R.O. PRESSURE TUBES MAINTENANCE (MODEL WPES-1) - continued.
There are four R O pressure tubes All are installed the same. One is shown, the others are similar.
The R O. pressure tube is heavy To prevent injury to personnel and damage to equipment, use two
personnel to install R O. pressure tube.
a. Position two supports (26) on frame (25).
b. Position R.O. pressure tube (6) on frame (25).
Position R O pressure tube (6) in line with pipe section (3) before tightening nuts (21 and 24) on
c. Position two brackets (18), nut (28), and flat washers (27), one at each end of R.O. pressure tube (6), and install
two flat washers (22), lockwashers (29), and nuts (24). Do not tighten nuts (24).
d. Install two screws (19), lockwashers (20), and nuts (21) on brackets (18).
e. At rear of R O. pressure tube (6), aline pressure tube with pipe section (3).
f. Install gasket (16), clamp halves (15), and two bolts (14) and nuts (17).
g. At front of R.O. pressure tube (6), position pipe section (12) and install gasket (2), clamp halves (1), and two
bolts (13) and nuts (11).
h. Position other end of pipe section (12) and install gasket (8), clamp halves (4), two bolts (10), and two nuts (7).
i. At both ends of R.O. pressure tube (6), connect flexible tubing (9) and tighten hose clamp (5).
j. Tighten nuts (24).
k. Operate ROWPU and test for leaks (TM 104610-240-10).