2 . - 7 . 1.
PRELIMINARY SERVICING AND ADJUSTMENTS OF EQUIPMENT
When water pump is rotating properly, perform start-up procedures in
paragraph 2-9, and operate water pump until the water heater (1) is full of
When the water heater is full, note direction of arrow (2) on the
water heater blower and fuel pump motor.
Quickly turn load limit switch (3) on water heater control box
assembly on and off, and immediately check rotation of fins on blower and fuel
pump motor (4).
If blower and fuel pump motor is not rotating in the same direction as
the arrow, contact organizational maintenance to reverse any two of the power
input leads from the control box plug (5) to the load limit switch (paragraph
Proceed to paragraph 2-10, Operating Procedures, only when the water
pump and blower, and fuel pump motors have demonstrated proper rotation.