Stihl RE 140 K - User Manual

1. Foreword 2
1.1 Note on RE 160 K 2
2. Safety regulations 2
3. Technical
specifications 3
3.1 Motor 3
3.2 Pump 3
3.3 Weights and
dimensions 3
3.4 Capacities 3
3.5 Tightening torques 4
4. Summary of
possible faults 5
4.1 High-pressure pump 5
4.2 Electric motor 7
5. Housing 8
5.1 Removing /
fitting the shroud 8
5.2 Removing /
installing the motor /
pump unit 8
5.3 Chassis 9
6. Safety control block 9
6.1 Removing / installing
the safety control block 9
6.2 Removing / installing
the control piston 10
6.3 Setting the pressure
control system 11
6.4 Injector 12
6.5 Non-return valve 12
6.6 Detergent metering
and non-return valve 13
7. High-pressure pump 14
7.1 Screen in intake port
(water inlet) 14
7.2 Removing / installing
delivery valves 14
7.3 Removing / installing
valve block and
intake valves 14
7.4 Removing / installing
pump housing and
pump piston 15
7.5 Disassembly /
assembly of
pump piston 15
7.6 Replacing
high-pressure cups
and oil seals 16
7.7 Replacing thrust
bearings 17
8. Electric motor 18
8.1 Removal 18
8.2 Installation 21
9. Electrical system 23
9.1 Circuit diagram 23
9.2 Removing / installing
electrical components 24
9.2.1 Switch housing 24
9.2.2 Switch 25
9.2.3 Power cable 25
9.2.4 Capacitor 26
9.2.5 Microswitch 27
10. Spray attachment 27
10.1 Spray gun 28
10.2 Spray lance,
spray head 28
11. Oil change 30
12. Special tools and
service tools 31
12.1 Special tools 31
12.2 Service tools 31
© 2000, Andreas Stihl AG & Co., Waiblingen
RE 140 K, 160 K
CONTENTS
RE 140 K, 160 K 1

Stihl RE 140 K Specifications

General

Max Pressure	140 bar
Operating Pressure	120 bar
Voltage	230 V
Maximum Water Temperature	40 °C
Power Cable Length	5 m
Power Source	Electric

Summary

Safety Regulations

Technical Specifications

Motor Technical Details

Pump Technical Details

Fastener Tightening Torques

Recommended torque values for various assembly screws and bolts.

Troubleshooting Possible Faults

High-Pressure Pump Troubleshooting

Lists common problems with the high-pressure pump, their causes, and remedies.

Electric Motor Troubleshooting

Addresses issues related to the electric motor not running or stopping.

Housing Components and Removal

Motor and Pump Unit Removal

Step-by-step guide to detach and reattach the motor and pump assembly.

Safety Control Block Operations

Safety Control Block Removal and Installation

Detailed steps for removing and reinstalling the safety control block assembly.

Control Piston Removal and Installation

Procedure for removing and installing the control piston within the safety control block.

Setting the Pressure Control System

Guide on how to adjust and set the machine's working and cutout pressures.

Injector Maintenance and Replacement

Detergent Metering and Non-Return Valve

High-Pressure Pump Servicing

Delivery Valve Removal and Installation

Valve Block and Intake Valve Service

Pump Housing and Piston Service

Detailed instructions for removing and installing the pump housing and piston.

Pump Piston Disassembly and Assembly

High-Pressure Cups and Oil Seals Replacement

Guide for replacing critical wear components within the pump.

Thrust Bearing Replacement

Electric Motor Servicing

Electric Motor Removal Procedure

Electric Motor Installation Procedure

Spray Attachment Maintenance

Spray Gun Disassembly and Assembly

Spray Lance and Head Servicing