 printable version
Removing and installing thermostat
Details of installation of the operating element of the thermostat 111 series engine
| - Details of installation of the operating element of the thermostat series engine 111 shown in the illustration, which includes all the links in the text.
- Drain the cooling system (see chap. Power supply system and exhaust).
- Remove the top front cover.
- Disconnect hoses cooling path (2 and 4).
- Remove the mounting bolts (1) and remove the cover (27) with built-in thermostat in her working element (27a) from the thermostat housing (30).
 | To avoid irreversible damage to the operating element should not be removed from the cover! If necessary, the replacement element is made with the cover assembly. |
- Installation is in the reverse order.
- Finally, check the cooling system for signs of leaks.
|
|
Thermostat assembly with the housing Details of the installation of the engine assembly of the thermostat series 111
| - Details of the installation of the engine assembly of the thermostat series 111 shown in the illustration, which includes all the links in the text.
- Remove the cooling fan assembly with the viscous coupling (1).
- Drain the cooling system (see chap. Power supply system and exhaust).
- Remove the cover of the power unit (16).
- Disconnect hoses cooling path (2, 3 and 4).
- Disconnect the electrical wiring and the vacuum lines from a thermostat built in the casing (30) temperature sensor.
- Remove the eye (6).
- Remove the mounting bolts (7, 8 and 9) and remove the cover of the thermostat (30), complete with a lid (27).
- Carefully smooth the sealing surface, prepare the replacement O-ring (31).
- If the housing of the thermostat needs to be replaced, remove it with a temperature sensor.
- Installation is in the reverse order.
- Finally, check the cooling system for signs of leaks.
|
|
M112 / 113 Details setting of the thermostat assembly engine series 112 and 113
| - Details of the thermostat series of engines 112 and 113 are shown in the illustration, which includes all the links in the text.
- Drain the cooling system (see chap. Power supply system and exhaust).
- Remove the trim panel of the power unit / air cleaner assembly.
- Disconnect the hose of the cooling path (5).
- Remove the mounting bolts (3) and remove the cover of the thermostat (1) complete with a work item.
| To avoid irreversible damage to the operating element should not be removed from the cover! If necessary, the replacement element is made with the cover assembly. |
- Installation is in the reverse order.
- Finally, check the cooling system for signs of leaks.
|
|
Diesel models M612 Details of the thermostat 612 series engine Details of installation of the coolant temperature sensor on the engine series 612
| - Details setting of the thermostat and the coolant temperature sensor Engine Series 612 are shown in the illustrations, which include all the links in the text.
- Drain the cooling system (see chap. Power supply system and exhaust).
- Remove the trim panel of the cylinder head cover.
- Disconnect the electrical wiring from the coolant temperature sensor (B11 / 4).
- If necessary, remove the retainer (3) and remove the sensor (1) - Prepare a new O-ring (4).
- Remove the support bracket of the fuel line (20). Disconnect from a casing of the thermostat (9) of the cooling line (17) and ventilation (18) paths.
- Remove the cover of the thermostat (9) - note the installation position of the connection fitting (14), prepare the new gasket.
- Installation is in the reverse order.
- Finally, check the cooling system for signs of leaks.
|
|
M628 Details of the thermostat 628 series engine
| - Details of the thermostat series engine 628 shown in the illustration, which includes all the links in the text.
- Remove the bypass tract charge air hose.
- Disconnect from the thermostat housing (3) Hose cooling tract (2).
- Remove the cover of the thermostat (3) complete with operating element, - Prepare the replacement O-ring (3a).
- Installation is in the reverse order.
- Finally, check the cooling system for signs of leaks.
|
|
|
