Hose/Line HVAC

Coolant Hoses, Connections







1 - Rear heater (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 control valve
6 - Coolant supply hose
- From T-adaptor to coolant pipe
7 - Coolant supply hose
- From engine to T-adaptor
8 - Engine
9 - Coolant return hose
- From control valve to engine
10 - Control valve (vehicles without A/C), coolant cutoff valve (vehicles with A/C)
11 - Coolant supply hose
- From T-adaptor to front heater core
12 - Air bleeder screw
13 - Coolant return hose
- From front heater core to control valve
14 - Front heater core
15 - T-adaptor