Oasis Concepts Diesel and AC Heating System for Recreational Vehicles and Yachts - Manual (Page 67)

Section 9, Installing the Distribution Module
supply. The module contains a red and black wire to connect
this pump. The pre-heat switch on the remote control panel
will activate this pump. See Figure 9-5: Engine heat/pre-heat
system plumbing.
Figure 9-5 Engine Heat / Pre-heat System Plumbing.
• The pre-heat pump wires are capped off to prevent
accidental shorting. The pre-heat switch on the remote will
turn on power to the wires.
• The Distribution module contains two connections on the
side panel to connect to the Oasis™ Heating Module. The
“Inlet from Heater” is connected to the hot coolant supply
outlet on the Oasis™ Heating Module. The “Outlet to Heater”
is connected to the cold coolant return inlet on the Oasis™
Heating Module. It is recommended to use minimal ¾” ID
hose for this connection. See Figure 9-6: Connecting to the
OASIS heating module.
International Thermal Research 9-5