Stihl RE 140 K Repair Manual
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Stihl RE 140 K Repair Manual

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RE 140 K, 160 K
CONTENTS
1.
1.1
2.
3.
3.1
3.2
3.3
3.4
3.5
4.
4.1
4.2
5.
5.1
5.2
Removing /
installing the motor /
5.3
6.
6.1
6.2
the control piston
6.3
Setting the pressure
6.4
6.5
6.6
7.
7.1
7.2
7.3
RE 140 K, 160 K
2
7.4
2
7.5
Disassembly /
assembly of
2
pump piston
7.6
Replacing
and oil seals
3
7.7
3
3
8.
3
3
8.1
4
8.2
9.
5
9.1
5
9.2
7
9.2.1
9.2.2
8
9.2.3
9.2.4
9.2.5
8
10.
8
9
10.1
10.2
9
11.
9
10
12.
11
12
12.1
12
12.2
Service tools
13
14
14
14
14
15
15
16
17
18
18
21
23
23
24
24
25
25
26
27
27
28
28
30
31
31
31
© 2000, Andreas Stihl AG & Co., Waiblingen
1

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Summary of Contents for Stihl RE 140 K

  • Page 1: Table Of Contents

    Service tools Detergent metering and non-return valve High-pressure pump Screen in intake port (water inlet) Removing / installing delivery valves Removing / installing valve block and intake valves © 2000, Andreas Stihl AG & Co., Waiblingen RE 140 K, 160 K...

  • Page 2: Foreword

    (in accordance with high-pressure cleaners of series illustrated in this Repair Manual do DIN VDE 0701 and accident STIHL RE 140 K, 160 K. not correspond with your machine. prevention regulations VBG 4 in Germany) with due regard for...

  • Page 3: Technical Specifications

    High-pressure pump: 100 ml 100 ml Oil grade: SAE 15 W 40 SAE 15 W 40 *) Depends on country concerned **) Australia / New Zealand: 10 A GB / N. Ireland / Malaysia: 13 A RE 140 K, 160 K...

  • Page 4: Tightening Torques

    Hex bolt M6x25 1) 3) drive housing to stator housing Screw plug, Hexagonal socket-head bolt R1/4" drive housing Remarks 1) Thread must be clean and dry 2) RE 140 K only 3) RE 160 K only RE 140 K, 160 K...

  • Page 5: Summary Of Possible Faults

    (constant audible switching sound), switch over correctly and the pump becomes hot bypass does not open completely Oil contains water High-pressure cups worn Replace high-pressure cups Oil leak Gaskets in high-pressure pump Replace gaskets worn RE 140 K, 160 K...
  • Page 6 Gasket on high-pressure hose Replace or fit gasket connection defective or missing Weak, ragged, High-pressure nozzle in Clean high-pressure nozzle unclean jet spray head is soiled or worn with nozzle-cleaning needle or replace if necessary RE 140 K, 160 K...

  • Page 7: Electric Motor

    This causes the windings to heat up and the overload switch cuts out the machine after only a short period of operation. Moreover, the machine cannot build up the rated power output and problems may arise during the starting phase, i.e. between switching on the motor and reaching the nominal speed. RE 140 K, 160 K...

  • Page 8: Housing

    Ensure that spring nuts and power cable are not lost. All models Reassemble parts in reverse order. Reassemble parts in reverse order. • Lift motor / pump unit out of frame. RE 140 K, 160 K...

  • Page 9: Chassis

    5 hexagon socket wrench. - Remove retainer and shaft. Proceed as described for the high-pressure cleaners of series STIHL RE 310 K, 340 K and 440 K for changing wheels. Replace faulty parts. Reassemble parts in reverse order. •...

  • Page 10: Removing / Installing

    • O-rings (1, 2) on control piston must always be replaced. - Examine control piston for signs of damage and replace completely if necessary. Ensure that correct control piston is fitted (spare parts list). RE 140 K, 160 K...

  • Page 11: Control System

    The microswitch is set with the aid wing in the adjusting nut. of the adjusting screw when the motor is running and with the spray gun closed: - Turn adjusting screw in until motor cuts out. RE 140 K, 160 K...

  • Page 12: Injector

    - Ensure that piston and spring are seated correctly. Refit injector and safety control block. • Pull injector out of safety control block housing with hook 5910 890 2900. Engage hook in two holes in injector housing. RE 140 K, 160 K...

  • Page 13: Detergent Metering And Non-Return Valve

    - Clean valve seat in safety control block. Reassemble parts in reverse order. - Fit valve ball in banjo bolt. • Pull split pin (1) out of adjusting knob (2). • Remove adjusting knob (2). RE 140 K, 160 K...

  • Page 14: High-Pressure Pump

    (see 7.2). on the high-pressure cleaners of series RE 102 K, 104 K and 106 K. Important: Different valves are used in the high-pressure cleaners RE 140 K, 160 K (see spare parts list). • • Remove screen from intake port Note: Where possible, defective Undo fastening screws (1).

  • Page 15: Removing / Installing Pump Housing And Pump Piston

    Examine piston (1), spring (2), fastening screws. washer (3) and circlip (4) and replace if necessary. - Tighten fastening screws on valve block down crosswise Reassemble parts in reverse (15 Nm). order. Ensure that washer is fitted correctly. RE 140 K, 160 K...

  • Page 16: High-Pressure Cups

    (1) with special grease • The high-pressure cups (1) in 0781 145 3516 and press onto the valve block are likewise assembly arbor 4726 890 2200 mounted on a support ring (2). together with support ring (2). RE 140 K, 160 K...

  • Page 17: Replacing Thrust Bearings

    (see RE 102/104/106 K) and arbor. inner thrust bearing and replace if necessary: upper washer (1), cage - Fill grooves of oil seals with spe- with bearing rollers (2) and bottom cial grease 0781 145 3516. washer (3). RE 140 K, 160 K...

  • Page 18: Electric Motor

    Do not damage the housing. • • Block the fanwheel with a screw- Draw drive housing off stator driver (1), but without damaging it. with rotor. • Undo fastening screw (2). - Examine fanwheel and replace if necessary. RE 140 K, 160 K...
  • Page 19 Carefully prise bearing cover off standard extractor. stator with two screwdrivers. Do not damage stator housing or - Remove fanwheel, carefully pri- bearing cover. sing it off with a screwdriver if ne- cessary. Remove bearing cover. RE 140 K, 160 K...
  • Page 20 • • Carefully draw drive housing Press oil seal down and out of out of stator with rotor. Do not drive housing with a screwdriver. damage housing. - Unscrew valve. RE 140 K, 160 K...

  • Page 21: Installation

    - Oil sealing lip of oil seal. - Insert rotor in drive housing. • • Press new ball bearing into Press swashplate onto drive stator with the aid of suitable shaft with suitable tubing. tubing (outside diameter 34 mm). RE 140 K, 160 K...
  • Page 22 30 insert and a rubber hammer. - Tighten fastening screws down with a torque of 7 Nm. Reassemble remaining parts in reverse order. RE 140 K, 160 K...

  • Page 23: Electrical System

    The national safety regulations must be observed without fail! The power cable must be unplugged from the socket outlet at all times while carrying out repairs. Microswitch Capacitor Motor with overload protection Master switch Connecting lead RE 140 K, 160 K...

  • Page 24: Removing / Installing Electrical Components

    - Remove cable lugs from switch. if necessary. Ensure that the serrated washer is not lost. - Remove switch, see 9.2.2. Reassemble parts in reverse order. - Remove switch, see 9.2.2. - Remove cover. - Remove cover. RE 140 K, 160 K...

  • Page 25: Switch

    - Remove rotary knob. in the cover. - Grease O-ring before refitting rotary knob. • Examine O-ring (1) in rotary RE 160 K knob and replace if necessary. • Disconnect protective earth conductor (1). Note the serrated washer. RE 140 K, 160 K...

  • Page 26: Capacitor

    RE 160 K and anti-kink tube and replace if necessary. - Press cable grommet out of housing and pull out of housing Reassemble parts in reverse order. with connecting lead (as for power cable, see 9.2.3). RE 140 K, 160 K...

  • Page 27: Microswitch

    (as for power cable, see 9.2.3). - Remove safety control block (see 6.1). • Undo fastening screws on microswitch. - Replace defective parts. Reassemble parts in reverse order. RE 140 K, 160 K...

  • Page 28: Spray Gun

    Undo fastening screws in handle right-hand handle moulding. from spray lance (2). moulding of spray lance. • - Remove right-hand handle Replace O-rings (3). - Remove handle moulding. moulding, noting the valve, lever and high-pressure port. RE 140 K, 160 K...
  • Page 29 Replace O-ring (1) in retainer for (1, second pin not shown in leaf springs. diagram) out of nozzle sleeve with a wire dia. 1.5 mm (2). Leaf springs should only be removed if damaged. Proceed as follows: RE 140 K, 160 K...

  • Page 30: Oil Change

    • RE 160 K Carefully prise relief valve off with a screwdriver. Do not • Undo screw plug with 1/4" damage housing. (size 7) hexagon socket wrench. - Examine relief valve and replace if necessary. RE 140 K, 160 K...

  • Page 31: Special Tools And Service Tools

    Part name Part No. Special grease, waterproof, 0781 145 3516 O-rings, high-pressure cups, 50 g tube sliding surfaces in contact with water Locking paint, standard Adjusting nut and adjusting screw for pressure setting on control piston RE 140 K, 160 K...

This manual is also suitable for:

Re 160 k

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