DeWalt D25900K Service Manual

Page 2 of 63
INDEX.
Page 3 General Information.
Page 4 Service Kits
Page 5 Hand Tools Required
Page 6-8 Service Tooling.
Dismantle
Page 9-10 Remove Tool Holder and Beat Piece.
Page 11-15 Tool Holder Assembly.
Page 16-17 Anti-Vibration Unit.
Page 18-25 Motor and Gearbox unit .
Re-assembly
Page 26-29 Gearbox and Crankshaft.
Page 30-33 Motor unit.
Page 34-36 Crankcase, Piston and Gear Case.
Page 36-39 Switch / Handle
Page 40-41 Cylinder and Ram.
Page 42-44 Anti-Vibration unit.
Page 45 SDS Spindle.
Page 46-47 Spindle & Flange
Page 48-50 Turning Sleeve.
Page 51-52 Tool Bit Locking assembly.
Page 53-57 Sliding Sleeve / Snap Ring.
Page 58-59 Beat Piece.
Page 60-61 Tool Holder SA to Product.
Routine Servicing
Page 62 Servicing.
Page 63 Fault Finding and Test Data.

DeWalt D25900K Specifications

General

Input power	1500 W
Power source	AC
AC input voltage	230 V
AC input frequency	50 Hz
Impact rate	2040 bpm
Impact energy (max)	25 J
Chuck type	SDS Max

Weight and Dimensions

Weight	9800 g