OBT-3 MOHAWK EXAM QUESTIONS
2025\26 |GUARANTEED ACCURATE
ANSWERS |LATEST!!
Definition 1 of 120
prior to being concealed
Give this one a try later!
, Underground fuel oil piping must be An acceptable smoke test reading for new
tested_________________________. modern oil burning appliances is:
Current is the measurement of the rate of True or False? It is necessary to bleed
___________________________________________. each branch supply line in an oil piping
system.
Don't know?
Definition
2 of 120
Advise the appliance user of the steps required to have the equipment for the
original form of energy removed.
Give this one a try later!
An OBT 1 certificate holder is permitted to
work on An OBT 3 certificate holder is permitted to
____________________________________________________________ work on_____________________________.
_________.
, Advise what the installer must do
when the installation of an Advise what the over-fire draft should be
appliance involves a conversion set at when adjusting for a slightly higher
from one fuel to another. e.g. CO2 percentage reading.
propane gas to oil.
Don't know?
Term
3 of 120
A __________________________________________ furnace has the supply air plenum at the
bottom of the furnace with the return air at the top. The fan compartment is
above the combustion chamber.
Give this one a try later!
Upflow Counterflow
Side Draft Horizontal Flow
, Don't know?
Term 4 of 120
True or False? Vent pipes from oil storage tanks must never be cross-
connected with return lines from the burner.
Give this one a try later!
Dip Tube True
FALSE Pump
Don't know?
Term 5 of 120
2025\26 |GUARANTEED ACCURATE
ANSWERS |LATEST!!
Definition 1 of 120
prior to being concealed
Give this one a try later!
, Underground fuel oil piping must be An acceptable smoke test reading for new
tested_________________________. modern oil burning appliances is:
Current is the measurement of the rate of True or False? It is necessary to bleed
___________________________________________. each branch supply line in an oil piping
system.
Don't know?
Definition
2 of 120
Advise the appliance user of the steps required to have the equipment for the
original form of energy removed.
Give this one a try later!
An OBT 1 certificate holder is permitted to
work on An OBT 3 certificate holder is permitted to
____________________________________________________________ work on_____________________________.
_________.
, Advise what the installer must do
when the installation of an Advise what the over-fire draft should be
appliance involves a conversion set at when adjusting for a slightly higher
from one fuel to another. e.g. CO2 percentage reading.
propane gas to oil.
Don't know?
Term
3 of 120
A __________________________________________ furnace has the supply air plenum at the
bottom of the furnace with the return air at the top. The fan compartment is
above the combustion chamber.
Give this one a try later!
Upflow Counterflow
Side Draft Horizontal Flow
, Don't know?
Term 4 of 120
True or False? Vent pipes from oil storage tanks must never be cross-
connected with return lines from the burner.
Give this one a try later!
Dip Tube True
FALSE Pump
Don't know?
Term 5 of 120
