OPERATING PROCEDURES -continued.
Close and latch UTILITIES box access door.
(2) Operate the Water System Using Water Supply Tank As Source.
Keep water tank level at least 1/4 full to ensure fail-free operation of
Pump water pressure switch is set to turn the water pump on when
pressure drops to 10 psi and to turn the pump off when pressure
reaches 20 psi.
(a) In mechanical room, position the water system valves as follows:
Filter input valves (2)
Pump suction or tank
OPEN to Tank Fill
fill directional flow valve
(Closed to Pump
Tank fill or water system
OPEN to Water System
directional flow valve
Water tank drain valve
Water system drain
valve and petcocks (3)
Pump suction valve from tank
Main water valve from pump
(b) Place the pump switch at the pump controller to ON. Pump should run until pressure reaches cutoff
(c) Open the sink faucet to purge air from the system. Pump will start when water pressure drops to the
(d) When a solid stream of water is flowing from the faucet, close faucet and check system for leaks.
(3) Operate the Water System Using an Outside Pressurized Source.
(a) Unlatch and open UTILITIES box access door.
(b) Connect garden hose adapter to water system connector.
(c) Attach 50-foot (15.25 m) garden hose to adapter.
(d) Position water inlet/outlet selection valve to the IN position.