Perform the start up procedures (paragraph 2-9) to ensure that the equipment is
in good working condition.
Perform the following procedures for normal
Turn off water heater outlet valve (l).
Turn on fuel valve (2).
Turn on load limit switch (3).
Turn on water pump (4), and open valve.
Wait until water temperature gage (5) shows 160°F (71°C) and turn on
water heater outlet valve (1).
Turn on shower nozzle (6).
Observe mixing valve outlet temperature gage (7). If water
temperature is incorrect, adjust water temperature control (8) to desired water