A. If the heater valve is opened too much it would be liable to burst
the heater hose as well as to heat the oil to a too high temperature and
place an unnecessary strain on all the heater connections, causing them
to leak.
6. Q. What should be done on approaching stations where additional
supply of fuel oil is to be taken?
A. Shut off the fire, close safety and main oil valves, remove any lamps
that are so close as to be unsafe when manhole cover is open.
7. Q. What care must be exercised in the use of lamps, torches or
lanterns about oil tanks whether hot or cold?
A. Never permit oil lamps or oil torches to be carried within ten feet
of the tank opening. Only incandescent lamps or pocket flash lights
should be used around oil tank manhole when taking oil.
8. Q. How can oil in the tank be measured without taking a light to the
manhole?
A. By inserting a measuring stick into oil in tank and taking stick to
the light for reading.
9. Q. What precautions must be taken before entering tanks that have
been used for oil to clean or make repairs?
A. Oil tanks, before being entered by workmen, should be thoroughly
steamed and cooled before being entered. For safety they should be
steamed from six to eight hours.