AR83.70-S-5980A | Removing and installing the heater temperature controlled cut-out | 7.9.10 |
MODEL 638.0 /1 /2 up to 15.11.97 with CODE (H12) Warm water auxiliary heater
D5W or B5W
S83.70-2005-06
1 Coolant hoses
2 Connector box
3 Clamp
B95 Temperature controlled cut-out
B95.1 Two-pin plug-in connection
| Removal, installation | ||
1 | Disconnect the ground cable from the battery | Installation: Code the radio Refer to Owner's Manual | |
Danger! | Risk of explosion due to fuel vapors igniting, risk of poisoning due to combustion gases and risk of injury from burns during and after heater operation. | Do not put stationary heater or engine with heater booster into operation in confined spaces or while refuelling. Allow heater unit to cool down after operation and wear safety gloves. | |
Danger! | Danger of severe burns to skin and eyes from hot coolant spewing out. Coolant is toxic when swallowed | Open cooling system only when coolant temperature is below 90 °C. Open cover slowly and reduce pressure. Do not fill beverage containers with coolant. Wear protective gloves, protective clothing and protective goggles. | |
2 | Eliminate the pressure from the coolant circuit | ||
3 | Lower the heater with support | ||
| |||
4 | Disconnect the coolant hoses (1) with clamp (3) | | |
5 | Remove the connector box lid (2) | Installation: Make sure the joints are correctly seated | |
6 | Disconnect the plug-in connection (B95.1) | ||
7 | Unscrew the temperature controlled cut-out (B95) | Collect any coolant in a suitable container | |
Installation: grease the joint of the temperature controlled cut-out | |||
| |||
8 | Reinstall in opposite order | ||
Danger! | Accident hazard resulting from vehicle starting to move by itself with engine running. Danger of injury resulting from pinching and burning when reaching in during the starting operation or with the engine running. | Secure vehicle against starting to move unintentionally. Do not touch hot or rotating parts. | |
9 | Start up the engine; purge the air from the cooling and heating system. | Heat the engine with variable revolutions for approximately 1 minute. Continuously fill with coolant until it reaches the upper mark on the coolant filler neck. | |
Gefahr! | Risk of explosion due to fuel vapors igniting, risk of poisoning due to inhaling combustion gases and risk of injury from burns during and after heater operation. | Do not put stationary heater, auxiliary heater or engine with heater booster into operation in confined spaces or while refuelling. Allow heater unit to cool down after operation and wear safety gloves. | |
10 | Stop the engine | ||
11 | Carry out an operation test |
Independent heater
Number | Designation | Model | ||
BA83.70-N-1002-01A | Temperature controlled cut-out in heat exchanger box | Nm | 3 | |
BA83.70-N-1005-01A | Support on floor set | Nm | 8 | |
000 589 54 37 00
Clamp
Repair materials
Number | Designation | Order number |
BR00.45-Z-1015-06A | Vaseline | Karl Käppler GmbH & Co. KG Liebknechtstr. 48 |
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