1 | Electrical connectors |
A13 | Auxiliary heater (ZHE) control unit |
W83.70-1513-01
2 | Mounting bar |
3 | Heat exchanger |
A904 B1 | Combination sensor (flame monitor/overheating protection) |
W83.70-1514-11
4 | Special tool |
A904 B1 | Combination sensor (flame monitor/overheating protection) |
W83.70-1515-01
3 | Heat exchanger |
4 | Special tool |
A904 B1 | Combination sensor (flame monitor/overheating protection) |
W83.70-1516-11
2 | Mounting bar |
4 | Special tool |
5 | Electrical lines |
W83.70-1517-11
Danger ! | Risk of explosion caused by fuel vapors igniting, risk of poisoning caused by inhaling combustible gases and risk of injury caused by burns during and after operation of heater unit | Do not operate stationary heater, auxiliary heater or engine with heater booster in closed rooms or when refueling. Allow heater unit to cool down after operation and wear protective gloves. | |
Danger ! | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
| Remove | ||
1 | Disconnect electrical connector for warm air auxiliary heater unit | Do not interrupt the power supply in heating mode or during the run-on phase. | |
2 | Remove cylinder shell upwards | ||
3 | Remove auxiliary heater (ZHE) control unit (A13) and disconnect electrical connectors (1) | ||
4 | Release mounting bar (2) and pull combination sensor (flame monitor/overheating protection) (A904 B1) out of heat exchanger (3) | ||
| Install | ||
5 | Plug special tool (4) onto combination sensor (flame monitor/overheating protection) (A904 B1) | The special tool (4) is included in the package contents for the new combination sensor (flame monitor/overheating protection) (A904 B1). | |
6 | Position combination sensor (flame monitor/overheating protection) (A904 B1) onto heat exchanger (3) using special tool (4) and press all the way in | ||
7 | Route electrical lines (5) of combination sensor (flame monitor/overheating protection) (A904 B1) along the mounting bar (2) to the auxiliary heater (ZHE) control unit (A13) | ||
8 | Lock mounting bar (2) and unplug special tool (4) | ||
9 | Connect electrical connector (1) to auxiliary heater (ZHE) control unit (A13) | ||
10 | Mount auxiliary heater (ZHE) control unit (A13) | ||
11 | Install cylinder shell at top | ||
12 | Connect electrical connector for warm air auxiliary heater unit | ||
13 | Check warm air auxiliary heater unit for proper operation | See operator's manual for warm air auxiliary heater unit. |
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