GMC 1976 ZEO 6083 Maintenance Manual page 817

The optional water purifier consists of (A) three
cartridges mounted under the galley sink inside the
cabinet and (B) a faucet mounted to the counter top
at the rear left corner of the galley sink .
CARTRIDGES (FIGURE 49)
The purification cartridges obtain water from the
plumbing line under the galley sink and can be
turned on or off by a valve at the connection . They
are held in place by a strap.
FAUCET (FIGURE 50)
The faucet is mounted through a hole in the
counter top. Water is supplied by a plastic water line
from the purification cartridges .
CARTRIDGE REPLACEMENT
If at any time the water flow becomes restricted,
replace the top cartridge (figure 49).
1 . Shut water off at valve, and at faucet .
2. Remove mounting strap.
3. Disconnect fittings at both ends of top car-
tridge . Place cartridge in pail or other water tight
Figure 49-Water Purifier Cartridges
WATER PURIFIER
LIVING AREA WATER SYSTEM 24J- 27
container to prevent spillage. Keep a towel handy to
clean up spillage inside cabinet .
4. Install new cartridge in same position as dis-
carded cartridge with arrow on label pointing to out-
let end of unit. Then secure in place with strap
assembly . Open water supply valve and turn on wa-
ter pump . Check for operation and leaks.
NOTE :
You may notice a slight gray color in the
water the first few minutes. This is normal and
is designed to disappear.
FAUCET REPLACEMENT (FIGURE
51)
REMOVAL
1 . Turn off water pump and open faucet to relieve
line pressure .
2 . Turn off water purifier valve.
3 . Disconnect water line from bottom of faucet .
4. Remove nut, lockwasher, flat washer, and fiber
washer from bottom of faucet .
5 . Remove faucet .
INSTALLATION
1 . Place faucet in mounting hole through sink
counter top.
Figure 50-Galley Sink with Water Purifier