released while under load in either direction

A

Check

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22
Q

They are equipped with a “_____ hook” used to connect to the C-__ rated chain also provided.

A

Grab
8

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23
Q

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

A

One

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24
Q

Because of the powerful force employed while cutting with the Holmatro cutters, extreme care should be used to ensure that the tips of the cutters DO NOT _____ over on the opposite side of the blades

A

Cross

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25
Q

__ models of cutters are currently being used by the LAFD

A

3

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26
Q
  1. Cutters 3020 UL - _______ lbs. cutting force
A

63,400

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27
Q
  1. Cutters 3020 UL - _____” opening
A

5 1/4”

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28
Q
  1. Cutters 3020 UL - ______ lbs.
A

27 1/2

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29
Q
  1. Cutters 3035 NCT (New Car Technology) - ________ lbs. cutting force
A

57,320

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30
Q
  1. Cutters 3035 NCT (New Car Technology) - ______” opening
A

5 5/8”

31
Q
  1. Cutters 3035 NCT (New Car Technology) - ______ lbs.
A

33 1/2

32
Q
  1. Cutters 4050 NCT (New Car Technology) - __________ lbs. cutting force
A

208,000

33
Q
  1. Cutters 4050 NCT (New Car Technology) - _____” opening
A

7 1/8”

34
Q
  1. Cutters 4050 NCT (New Car Technology) - ________ lbs.
A

37 1/2

35
Q
  1. TELESCOPIC RAM 3340 - ___” retracted to ___” fully extended
A

12”
23”

36
Q
  1. TELESCOPIC RAM 3340 - _______ lbs. force - 1st stage, _______ lbs. force - 2nd stage
A

49,210
18,210

37
Q
  1. TELESCOPIC RAM 3340 - ___ lbs
A

24

38
Q
  1. TELESCOPIC RAM 3350 - ___” retracted to _______” fully extended
A

21”
50 1/4”

39
Q
  1. TELESCOPIC RAM 3350 - _______ lbs. force - 1st stage, ________ lbs. force - 2nd stage
A

49,210
18,210

40
Q
  1. TELESCOPIC RAM 3350 - ___ lbs.
A

37

41
Q

Each truck company also carries an _______ Ram Support that can be used in conjunction with the telescopic rams

A

HRS 22

42
Q

HRS 22 has two objectives:
1. it provides a purchase point nearer to the object to be ________

A

Pushed

43
Q

HRS 22 has two objectives:
2. it helps to spread the ______ load against an object, giving the ram end a wider and more stable purchase point

A

Force

44
Q

The hoses supplied with the Holmatro rescue tool come in two colors, ______ and ______

A

Orange
Blue

45
Q

Holmatro Hose Length: ___’ feet

A

32

46
Q

The design of this hose is unique to the fire service to where the ______, high pressure (supply) hose is encapsulated and protected by the ______, low pressure (return) hose

A

Inner
Outer

47
Q

Both inner and outer hose are constructed of ___________ and reinforced with Kevlar-like Aramid fibers, which make them resistant to kinking

A

Polyurethane

48
Q

There are ______ restrictors at each end of the hose, which provide protection where the fitting and the hose meet

A

Bend

49
Q

Holmatro Rescue Tool - The working pressure of the hose is _______ psi

A

10,500

50
Q

Holmatro:
Hose burst pressure rating of __ times that or _______ psi

A

4
42,000

51
Q

These couplers have a built in automatic return valve that eliminates the need for a dump valve on the pump and allows the “____ _______” of tools

A

“Hot Swapping”

52
Q

PRESSURE RELIEF DEVICE - place male end of the hose coupler into open end of device & turn __________

A

Clockwise

53
Q

To avoid the inadvertent build-up:
Spreader - Close until tips touch, then open (____”)

A

1/4

54
Q

To avoid the inadvertent build-up:
Cutters - Open or close blades until tips ______. If the cutter will not fit in the compartment this way, open completely, then close ________.

A

Cross
Slightly

55
Q

To avoid the inadvertent build-up:
Rams - Fully retract piston, then open (____”)

A

1/4

56
Q

The manufacturer only guarantees a __________ deployment into the Secunet.

A

One-Time

57
Q

Holmatro:
Weekly Check - The unit should be started and run for at least ___ minutes to ensure a smooth operation

A

15

58
Q

Weekly Checks: While the power unit is running, connect a section of hose with a hand tool, operate the tool to its full open or closed position and continue to hold the trigger handle for a ____ seconds

A

Few

59
Q

Inspect air filter, hose couplings, dust caps, starter pull cord & condition of the fuel are _______ checks

A

Monthly

60
Q

Fluid check, on/off switch, choke and fuel valve are ______ checks

A

Daily

61
Q

Oil checks, fasteners, run for ___ min are ______ checks

A

15
Weekly

62
Q

Holmatro Rescue Tool Cutters - This can be done by hand and if found to be loose, needs to be tightened to ___ foot pounds of torque

A

75

63
Q

all nicks and metal build up known, as “mushrooming” should be dressed with a _____ so that blades pass each other without any deflection

A

File

64
Q

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

A

Cracking

65
Q

If the coupler doesn’t make a full connection, apply _______ or an equally suitable lubricant to the area behind the coupler and also to the face

A

WD40

66
Q

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

A

5-10

67
Q

The hoses should be cleaned with a __________ and warm water solution

A

mild soap

68
Q

If hoses become contaminated with grease, tar, battery acid or any other harmful product, a wiping cloth dampened with ______ can be used to remove such products

A

WD40

69
Q

Additionally, hoses should be stored in a coiled roll and not shoved into the ______ of the spreader or cutter

A

handle

70
Q

On a _______ basis all accessories such as the HRS22 Ram Support, cutting tips, chain shackles and chains shall be inspected for cracks, wear or any other damage that could possibly cause the part to fail during an operation

A

monthly

71
Q

Current LAFD policy is to replace fuel in small motors every ___ days with fresh fuel

A

30

72
Q

If there is no strainer present, the use of a ______ strainer will suffice.

A

paint

73
Q

The The ram extends from the end _________ the handle

A

Nearest

AO Study Program Carlos Cativo (154 decks)

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