Repair
Replacing pump
Tools:
-Torx screwdriver T10
-
-Blade screwdriver, no. 7
Procedure:
1.Follow general disassembly (see page 16)
2.Unplug fixed pump cable and electrical connection on pump (17).
3.Remove clip (14), hose (18) and
(15).
4.Remove angled hose (9).
5.Release pump (17) first from rubber strap
(12)at the side of the angled hose.
6.Release pump from second rubber strap
(12)and remove right angled connector
(20).
7.Replace defective pump (17).
8.Fix right angled connector (20) to new pump (17).
9.Attach new pump (17) to rubber strap with right angled connector (20) first.
10.Plug in electrical connection on pump and connect pump cable.
)Check for correct wiring of pump. 11. Attach pump to second rubber strap.
Service Manual EF 473 / EF 474
9 |
12 |
T 128°C |
9 |
18 |
17 |
15 |
14 |
20 |
12.Insert new seal (15), mount hose (18) and clamp (14).
13.Mount angled hose (9).
20 | Version 1.0 en |