5.8 Servicing the high-pressure pump
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930 Compact IC Flex Oven/SeS/Deg (2.930.2460)
Figure 17 High-pressure pump – cross-section
1
Outlet valve holder
2
Outlet valve (6.2824.160)
3
Backup ring
4
Piston seal (6.2741.020)
5
Pump head
6
Inlet valve (6.2824.170)
7
Inlet valve holder
8
Zirconium piston (6.2824.070)
9
Piston cartridge
Accessories For this step you need the following accessories:
You can find these parts in the accessory kit: Vario/Flex Basic
(6.5000.000).
■ Adjustable wrench (6.2621.000)
■ Tool for piston seals (6.2617.010) consisting of a tip (18-1) for remov-
ing the old piston seal and a sleeve (18-2) for inserting the new piston
seal.
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