TM 10-4610-239-10
TM 08580B-10/1
Table 2-4. Gage Readings, Normal and Trouble-point
Gage/Indicator
Normal Reading
Trouble point reading
CARTRIDGE FILTER
1 to 20 psid
Over 20 psid
MULTIMEDIA FILTER
0 to 10 psid
Either over 10 psid or not within 5 psid
of log reading at startup
RAW WATER FLOW
27 to 33 gpm
Drop to 25 gpm or less
BRINE FLOW
16 to 24 gpm
Below 15 gpm
PRODUCT WATER FLOW:
SALT WATER
6 to 12 gpm
Above 12 gpm
FRESH WATER
Up to 16 gpm
Above 16 gpm
BRACKISH WATER
Up to 16 gpm
Above 16 gpm
R.O. PRESSURE PSI:
SALT WATER
Not to exceed 960 psig
Above 960 psig
FRESH WATER
Not to exceed 500 psig
Above 500 psig
R.O. VESSELS
50 to 100 psid
Above 100 psid
TDS OF PRODUCT WATER
Below 1500 ppm
Above 1500 ppm
Figure 2-69. BrIne Water Shutoff Valve
NOTE
The R.O. VESSELS gage is a good indicator of the condition of the R.O.
elements. Gage should read about 85 psid while R.O. elements are in
good condition.
2-73
