W07.15-1423-09
1 | Pump housing | 6 | Magnet | 11 | O-ring (brown) | ||
2 | Cross piece | 7 | Type plate | 12 | Sleeve | ||
3 | Anchor plate | 8 | Screw | Pfeil A | Marking | ||
4 | Seal | 9 | Stop plate | Pfeil B | Marking | ||
5 | Intermediate plate | 10 | O-ring (black) |
| Remove | ||
1 | Remove unit pump |
| |
Engine 926.9 | |||
Absolute cleanliness is essential when working on unit pump. | |||
2 | Clean lower part of unit pump | | |
Assembly cleaner | |||
3 | Remove O-rings (10, 11) from unit pump | ||
4 | Slide sleeve (12) onto unit pump | Sleeve | |
5 | Clean upper part of unit pump | Carefully remove any paint from sealing surface of unit pump. | |
Assembly cleaner | |||
| Disassemble | ||
6 | Mark installation position of intermediate plate (5) to the pump housing (1) using a marking (arrow A) | Only use a touch-up paint pen for marking. | |
7 | Lay unit pump on the stop plate (9) | ||
8 | Remove remaining paint with a scriber from heads of the screw/bolts (8) | ||
9 | Unscrew screw/bolts (8) and remove magnet (6) together with intermediate plate (5) and model plate (7) | Screwdriver bit | |
10 | Remove intermediate plate (5) and model plate (7) on magnet (6) and clean sealing surface on magnet (6) | Assembly cleaner | |
11 | Remove seals (4) and clean intermediate plate (5) | Do not damage sealing surfaces. | |
Assembly cleaner | |||
12 | Mark cross piece (2) and anchor plate (3) relative to the pump housing (1) with a marking (arrow B) | Only use a touch-up paint pen for marking. | |
13 | Spray cleaning agent on sealing surfaces of pump housing (1), cross piece (2) and anchor plate (3) | Carefully clean parts. Do not remove the existing paint residues on pump housing (1) since they fix the intermediate plate (5) to pump housing (1). | |
Assembly cleaner | |||
14 | Remove stop plate (9) | ||
15 | Clean model plate (7) | Remove any paint from the area around the bolt heads contact surfaces. Do not remove protective foil from model plate. | |
| Assemble | ||
16 | Place new stop plate (9) under pump housing (1) | ||
17 | Place new seals (4) on intermediate plate (5) | Slightly grease seals (4) for fixing in place. | |
High-temperature grease | |||
18 | Place intermediate plate (5) on the pump housing (1) | Note markings (arrows A, B) on cross piece (2) and anchor plate (3) relative to pump housing (1). Cutouts at the opening in intermediate plate (5) must be aligned in the direction of the cross piece (2). | |
19 | Lay magnet (6) and model plate (7) on intermediate plate (5) | ||
20 | Press together model plate (7), magnet (6), intermediate plate (5), pump housing (1) and stop plate (9) and fasten together with new screw/bolts (8) | Tighten screw/bolts (8) above cross piece. | |
Engine 457.9Bolt, solenoid valve to unit pump | |||
Engine 926.9Bolt connecting solenoid valve to unit pump | |||
Screwdriver bit | |||
Torque screwdriver | |||
| Install | ||
21 | Remove sleeve (12) from unit pump | ||
22 | Install unit pumps with new O-rings (10, 11) |
| |
Engine 926.9 |
541 589 01 14 00
Sleeve
001 589 80 21 00
Torque screwdriver
904 589 02 10 00
Screwdriver bit