P20.00-0365-76
Diagram of coolant circuit engine 113
All except engine 113.944
1 2-stage cap
2 Coolant expansion reservoir with silicagel tank
3 Radiator
4 Coolant thermostat (position engine at normal operating temperature)
5 Coolant pump
6 Oil-water heat exchanger to oil filter
7 Vent line to coolant expansion reservoir
8 Heating system heat exchanger
A31 Heating system delivery unit
A31y2 Left duovalve
A31y2 Right duovalve
A Coolant return flow
B Coolant feed
C Bypass mode temperature
< 87° C
D Bypass mode temperature <87° C coolant flows only through engine. Flow possible through heating system heat exchanger.
E Mixed mode temperature >87° C and <102° C thermostat opens. Start of flow through radiator
F Cooling mode temperature > 102° C thermostat opened, full flow through radiator
M Engine
S Windshield washer fluid reservoir, coolant heated
P20.00-2028-76
Coolant circuit diagram model 202.033/093 with engine 113.944
1 2-stage cap
2 Coolant expansion reservoir with silicagel tank
3 Radiator
4 Coolant thermostat (position engine at normal operating temperature)
5 Coolant pump
6 Oil-water heat exchanger to oil filter
7 Vent line to coolant expansion reservoir
8 Heating system heat exchanger
9 Oil-water heat exchanger for automatic transmission
10 Automatic transmission ATF lines
A31 Heating system delivery unit
A31y2 Left duovalve
A31y2 Right duovalve
A Coolant return flow
B Coolant feed
C Bypass mode temperature < 87° C
D Bypass mode temperature <87° C coolant flows only through engine. Flow possible through heating system heat exchanger.
E Mixed mode temperature >87° C and <102° C thermostat opens. Start of flow through radiator
F Cooling mode temperature > 102° C thermostat opened, full flow through radiator
M Engine
S Windshield washer fluid reservoir, coolant heated