Table 3-3. Preventive Maintenance Checks and Services for ROWPU System (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
5) Install hex nuts on tie rods and torque
evenly to 10 lb/ft.
6) Connect camlock coupling.
7) Close valve RO8.
8) Return R04 to service position.
Check cartridge filter element for cracks,
Cracks or leaks in
leaks, and other damage. If necessary repair
cartridge filter element.
or replace as follows:
To replace cartridge filter on filter element
you will need:
12 new filter elements (P/N 52088)
1 set of socket wrenches and a torque
12 upper seals (spare) (Hydraunatics
12 lower seals (spare) (Hydrautics
3 0-rings (spare)
1 Stiff bristle brush and clean, lint-free
a. Invert cartridge cage assembly and stand
on three U-Bolts.
b. Remove three 5/16 hex nuts, six washers
, and three springs. Lift and lower spider
from tie rods.
Do not remove upper and lower seals. If
seals come loose, be sure to install upper
seals on upper spider and lower seals on
lower spider. Failure to install seals cor-
rectly may result in water leakage.