64 12 160 Removing and installing or replacing complete independent heater with bracket

WARNING: Risk of scalding!
Only perform the following repair work on an engine that has cooled down.

NOTE: Clamp off COOLANT HOSES on independent heater.

Recycling:

Fuel escapes when fuel line is detached. Have a suitable collecting vessel ready.

Catch and dispose of escaping fuel.

Observe country-specific waste disposal regulations.

Necessary preliminary tasks:

Release screws (1).

Remove lower left cover (2).

Fig 1: Identifying Lower Left Cover And Screws

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Release spring clamps (1) and detach coolant hoses.

Installation note:

Top up coolant and vent cooling system. Refer to relevant procedures for applicable engine in COOLANT, CHECKING COOLING SYSTEM .

Unlock and detach fuel line (2).

Fig 2: Identifying Fuel Line And Spring Clamps

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Unlock plug connections (1) and disconnect.

Unfasten screws (2).

Lower independent heater (3).

Installation note:

Make independent heater (3) is correctly seated.

Fig 3: Identifying Plug Connections, Independent Heater And Screws

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Release spring strap (1) and detach coolant hose (3).

Remove independent heater (3).

Fig 4: Identifying Independent Heater, Spring Strap And Coolant Hose

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Replacement:

Until 09/2012, replace for diesel engines duplicate type label (1).

Fig 5: Identifying Diesel Engines Label

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