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Test Your Self

Suntec Test Questions

prepared by John J. Griffin¹

For each question, choose the response you feel is correct.  
Good luck!
To get the answers for the entire test, click here.

1. Which fuel units can be used for both lift and gravity feed applications?

A.)  model A-2 fuel unit 

B.)  models B-2 & J units

C.)  models B & H units

D.)  all of the above

2.  By manufactures specifications, what is the maximum inlet or return pressure?

A.)  3 psi

B.)  10 psi

C.)  150 psi

D.)  300 psi

3.  Suntec fuel units are available in speeds of 3450 rpm, 2850 rpm, 1725 rpm, and 1425 rpm?

A.)  True

B.)  False

4.  What is the maximum vacuum the Suntec Model A-7000 series fuel unit, on a 1 pipe installation, can be used on?

A.)  3" Hg

B.)  6" Hg

C.) 12" Hg

D.) 100" Hg

5.  What is the maximum vacuum the Suntec Model A-7000 series fuel unit, on a 2 pipe installation can be used on?

A.)  3" Hg

B.)  6" Hg

C.)  12" Hg

D.)  100" Hg

6.  Suntec fuel unit model A-7000 series are used on...

A.)  #2 fuel or lighter & kerosene

B.)  #2 fuel only

C.)  #2 & #4 fuel

D.)  all of the above

7.  Suntec model A-7000 series fuel units can be mounted in what position?

A.)  top up only

B.)  bleeder port up

C.)  upside down or top up only

D.)  any position

8.  What is the adjustable pressure range of a 1725 rpm model A-7000 series fuel unit?

A.)  60 - 150 psi

B.)  100 - 300 psi

C.)  100 - 135 psi

D.)  100 - 200 psi

9.  What is the adjustable pressure range of a 3450 rpm model A-7000 series fuel unit?

A.)  60 - 150 psi

B.)  100 - 300 psi

C.)  100 - 135 psi

D.)  100 - 200 psi

10.  The fuel unit model is listed in two places.  They are?

A.)  on the unit label & the shipping carton

B.)  on the unit label & top of casting

C.)  on the shipping carton & the bill of lading

D.)  on the bill of lading & top of casting

11.  What is the maximum vacuum the model B-8000 series can be used on, when set up for 2 pipe installation?

A.)  6" Hg

B.)  17" Hg

C.)  29" Hg

D.)  100" Hg

12.  By manufactures standards, the maximum inlet or return pressure of the model B-8000 series fuel unit is?

A.)  3 psi

B.)  6 psi

C.)  10 psi

D.)  300 psi

13.  What is the maximum nozzle capacity of the B2VA-8216 fuel unit?

A.)  3 GPH

B.)  5 GPH

C.)  7 GPH

D.)  15 GPH

14.  The model B-8000 series fuel unit can be mounted in any position?

A.)  True

B.)  False

15.  The maximum amount of vacuum the B-8200 series & the B-8800 series can be used on is?

A.)  12" Hg

B.)  17" Hg

C.)  29" Hg

D.)  100" Hg

16.  The maximum nozzle capacity of the model B-8800 series is?

A.)  17 GPH

B.)  7 GPH

C.)  23 GPH

D.)  33 GPH

17.  What is the pressure range of the B-8800?

A.)  60 - 100 psi low fire & 100 - 150 psi high fire

B.)  100 - 150 psi low fire & 100 - 200 psi high fire

C.)  100 - 200 psi low fire & 100 - 300 psi high fire

D.)  100 - 200 psi low fire & 200 - 300 psi high fire

18.  The models B-8200 & B-8800 series fuel units are used on?

A.)  #2 fuel and lighter & kerosene

B.)  #2 fuel only

C.)  #2 & #4 fuel

D.)  all of the above

19.  The models B-8200 & B-8800 series fuel units can be mounted in any position?

A.)  True

B.)  False

20.  What is the maximum operating vacuum on the Suntec model J fuel unit used on a 2 pipe installation?

A.)  6" Hg

B.)  12" Hg

C.)  17" Hg

D.)  29" Hg

21.  What is the maximum operating vacuum of a model H fuel unit on a 2 pipe installation?

A.)  6" Hg

B.)  12" Hg

C.)  17" Hg

D.)  29" Hg

22.  What is the maximum nozzle capacity for a J3 at 1725 RPM?

A.)  7 GPH

B.)  15 GPH

C.)  24 GPH

D.)  60 GPH

23.  What is the maximum nozzle capacity for the model H3BA-100?

A.)  7 GPH

B.)  24 GPH

C.)  60 GPH

D.)  83 GPH

24.  Model J & H pumps are used on?

A.)  #2 fuel and lighter & kerosene

B.)  #2 fuel only

C.)  #4 fuel only

D.)  #4 fuel and lighter

25.  Suntec models J & H fuel units, which begin with double letters such as JA, JB, JJ, HA, HB or HH are used on 3450 rpm applications only.

A.)  True

B.)  False

26.  The model C solenoid valve may be ordered as a "Time Delay" valve.

A.)  True

B.)  False

27.  The model R solenoid valve may be ordered as a "Time Delay" valve.

A.)  True

B.)  False

28.  The models C & R solenoid valve are rated to?

A.)  7 GPH

B.)  20 GPH

C.)  27 GPH

D.)  100 GPH

29.  When priming any fuel unit, it is recommended to "wet" the gears so as to...

A.)  start the fire at the nozzle as soon as possible

B.)  assist the fuel unit in priming when lines are dry

C.)  quiet the fuel unit during the dry run

D.)  all of the above

30.  The use of Teflon Tape or compression fittings are permitted only...

A.)  when nothing else works

B.)  when it is late at night

C.)  when it is very difficult to flair line

D.)  never permitted

31.  When checking pressure on a standard fuel pump, the reading should be taken at the gauge port?

A.)  True

B.)  False

32.  What is the average cut-off pressure for all model A & B series fuel units set at 100 psi?

A.)  60 psi or lower

B.)  70 psi or lower

C.)  80 psi or higher

D.)  100 psi

33.  The solenoid valve is wired...

A.)  in series with cad cell relay

B.)  in parallel with the cad cell relay

C.)  in series with the burner motor

D.)  in parallel with the burner motor

34.  The by-pass plug is installed on a 1 pipe installation, never on a 2 pipe installation.

A.)  True

B.)  False

35.  In the oil tank, the return line should terminate approximately 3" - 4" above the supply line.  Why?

A.)  if necessary to reverse oil lines, the return line will be in oil

B.)  to prevent air that is being discharged by the fuel unit from being drawn into the suction line

C.)  it makes no difference

D.)  saves on copper oil line

36.  On the model H series fuel unit, the piston must be mounted horizontally.

A.)  True

B.)  False

37.  All fuel units in a boost pump application should be piped as a 2 pipe installation.

A.)  True

B.)  False

38.  When selecting a boost pump size, what must be taken into consideration?

A.)  cost

B.)  calculate total fuel demand, size pump at 50% load

C.)  calculate total fuel demand, size pump at 100% load

D.)  calculate total fuel demand, size pump at 120 - 150% load

39.  The amount of fuel moved by a model A-7000 fuel unit in a 2 pipe application is at least...

A.)  7 GPH

B.)  16 GPH

C.)  40 GPH

D.)  60 GPH

40.  On either a gravity feed or a 2 pipe application, the distance from the top of the tank to the center line of the fuel unit, per NFPA limit, must not exceed...

A.)  3'

B.)  8'

C.)  27'

D.)  39'

41.  On a single stage fuel unit piped single pipe, the vertical distance from the bottom of the tank to the center line of the pump should not exceed...

A.)  3'

B.)  6'

C.)  8'

D.)  15'

42.  On a routine service call, the use of pressure and vacuum gauges are...

A.)  not needed

B.)  used only if a problem is present

C.)  used if time permits

D.)  used always

 

43.  The major area(s) to test on a fuel unit is (are) ....

A.)  vacuum

B.)  pressure

C.)  pump cut-off

D.)  all of the above

44.  When testing a fuel unit for vacuum, 10" - 15" Hg must be developed and held for...

A.)  15 seconds

B.)  1 minute

C.)  5 minutes

D.)  15 minutes

45.  When testing a fuel unit cut-off, the gauge should...

A.)  drop to 0 psi

B.)  drop 20% or less from set pressure and hold steady

C.)  drop 20% of set pressure and continue to fall slightly

D.)  stop at set pressure and hold

46.  Clogged filters or strainers may cause premature fuel unit failure because the pump vacuum may be increased beyond the units capability.

A.)  True

B.)  False

47.  Strainers on fuel unit model A & B or J & H are always interchangeable.

A.)  True

B.)  False

48.  If the fuel unit is thoroughly checked during routine maintenance, a costly service call at 2 am may be avoided.

A.)  True

B.)  False

¹ John Griffin is a service manager for General Utilities Inc. of Plainview N.Y.

 

 
 
 
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Last modified: January 2017