About this Overhaul instruction

These overhauling instructions apply to the hydraulic breakers:

Ensure that the Spare parts list with the exploded diagrams of the individual parts is to hand.

Parts linked with a position number, e.g. (291), can be found in the Spare parts list with the same item number.

The different designation of the texts means as follows:

	Action step in a safety instruction
	Action step
1. 2.	Established operation process
A B C	Explanation of the elements of a drawing
	Listing

Symbols

Direction	Oil	Tool type, tools size and torque (e.g.)
Inspect and if necessary, replace damaged or worn out parts	Gas release	Scrap
New part	LOCTITE®270™ (LOCTITE is a registered trademark of Henkel Corporation. 270 is a trademark of Henkel Corporation.)	LOCTITE®243™ (LOCTITE is a registered trademark of Henkel Corporation. 243 is a trademark of Henkel Corporation.)