Look at output hose from raw water pump No. 1. Hose goes into input connection of raw water pump
No. 2. Hose should expand and straighten out.
Start RAW WATER PUMP NO. 2.
Set switch upward to START.
Hold switch until blue lamp No. 2 comes on.
Switch will return to RUN
Look at output hose from raw water pump No. 2. Hose goes into lower right connection of ROWPU
control panel. Hose should expand and straighten out.
Check RAW WATER FLOW gage for 27-33 gpm.
Figure 2-53. Output Hose - Raw Water Pump No. 2
Pump valves should not be in OFF position at any time during chemical
feed pump operation.
If blue lamp, R.O. PUMP LOW PRESSURE, on control box assembly,
stays on, then priming did not work. Set both RAW WATER PUMP
switches to STOP. Prime raw water pump No. 1 again (as described
above), then restart both pumps. Repeat priming if necessary until water
starts flowing into the ROWPU.
On the control box assembly is a lamp labeled CHEMICAL FEED PUMP. Below the lamp is a switch. Hold
switch at START until blue lamp above it goes on. Release switch. Switch returns to RUN.