AR47.20-W-1070C | Remove/install main fuel filter | 16.12.09 |
ENGINE 904.904 in MODEL 670
ENGINE 904.908 ## as of 033992 in MODEL 668, 670
ENGINE 904.914 /923 /936 in MODEL 668, 670
ENGINE 904.9## ## as of 033992 in MODEL 673, 674, 676
ENGINE 904.9 in MODEL 374, 375, 958, 970, 972, 975, 976
ENGINE 906.9 in MODEL 374, 958, 970, 972, 974, 975, 976
ENGINE 906.9 in MODEL 374, 375, 950, 952, 953, 954, 958
W47.20-0003-06
Shown on engine 904.9
1 Fuel filter cap
2 O-ring
3 Fuel filter element
4 Dirt collecting tank
5 Fuel filter housing
6 Gasket
7 Fuel pipe
8 Banjo bolt
9 Bolt
10 Fuel feed line
11 Fuel return pipe
12 Fuel pipe
13 Bolt
14 Fuel line (only with code (M89) Flame starting system (FLA))
15 Banjo bolt (only with code (M89) Flame starting system (FLA))
Modification notes
| Remove/install | ||
Danger! | Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel | No fire, sparks, open flames or smoking. Wear protective clothing when handling fuel. | |
Danger! | Risk of injury caused by body parts being pinched or crushed as cab is tilted | Ensure that no one is within tilting range of cab as it is being tilted. Always tilt cab all the way to end position and secure with safety strut. | |
1.1 | Tilt cab | Model 374, 375, 673, 674, 676, 950, 952, 953, 954, 958, 970, 972, 974, 975, 976 | |
Installation: Tilt the cab back only after the leak test has been conducted | |||
| Notes on tilting the cab | ||
1.2 | Remove service cover | Model 668, 670 | |
2 | Remove soundproofing on left at frame | Only for model 374, 375, 673, 674, 676, 950, 952, 953, 954, 958, 970, 972, 974, 975, 976. | |
3 | Open lid on fuel tank | ||
4 | Remove fuel filter cap (1) along with the fuel filter element (3) | When the fuel tank and fuel filter cap (1) is opened, the fuel flows from fuel filter housing (5) back into the fuel tank through fuel return line (11). | |
Installation: Fill fuel filter housing (5) with fuel. Check the fuel filter element (3) for damage and soiling, and replace if necessary. | |||
| |||
5 | Take out dirt collecting tank (4) from the fuel filter housing (5) | Dispose of fuel and of deposits of impurities collected in the dirt collecting tank (4). | |
6 | Detach fuel feed line (10) and the fuel return line (11) at the fuel filter housing (5) | Mark fuel feed line (10) and fuel return line (11) and catch escaping fuel. | |
7 | Detach fuel lines (7, 12) at the fuel filter housing (5) | Collect escaping fuel. | |
| |||
8 | Detach fuel line (14) at the fuel filter housing (5) | Only for code (M89) Flame starting system (FLA). Collect escaping fuel. | |
9 | Detach fuel filter housing (5) at the crankcase | Collect escaping fuel. | |
| |||
10 | Install in the reverse order | ||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. | |
11 | Start engine and allow to run for about 10 s in neutral then run the engine at varying speeds | Crank engine with the starter for not more than 90 seconds. The fuel system is ventilated automatically. If the engine stops or does not start, repeat starting procedure after a break of 2 minutes. | |
12 | Switch off engine and check the main fuel filter area for leaktightness | Visual inspection. |
Fuel filter
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