AR83.70-D-1178A | Checking delivery quantity of fuel metering pump | 4.11.96 |
MODEL 902.32# /42#, 903.32# /42#, 904.32# /42# ## up to 753730 up to 31.10.97 with CODE (H11) Hot air auxiliary heater
Heater designation D1L-C
MODEL 903.02# ## up to 753730 up to 31.10.97 with CODE (H11) Hot air auxiliary heater
Heater designation B1L-C
D83.70-0019-06
1 Cover
2 Gasket
3 Glow plug cable
4 Control module
5 Measuring point (-) terminal 4 on control module
6 Measuring point (+) terminal 3 on control module
7 Graduate (15 ml)
8 Voltmeter
9 Fuel line
10 Heater
| Removal | ||
Danger! | Fuel vapors present an explosion hazard. Combustion gases are toxic when inhaled. Heater can cause severe burns during and after operation | Do not start up or operate stationary heaters or engines with heater boosters in closed rooms or in the vicinity of service stations. Allow heater to cool off after operation and wear protective gloves. | |
Danger! | Fuel vapors present an explosion hazard. Fuel vapors are toxic when inhaled or absorbed. Contact with fuel can cause eye and skin injury. | Fire, open lights and smoking prohibited. Wear protective clothing when handling fuel. | |
| Prerequisites/instructions on checking fuel metering pump delivery quantity | ||
1 | Remove cover (1) together with gasket (2) | ||
2 | Clean fuel screen in intake fitting on fuel metering pump | ||
3 | Pull fuel line (9) off of heater (10) and insert end of fuel line into graduate (7) | ||
4 | Unscrew mounting nut for holding glow plug cable (3) on glow plug | ||
5 | Connect voltmeter (8) to control | Test clip (6) to measuring point (+) terminal 3 and test clip (5) to measuring point (-), terminal 4. | |
Bleeding | |||
6 | Switch on heater (10) | Do not allow glow plug cable to touch ground. | |
7 | Wait until blower starts running, then disconnect glow plug cable (3) from glow plug | Do not allow glow plug cable to touch ground. Fuel begins to flow after approx. | |
8 | Switch off heater (10) | ||
9 | Empty graduate and insert end of fuel line (9) into graduate (7) | ||
10 | Attach glow plug cable (3) to glow plug | ||
Measuring | |||
The fuel is switched off automatically after 90 sec. The quantity of fuel supplied within this 90 second period serves as the test value. | |||
11 | Switch on heater (10) | Do not allow glow plug cable to touch ground. | |
12 | Wait until blower starts running, then disconnect glow plug cable (3) from glow plug | Do not allow glow plug cable to touch ground. Fuel begins to flow after approx. | |
13 | As soon as fuel starts to flow, read off voltage on voltmeter | ||
14 | Wait until fuel flow is shut off automatically | ||
15 | Switch off heater (10) | ||
16 | Evaluate delivery quantity from fuel metering pump | If required values are not reached | |
replace fuel metering pump | |||
| Installation | ||
17 | Disconnect voltmeter (8) from control module (4) | ||
18 | Fasten glow plug cable (3) to glow plug with mounting nut | ||
19 | Attach fuel line (9) to heater (10) | ||
20 | Install cover (1) together with gasket (2) | Check gasket for damage, replace if necessary. |
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