Control Valve - Master MCA Alliance Series Installation And Operating Instructions Manual

Combination Unit Tank Loading: The 20/30 units have a vortech
distributor and do not require gravel. The C-800 softening resin is
already loaded in the bottom tank for all systems.
1. Remove yellow caplug from top of tank. DO NOT CUT white riser tube.
2. Center the distributor and make sure it is resting on the bottom of the
tank. The top of the distributor pipe will be 5/8" above the top of the
tank.
3. Cover the top opening of the distributor pipe before filling the tank with
media.
4. Pour the media provided with the unit into the top of the tank. See page
one for your specific model number unit to determine the amount of
media to load into the mineral tank.
5. Remove the material used to cover the top opening of the distributor
pipe.

Control Valve:

1. When facing the front of the MCA timer, the inlet connection is located
on the right and the outlet connection is on the left. The control valve's
inlet and outlet connections are either 1" copper or PVC equipped with
gasket and nut.
Control Valve
2. Turn the control valve upside down and ensure that the control valve
distributor o'ring is in place. Use silicone lubricant on the o'ring.
**DO NOT USE PETROLEUM!**
**USE ONLY SILICONE**
3. Place the control valve onto the distributor pipe and into the tank
opening.
Front View
2
Top View