Introduction; Description Of Symbols; Repair Guidelines; Repairing Mechanical Parts - Interpump Group SS70 Reparaturanleitung

1

INTRODUCTION

This manual describes the instructions for repairing SS70 -
SN70 -SW70 pumps
It must be carefully read and understood before any
intervention on the pump.
Proper pump operation and duration depend on correct use
and maintenance.
Interpump Group disclaims any responsibility for damage
caused by negligence or failure to observe the standards
described in this manual.
1.1

DESCRIPTION OF SYMBOLS

Read the contents of this manual carefully before each
operation.
Warning Sign
Read the contents of this manual carefully before
each operation.
Danger Sign
Wear protective goggles.
Danger Sign
Put on protective gloves before each operation.
2

REPAIR GUIDELINES

2.1

REPAIRING MECHANICAL PARTS

Mechanical parts must be repaired after the oil has been
removing from the casing.
To remove the oil it is necessary to remove: the oil dipstick 
and the plug pos. , Fig. 1.
The used oil must be poured unto a suitable
container and consigned to an authorized
recycling center.
Do not release used oil into the environment
under any circumstances.
2.1.1

Disassembly of the mechanical part

The operations described must be performed after
removing the hydraulic part, ceramic pistons and splash
guards from the pump (par. 2.2.3, 2.2.4).
Remove in the following order:
- the pump shaft tab
- the rear cover
- the con-rod cap as follows: unscrew the cap fixing screws,
remove the con-rod caps with their lower half-bearings
(Fig. 2) paying attention to the numbered sequence during
disassembly.
To avoid possible errors, caps and con-rod shanks have been
numbered on one side (Fig. 2/a, pos. ).
- the side covers using for extraction 3 fully threaded M6x50
screws, inserting them in the threaded holes as indicated
in Fig. 3.
Fig. 1
14
Fig. 2
Fig. 2/a
Fig. 3