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Details

Holmatro Tool
For Dallas FD Engineering Exam
30
Other
Professional
04/10/2014

Additional Other Flashcards

 


 

Cards

Term
The entire system operates with______oil used as hydraulic fluid.
Definition
mineral(4)
Term
What is the operational pressure for the holmatro tool?
Definition
10,500 psi (4)
Term
The core technology single hose system runs a high pressure_____hose within the outer low pressure_____350 psi jacket.
Definition
10,500 psi, 350 psi (4)
Term
How is the oil from the hydraulic pump supplied to the system?
Definition
High pressure hose (4)
Term
How long are the hoses?
Definition
32 ft (4)
Term
What if you need more distance on the hydraulic hoses?
Definition
You can couple multiple hoses together in series up to 160 ft. (4)
Term
Oil always flows from the_____ to the_______
Definition
female, male (4)
Term
Why is the saftey valve used for?
Definition
To prevent excessive pressure in the tool if the return line to the pump is blocked or disconnected. (4)
Term
What is the pressure relief device used for?
Definition
to relieve pressure on pressurized hose caused by elevated temps (5)
Term

T/F

The most effective way to use the pressure relief device on rescue tools when the pump and power unit is in operation and generating pressure.

Definition
F (5)
Term
Is used to open and close the tools and is located on the end of the spreeder, cutters and telescoping ram.
Definition
Dead-Man's Handle (5)
Term
What kind of saftey feature does the Dead-Man handle have?
Definition
When released it returns to nthe neutral position to stop the unit immediately (5)
Term
How many seconds should you let the power plant warm while in the choke position?
Definition
23-30 seconds. (6)
Term
When testing how long should you run the power plant?
Definition
10 minutes or until it reaches operating temp. (6)
Term
How long will a full tank last?
Definition
1 hour and 20 minutes. (6)
Term
______are used to cut through vehicle components to enable removal of certain sections of the vehicle.
Definition
Cutters (7)
Term
If the blades hit a fixed object while cutting what can happen? Which causes the tool to twist and bind possibly damaging the tool
Definition
Side-loading (7)
Term
How should you store the cutters?
Definition
With the blades closed until they begin to cross. (8)
Term
What are the 3 main functions of the spreaders?
Definition

1. to spread

2. Squeeze

3. Pull (8)

Term
How should you store the spreaders?
Definition
With them closed with a distance in the spreaders of about 1/4 in. (9)
Term
_____are used to push vehicle components apart
Definition
Telescoping ram (9)
Term
What is the max spreading distance of the ram?
Definition
4 ft 2 in (9)
Term
In what position should you store the ram?
Definition
With the pistons back in the cylinders, the pump relief valve is in neutral, and with the pistons spread to a small distance of 1/4 in to relieve any residual pressure in the tool. (10)
Term
Can you use the ram for pulling ops?
Definition
no (10)
Term
_______combine a spreader and cutter in one tool.
Definition
Combi-tool (11)
Term
what can be used to lubricate the couplings?
Definition
Silicone spray.
Term
What should'nt be used to lubricate the couplings?
Definition
WD40 and oil. (11)
Term
Maximum bend radius of the hose is?
Definition
89mm (3 & 1/2)
Term
A face shield provides adeqaute face protection
Definition
no (12)
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