SeaLand DTD02A Auto Discharge Pump Control - Manual (Page 11)

11
Dometic Tank Discharge Control Operation
7 Operation
Caution!
Operator must know local regulations for emptying a holding tank .
7.1 DTD01A discharge control with DTM04 tank monitor system (fig . 4 , page 3)
1 . When boat is in unrestricted waters and automatic pump-out is desired, open seacock, insert
key into switch and turn to “automatic power” position (A).
2. As holding tank content level increases and raises the “mid” level float, the discharge pump
starts (B). A green “tank discharge” light indicates when the discharge pump is operating.
3. When tank content level falls below the “low/empty” probe, the pump automatically stops
operating (C) .
4. If pump-out is desired but the “mid” level float has not activated the discharge pump, turn the
key to the “manual start” position (B 1). Hold the key until tank discharge is complete, then let
key rebound to “off” position.
Caution!
Do not allow discharge pump to operate for an extended period of time when there is no
discharge from holding tank. Damage to pump may result.
7.2 DTD02A discharge control panel with DTM04 tank monitor system
(fig . 5 , page 3)
1 . When boat is in unrestricted waters and automatic pump-out is desired, open seacock, insert
key into switch and turn to “automatic power” position (A).
2. If seacock is closed, the interlock switch sends a signal to the panel, the yellow “caution”
indicator turns on, and the discharge pump will not start . To start discharge pump with key in
“automatic power” position, open the seacock, and pump will start (B). A green “tank discharge”
light indicates when the discharge pump is operating .
3. When tank content level falls below the “low/empty” probe, the pump automatically stops oper-
ating (C) .
4. If pump-out is desired but the “mid” level float has not activated the discharge pump, turn the
key to the “manual start” position (B 1). Hold the key until tank discharge is complete, then let
key rebound to “off” position.