Dometic MCS15 - Manual (Page 23)

EN
23
MCS5, MCS15 Installation
 The seawater pump must be mounted so that it is always at least
300 mm below the water line.
 The seawater pump may be mounted horizontally or vertically,
however the discharge must always be above the inlet (fig. 5,
page 5).
– A: Correct
Steady upward flow from inlet to unit (8), then downward to
outlet (9), hoses double clamped (10).
Thru-hull inlet (1), ball valve (2), hose and strainer (3) should be
sized no smaller than pump inlet.
– B: Incorrect
Hoses must not have kinks, loops or high spots where air can be
trapped.
– C: Incorrect
Pump (4) and strainer (3) must be below water line (7).
– D: Incorrect
Strainer (3) must be below pump (4) and below waterline (7).
 Ensure the water is flowing freely from overboard discharge while the
pump is running.
 The speed scoop intake must face forward and not be shared with any
other pump.
 The speed scoop and the shut off valve must be tight and properly
sealed.
 A seawater strainer (3) is mandatory between the shut off valve
(seacock) (1) and the pump (4) to protect the pump from any foreign
matter.
 Ensure access to the filter of the strainer (3).
Item Description
1 Scoop type thru-hull inlet
2 Ball valve
3 Strainer
4 Seawater pump
5 Air conditioner condensing coil
6 Seawater outlet
7 Water line
8 Inlet flow
9 Outlet flow
10 Hose clamps, installed in pairs with adjustment ends on opposite
sides