Pumps Ch 6 Flashcards Preview

03. Pump Operating Procedure > Pumps Ch 6 > Flashcards

Flashcards in Pumps Ch 6 Deck (28)
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1
Q

From the pump manual:

When inspecting the electrical wire run what are you looking for?

A

frayed wiring or incorrect postioning

2
Q

From the pump manual:

What is the normal inches of free travel in a steering wheel?

A

2 to 3 inches

3
Q

From the pump manual:

The underside of apparatus can develop into an?

A

ʺout of sight, out of mindʺ aspect of preventative maintenance, but can not be regarded as unimportant

4
Q

From the pump manual:

Where is the high incident rate of difficulty on an apparatus?

A

Around the rear wheels

5
Q

From the pump manual:

The _______frequently become loose, or shear off, thus weakening that assembly

A

rear axle flange

6
Q

From the pump manual:

Checking with a _________ is the best method of determining that proper air pressure is being maintained in the tires

A

tire guage

7
Q

From the pump manual:

In general terms, when the brake pedal of an air brake system is depressed, a line between the air supply resvoir and the brake air chamber assembly is opened or closed?

A

opened

8
Q

From the pump manual:

The force with which the air acts upon the air chamber assembly diaphragm determines the amount of pressure being appied to the brake shoes , forcing them against the side of the ___or _____.

A

drums, rotor

9
Q

From the pump manual:

the maximum pressure that the governer is set is approximately ______psi

A

120

10
Q

From the pump manual:

The low pressure indicator will come on inside the cab at what psi?

A

60 psi

11
Q

From the pump manual:

When checking the S-Cam brakes not equipped with automatic adjusters if the rod connected to the cam and air chamber travels more than _ inch the brakes are in need of adjustment

A

1 inch

12
Q

From the pump manual:

The inversion valve used in combination with the safety actulator will operate when the pressure goes beow what?

A

40 psi

13
Q

From the pump manual:

When there is _ psi in the air supply system and you push the parking brake in it will stay in

A

50 psi

14
Q

From the pump manual:

When the air system pressure drops below _ psi the parking brake will pop back out when pushed in?

A

40 psi

15
Q

From the pump manual:

If you apply the parking brake while traveling at what slow speed_ and when applied he rear wheels dont lock then you know the S-Cam brakes are in need of adjustment

A

2 to 3 mph

16
Q

From the pump manual:

How often should air tanks be bled to remove all traces of moisture?

A

daily

17
Q

From the pump manual:

When what color appears on the air filter indicates it is dirty and needs to be replaced?

A

red

18
Q

From the pump manual:

When determining the condition of the battery you should turn on the head lights for how long to elimanate any surface charge built up on the battery?

A

approximately 1 min

19
Q

From the pump manual:

After turning off all lights and with the key in the on postion if the voltmeter dont read between _ and _ volts then the battery should be charged?

A

13 and 14 volts

20
Q

From the pump manual:

While cranking the engine if the volt meter reading drops below_ while cranking hen the battey should be charged?

A

10 volts

21
Q

From the pump manual:

What is the psi on the coolant pressure cap?

A

15 psi

22
Q

From the pump manual:

How much antifreeze solution should be in the coolant system when it is cool?

A

approximately 1 quart

23
Q

From the pump manual:

When checking the transmission level what should the rpm of the engine be at?

A

1000 rpm

24
Q

From the pump manual:

The Jacobs brake tuggle switch or push has 3 postitions what are they?

A

off-low-high

25
Q

From the pump manual:

What postition should the Jacob brake be in on wet, icy or snow covered roads?

A

off postion

26
Q

From the pump manual:

Some OF DCFD’s apparatus is equipped with a coolant recovery system these devices consist of the standard cooling system plus a pressure cap connectd by a piece of flexible tubing to a coolant reservior what is the psi for the pressure cap?

A

15 psi

27
Q

From the pump manual:

The coolant reservior should contian approximately how many quart of coolant?

A

1 quart

28
Q

From the pump manual:

If during the dailymaintenance inspection it is noted that the coolant level is below the 1 quart level who shall be notified?

A

Fleet Maintenance Division