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OPERATION (Cont’d)
12
OPERATION
RINSE
1) WASH WATER TANK
2) STAND PIPE
3) WASH RETURN SCREEN
4) DRAIN PAN
5) DRAIN SCREEN
6) WASH PUMP
8) CHEMICAL INJECTOR
9) INJECTION FITTING
10) WATER INLET VALVES
11) MIXING VALVE
12) VACUUM BREAKER
FLOW
HOT
WATER IN
COLD
WATER IN
WASH
TO DRAIN
12
10
10
11
8
9
7
3
1
2
4
5
6
RINSE SAN DET
7) MAIN TANK STANDPIPE
Figure 4 — Plumbing Diagram