Without Air Conditioning

Heating System Coolant Hoses:

1 - Rear heater core
2 - Coolant return hose
(from rear heater core to coolant pipe)
3 - Coolant supply hose
(from coolant pipe to rear heater core)
4 - Coolant pipe
5 - Coolant return hose
(from coolant pipe to rear heater control valve)
6 - Coolant supply hose
(from T-piece to coolant pipe)
7 - Coolant supply hose
(from engine to T-piece)
8 - Engine
9 - Coolant return hose
(from control valve to engine)
10 - Control valve
11 - Coolant supply hose
(from T-fitting to front heater core)
12 - Bleeder screw
13 - Coolant return hose
(from front heater core to control valve)
14 - Front heater core
15 - T-piece