Pumping

Question 1

The pump primer system holds ___ of Waterous Prime-Safe #M4179 priming fluid.

Answer 1

five (5) quarts

Question 2

Shift transmission into D (Drive). The transmission defaults to ___ when placed in pump.

Answer 2

4th gear

Question 3

If no increase is observed, operate priming pump or crack ___ to clear air from pump.

Answer 3

2-1/2” valve

Question 4

If you are not able to achieve prime within ___, stop and investigate.

Answer 4

45 seconds

Question 5

Operate priming pump until main suction gauge shows a vacuum of approximately ___ and main pressure gauge shows a positive pressure.

Answer 5

20”of Hg

Question 6

The pump discharge pressure must be greater than___ for the PRO-S governor to take control of engine speed.

Answer 6

15 PSI

Question 7

In Pressure Mode.
Press either button momentarily to change the pressure setting by 1 PSI. Press and hold the button for more than ___ and the pressure setting will change by 5 PSI __ and then by 10 PSI until the button is released.

Answer 7

2 seconds / twice

Question 8

In RPM Mode.
Press either button momentarily to change the RPM setting by 10 RPM. Press and hold the button for more than 2 seconds and the RPM setting will change by ___ twice and then by ___ until the button is released.

Answer 8

50 RPM / 100 RPM

Question 9

No variation in discharge pressure or RPM will occur when changing between ___ modes.

Answer 9

pressure and RPM

Question 10

Press and hold the mode button for ___ and the PRO-S changes modes.

Answer 10

3 seconds

Question 11

No or Low Supply

If the discharge pressure drops below 45 PSI but stays above 15 PSI the PRO-S will go into a ___.

Answer 11

prime cycle

Question 12

No or Low Supply
It will set the engine to ___, if the pressure does not rise above 45 PSI in ___ (30 for PRO-S 3) the PRO-S will set the engine at idle RPM.

Answer 12

1100 RPM / 7 seconds

Question 13

No or Low Supply
If the discharge pressure drops below 15 PSI the engine RPM will go to ___ and the SETTING display will show the selected setting

Answer 13

idle

Question 14

Foam Pro

If the tank is empty, the pump will not run for more than ___

Answer 14

2 minutes.

Question 15

Foam Pro
In the event that the pump motor will not run or stalls for ___, the display will show “ERR.EL” to indicate that the pump is producing no feedback to the control signal.

Answer 15

10 seconds