Wacker Neuson RD 27-100 Repair Manual

Repair ManualRollerRD 27-100RD 27-1200175061en 002 09090175061EN

Safety Information RD 27wc_si000247gb.fm 101.2 Safety Guidelines for Operating the MachineOperator trainingBefore operating the machine: Read and und

Disassembly and Assembly RD 27wc_tx001221gb.fm 100Continued from the previous page.3. Using the five screws (h) install the shock mount support plate

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1018.6 Removing and Installing an Exciter MotorPrerequisites Machine shut down Battery disconnectedRe

Disassembly and Assembly RD 27wc_tx001221gb.fm 102Continued from the previous page.5. Remove the two screws (h) and remove the exciter motor (i).Insta

RD 27 Disassembly and Assemblywc_tx001221gb.fm 103Continued from the previous page.3. Reattach the hydraulic fittings (f and g); however, at this time

Disassembly and Assembly RD 27wc_tx001221gb.fm 1048.7 Removing a DrumPrerequisites Machine shut down Battery disconnected Lifting crane and devices

RD 27 Disassembly and Assemblywc_tx001221gb.fm 105Continued from the previous page.6. Remove the large spacer and the shims.7. Lift the machine slight

Disassembly and Assembly RD 27wc_tx001221gb.fm 1068.8 Disassembling a DrumPrerequisites Drum removed Crane capable of lifting 450 kg (1000 lb)Disass

RD 27 Disassembly and Assemblywc_tx001221gb.fm 107Continued from the previous page.8. Remove the seal (h).9. Make a reference mark (i) on the bearing

Disassembly and Assembly RD 27wc_tx001221gb.fm 108Continued from the previous page.12.Attach a lifting eye to the exciter shaft (p) and lift the excit

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1098.9 Removing and Installing the Exciter Shaft BearingsPrerequisites Drum removed Drum disassembled

RD 27 Safety Informationwc_si000247gb.fm 111.3 Safety Guidelines while Using Internal Combustion EnginesRunning the engineWhen running the engine: Ke

Disassembly and Assembly RD 27wc_tx001221gb.fm 110Continued from the previous page.5. Heat the inner bearing races (g and h) to remove them from the e

RD 27 Disassembly and Assemblywc_tx001221gb.fm 111Continued from the previous page.1. Coat the grease ring (j) with a thin film of grease and install

Disassembly and Assembly RD 27wc_tx001221gb.fm 112Continued from the previous page.4. Coat the grease seal (d) with a thin film of grease. Insert the

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1138.10 Removing and Installing Drum Shock MountsPrerequisites Drum removed from machine Special shoc

Disassembly and Assembly RD 27wc_tx001221gb.fm 1148.11 Assembling the DrumPrerequisites Loctite® 243 or equivalent Repacked exciter shaft bearings

RD 27 Disassembly and Assemblywc_tx001221gb.fm 115Continued from the previous page.5. Install the outer seal (e), lip-side up, to the exciter-side bea

Disassembly and Assembly RD 27wc_tx001221gb.fm 1168.12 Re-installing the DrumPrerequisites Loctite® 243 or equivalent Crane and lifting devices capa

RD 27 Disassembly and Assemblywc_tx001221gb.fm 117Continued from the previous page.7. After the shim arrangement has been determined, route the hydrau

Disassembly and Assembly RD 27wc_tx001221gb.fm 1188.13 Removing and Installing the Fuel TankPrerequisites Machine shut down Fuel tank drainedRemoval

RD 27 Disassembly and Assemblywc_tx001221gb.fm 119Continued from the previous page.2. Secure the fuel tank to the machine using the strap (c) and fast

Safety Information RD 27wc_si000247gb.fm 121.4 Guidelines for Service SafetyPrecautions To reduce the risk of personal injury, read and understand th

Disassembly and Assembly RD 27wc_tx001221gb.fm 1208.14 Removing and Installing the RadiatorPrerequisites Engine cool Machine shut down Container to

RD 27 Disassembly and Assemblywc_tx001221gb.fm 121Continued from the previous page.8. Remove the fasteners (f).9. Split the shroud and remove each hal

Disassembly and Assembly RD 27wc_tx001221gb.fm 122Continued from the previous page.3. Re-install each half (g) of the shroud with fasteners (f).4. Re-

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1238.15 Removing and Installing the Steering CylinderPrerequisites Machine turned left Machine shut d

Disassembly and Assembly RD 27wc_tx001221gb.fm 124Continued from the previous page.5. Remove the two pins (c and d).6. Remove the washer (e).7. Push t

RD 27 Disassembly and Assemblywc_tx001221gb.fm 125Continued from the previous page.2. Install the washer (e).3. Secure the steering cylinder to the ma

Disassembly and Assembly RD 27wc_tx001221gb.fm 1268.16 Removing and Installing the Articulated Steering JointPrerequisites Drums/machine straight in-

RD 27 Disassembly and Assemblywc_tx001221gb.fm 127Notes

Disassembly and Assembly RD 27wc_tx001221gb.fm 1288.17 Articulated Steering Joint Exploded View

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1298.18 Articulated Steering Joint Components

RD 27 Safety Informationwc_si000247gb.fm 13Cleaning and servicing the machineWhile cleaning or servicing the machine: Keep the area around the muffle

Disassembly and Assembly RD 27wc_tx001221gb.fm 1308.19 Rebuilding the Articulated Steering JointPrerequisitesArticulated steering joint removed from m

RD 27 Disassembly and Assemblywc_tx001221gb.fm 131Continued from the previous page.6. Invert the hitch and place it on a thick board. Using a punch (i

Disassembly and Assembly RD 27wc_tx001221gb.fm 132Continued from the previous page.3. Insert the outer race of the larger bearing into the hitch casti

RD 27 Disassembly and Assemblywc_tx001221gb.fm 133Continued from the previous page.7. Mount the two pillow block/bearing sets (j) to the hitch. Add th

Disassembly and Assembly RD 27wc_tx001221gb.fm 1348.20 Removing and Installing the Spray System PumpPrerequisites Machine shut down Water system dra

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1358.21 Removing and Installing the Water TankPrerequisites Machine shut down Crane capable of liftin

Disassembly and Assembly RD 27wc_tx001221gb.fm 136Continued from the previous page.6. Lift the ROPS slightly off the machine. Disconnect the wiring (x

RD 27 Disassembly and Assemblywc_tx001221gb.fm 137Continued from the previous page.InstallationPerform the procedure below to install the water tank.1

Disassembly and Assembly RD 27wc_tx001221gb.fm 138Continued from the previous page.4. Position the ROPS over the machine and reconnect the wiring (x)

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1398.22 Removing and Installing the Hydraulic Oil CoolerPrerequisites Machine shut down Hydraulic oil

Safety Information RD 27wc_si000247gb.fm 141.5 Label Locationsakpsnvxnvtfdgggrdgfgqiodfwckbuhlmjwc_gr005053

Disassembly and Assembly RD 27wc_tx001221gb.fm 1408.23 Removing and Installing the Drive PumpPrerequisites Machine shut down Hydraulic oil drainedRe

RD 27 Disassembly and Assemblywc_tx001221gb.fm 141Continued from the previous page.1. Position the drive pump (b) onto the engine. 2. Apply Loctite 23

Disassembly and Assembly RD 27wc_tx001221gb.fm 1428.24 Removing and Installing the Steering PumpPrerequisites Machine turned to the left Machine shu

RD 27 Disassembly and Assemblywc_tx001221gb.fm 143Continued from the previous page.5. Remove the fittings from the steering pump in two phases. First,

Disassembly and Assembly RD 27wc_tx001221gb.fm 144Continued from the previous page.3. Re-install the fittings. First install the elbow (f).4. Then, in

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1458.25 Removing and Installing the Vibration PumpPrerequisites Machine shut down Steering pump remov

Disassembly and Assembly RD 27wc_tx001221gb.fm 146Continued from the previous page.1. Position the vibration pump close to the spacer (d) and slide th

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1478.26 Removing and Installing the Hydraulic ReservoirPrerequisites Machine shut down Fuel tank remo

Disassembly and Assembly RD 27wc_tx001221gb.fm 148Continued from the previous page.6. Remove all the screws (g) that secure the hydraulic reservoir to

RD 27 Disassembly and Assemblywc_tx001221gb.fm 149Continued from the previous page.3. Connect the drain hose (f).4. Secure the hydraulic reservoir to

RD 27 Safety Informationwc_si000247gb.fm 151.6 Safety and Warning LabelsRef. Label Definitionb DANGER!Read and understand the supplied Operator's

Disassembly and Assembly RD 27wc_tx001221gb.fm 1508.27 Removing and Installing the EnginePrerequisites The following components removed: Hydraulic r

RD 27 Disassembly and Assemblywc_tx001221gb.fm 151Continued from the previous page.6. Cut the cable tie (i) near the air hose.7. Disconnect the wiring

Disassembly and Assembly RD 27wc_tx001221gb.fm 152Continued from the previous page.12.Cut the cable ties that secure the hose (p).13.Remove the hydrau

RD 27 Disassembly and Assemblywc_tx001221gb.fm 153Continued from the previous page.17.Lift the engine approximately 25 cm (10 in.) out of the machine.

Disassembly and Assembly RD 27wc_tx001221gb.fm 154Continued from the previous page.2. Install shockmounts (y).3. Using an appropriate crane and chains

RD 27 Disassembly and Assemblywc_tx001221gb.fm 155Continued from the previous page.5. Install the fasteners (t) that secure the engine assembly to the

Disassembly and Assembly RD 27wc_tx001221gb.fm 156Continued from the previous page.10.Reconnect the wiring harness with cable clamp (n) and connector

RD 27 Disassembly and Assemblywc_tx001221gb.fm 157Continued from the previous page.16.Reconnect the wiring harness to the starter solenoid (e). Also r

Disassembly and Assembly RD 27wc_tx001221gb.fm 1588.28 Removing and Installing the Forward/Reverse Control (Joystick)Prerequisites Machine shut down

RD 27 Disassembly and Assemblywc_tx001221gb.fm 159Continued from the previous page.7. Cut the wires and remove the vibration switch (g).8. Disconnect

Safety Information RD 27wc_si000247gb.fm 16f WARNING! Avoid crushing area.h WARNING! Disconnect battery before servicing.Read Repair Manual.Explosion

Disassembly and Assembly RD 27wc_tx001221gb.fm 160Continued from the previous page.3. Thread the wiring (h) to the switches.4. Solder the wiring to th

RD 27 Disassembly and Assemblywc_tx001221gb.fm 1618.29 Removing and Installing the Hydraulic ManifoldPrerequisites Machine shut down Hydraulic oil c

Schematics RD 27wc_tx000863gb-en_only.fm 1629 Schematics9.1 Electrical Schematics

RD 27 Schematics163 Electrical SchematicsSheet 1 of 3

RD 27 Schematics164Electrical SchematicsSheet 2 of 3

RD 27 Schematics165 Electrical SchematicsSheet 3 of 3

RD27 Schematics166 Notes

RD 27 Schematics167 Hydraulic Schematic With Flow Dividerwc_gr004930_A3abPNEUTRAL BRAKESOLENOIDMF408 ccRLX1MF408 ccR LX1REAR DRIVE MOTOR

RD27 Schematics168 Hydraulic Schematic Without Flow Dividerwc_gr004931_A3abL1PSL2b1BA350 bars350 barsNEUTRAL BRAKESOLENOIDPV 22 ccPTBARL10

RD 27 Technical Datawc_td000249gb.fm 16910 Technical Data10.1 EngineEngine Power RatingEngine power rating per ISO/TR 14396. Actual power output may v

RD 27 Safety Informationwc_si000247gb.fm 17n WARNING! Avoid crushing area.s WARNING! Do not drill or weld the ROPS.Read the Operator’s Manual.t WARNIN

Technical Data RD 27wc_td000249gb.fm 17010.2 Roller10.3 LubricationItem No. RD 27-100 RD 27-120RollerOperating weight kg (lb) 2617 (5770) 2824 (6226)D

RD 27 Technical Datawc_td000249gb.fm 17110.4 Sound MeasurementsThe operating sound level, measured per the requirements of Appendix 1, Paragraph 1.7.4

Technical Data RD 27wc_td000249gb.fm 17210.6 DimensionsSee graphic: wc_gr004619RD 27-100 RD 27-120 RD 27-100RD 27-120Ref. Dimension mm (inches) Ref.

Threadlockers and SealantsThreadlockers and SealantsThreadlocking adhesives and sealants are specified throughout thismanual by a notation of “S” plus

Threadlockers and SealantsThreadlockers and Sealants (continued)Threadlocking adhesives and sealants are specified throughout this manual by a notatio

Torque ValuesTorque ValuesMetric Fasteners (DIN)TORQUE VALUES (Based on Bolt Size and Hardness) WRENCH SIZESize Nm ft.lb. Nm ft.lb. Nm ft.lb. Metric I

Torque ValuesTorque Values (continued)Inch Fasteners (SAE)Size Nm ft.lb. Nm ft.lb. Nm ft.lb. Metric Inch Metric InchNo.4 0.7 *6 1.0 *14 1.4 *12 5.5 1/

Wacker Neuson SE · Preußenstraße 41 · D-80809 München · Tel.: +49-(0)89-3 54 02-0 · Fax: +49 - (0)89-3 54 0

Safety Information RD 27wc_si000247gb.fm 181.7 Informational LabelsRef. Label Definitiona Operator’s Manual must be stored on machine. Replacement Op

RD 27 Safety Informationwc_si000247gb.fm 19k Water tank fill.o Engine oil drain.p Key switch positions.Power to glowplugs.Engine stopped (OFF).Engine

Copyright notice© Copyright 2009 by Wacker Neuson Corporation.All rights, including copying and distribution rights, are reserved.This publication may

Safety Information RD 27wc_si000247gb.fm 20r Vibration activation and deactivation switch.Forward/reverse lever positions.u Fuse identifications.v Tig

RD 27 Operationwc_tx000947gb.fm 212 Operation2.1 Operation & Maintenance LocationsRef. Description Ref. Descriptiona Throttle lever l Vibration mo

Operation RD 27wc_tx000947gb.fm 22 wc_gr005016vpaf10245123 10101068m91117tn l g jbkrwq iu s c hode

RD 27 Operationwc_tx000947gb.fm 232.2 Using the Forward/Reverse LeverBackgroundBoth roller drums are driven. An infinitely variable displacement pump

Operation RD 27wc_tx000947gb.fm 242.3 Using the Flow Divider (if equipped)BackgroundThis machine may be equipped with an optional flow divider. Non-un

RD 27 Operationwc_tx000947gb.fm 252.4 Using the Vibration SystemBackgroundThe machine has an exciter on each drum. The exciters are driven by gear-typ

Operation RD 27wc_tx000947gb.fm 262.5 Using the Parking BrakesBackgroundTo aid in holding the machine in a stopped position (parked), there is a mecha

RD 27 Operationwc_tx000947gb.fm 272.6 Warning LightsWarning light Description Action RequiredEngine oil pressure This light (d) illuminates when the k

Operation RD 27wc_tx000947gb.fm 282.7 Using the Lights and HornBackgroundThe rotary switch on the control panel controls power to the machine’s lights

RD 27 Operationwc_tx000947gb.fm 292.8 Preliminary ChecksPrerequisitesMachine on a flat, level surfaceBefore startingBefore starting the machine, check

RD 27 Forewordwc_tx000946gb.fm 3ForewordMachines covered by this manualMachine documentation Keep a copy of the Operator’s Manual with the machine at

Operation RD 27wc_tx000947gb.fm 302.9 Starting the EngineProcedureFollow the procedure below to start the engine.1. Sit down in the operator’s seat an

RD 27 Operationwc_tx000947gb.fm 312.10 Stopping the EnginePrerequisitesFlat surface with a suitable load-bearing capacityProcedureFollow the procedure

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 323 Troubleshooting the Engine Start SystemBest practiceThe best practice when troublesh

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 333.2 Checking the FusesPrerequisitesMachine shut downProcedureThere are several fuses t

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 343.3 Checking the Wiring/Voltage to the Starter SolenoidPrerequisites Charged battery

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 353.4 Checking the Key SwitchPrerequisites Fully-charged battery MultimeterProcedureFo

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 363.5 Checking the Start 2 RelayPrerequisites Fully-charged battery Functioning key sw

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 37Continued from the previous page.7. Locate the brake 3 relay (c) and disconnect it.8.

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 383.6 Checking the Neutral RelayPrerequisites Fully-charged battery Functioning vibrat

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 39Continued from the previous page.6. Check the continuity between wire 200-BK-16 and gr

Foreword RD 27wc_tx000946gb.fm 4and rated by the United States Forest Service for this purpose. In order to comply with local laws regarding spark arr

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 403.7 Checking the Neutral SwitchPrerequisites Fully-charged battery MultimeterProcedu

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 413.8 Checking the Brake 3 RelayPrerequisites Fully-charged battery Functioning start

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 42Continued from the previous page.7. Insert the meter probe (b) into the connector at t

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 433.9 Checking the Brake SwitchPrerequisites Key in OFF position MultimeterProcedureFo

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 44Continued from the previous page.7. Place the brake switch in the engaged position (do

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 453.10 Checking Start 1 RelayPrerequisites Fully-charged battery Functioning start 2 r

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 46Continued from the previous page.4. Reconnect the start 1 relay.5. Locate the starter

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 473.11 Checking the Fuel FlowPrerequisites Fully-charged battery Container to catch fu

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 483.12 Checking the Fuel Shutoff SolenoidPrerequisites Fully-charged battery Functioni

RD 27 Troubleshooting the Engine Start Systemwc_tx000948gb.fm 493.13 Checking the Start Aid RelayPrerequisites Fully-charged battery Functioning key

RD 27 Table of Contentswc_br0175061en_002TOC.fm 5Foreword 31 Safety Information 91.1 Signal Words Found in this Manual ...

Troubleshooting the Engine Start System RD 27wc_tx000948gb.fm 50Continued from the previous page.6. Disconnect the wire from the glow plugs (b).7. Wit

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 514 Troubleshooting the Drive SystemBest practiceThe best practice when troubleshooting this sy

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 52Neutral brake solenoidThe neutral brake solenoid is part of the drive pump. It controls oil f

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 534.2 Determining Where to BeginPrerequisites Engine must be able to start MultimeterProcedur

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 544.3 Checking the Interlock RelayPrerequisites Fully-charged battery Functioning key switchP

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 55Continued from the previous page.5. Place the FWD/REV lever in the NEUTRAL position.6. With t

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 56Continued from the previous page.13.Move the FWD/REV lever out of the NEUTRAL position and in

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 574.4 Checking the Seat SwitchPrerequisites Machine shut down An assistantBackgroundThere are

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 584.5 Checking the Seat Switch Solenoid ValvePrerequisites Engine must be able to start Multi

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 594.6 Checking the Neutral/Brake Solenoid ValvePrerequisites Engine must be able to start Mul

Table of Contents RD 27wc_br0175061en_002TOC.fm 63.12 Checking the Fuel Shutoff Solenoid ...483.13 Ch

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 604.7 Checking the Drive System Operating PressurePrerequisites Machine on a firm, level surfa

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 614.8 Testing Drive Motor IntegrityPrerequisites Hydraulic oil must be warm 207 bar (3000 psi

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 62Continued from the previous page.7. Have an assistant start the engine and move the FWD/REV c

RD 27 Troubleshooting the Drive Systemwc_tx000949gb.fm 634.9 Testing the Parking BrakesPrerequisitesHydraulic oil must be warmBackgroundThe brakes on

Troubleshooting the Drive System RD 27wc_tx000949gb.fm 644.10 Checking the Backup Alarm SwitchPrerequisites Machine shut down MultimeterProcedureFol

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 655 Troubleshooting the Vibration SystemBest practiceThe best practice when troubleshooting

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 665.1 Determining Where to BeginSee the chart below to determine where to begin:Electrical

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 675.2 Checking the Vibration FusePrerequisitesMachine is shut downProcedureTo check the vib

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 685.3 Checking the Vibration ON/OFF SolenoidPrerequisites Fully-charged battery Functioni

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 69Continued from the previous page.6. Measure the voltage at the electrical connector.Does

RD 27 Table of Contentswc_br0175061en_002TOC.fm 77 Troubleshooting the Water Spray System 857.1 Determining Where to Begin ...

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 705.4 Checking the Neutral SwitchPrerequisites Machine is shut down MultimeterProcedureFo

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 71Continued from the previous page.5. Keeping the multimeter’s probes in place, move the jo

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 725.5 Checking the Neutral RelayPrerequisites Multimeter Functioning starter relay 2Proce

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 735.6 Checking the Vibration SwitchPrerequisite Machine shut down MultimeterProcedurePerf

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 745.7 Checking the Drum Vibration SolenoidPrerequisites Fully-charged battery Functioning

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 75Continued from the previous page.8. Measure the resistance at the solenoid connector pins

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 765.8 Checking Engine RPM and Drum VPMPrerequisites Vibrotach (P/N 53397) Vibration must

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 775.9 Checking Vibration System Operating and Relief PressurePrerequisites 350 bar (5000 p

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 78Continued from the previous page.8. Press the vibration ON/OFF switch to activate the vib

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 795.10 Checking the Vibration Motor for BindingPrerequisites Machine shut down Compactibl

Table of Contents RD 27wc_br0175061en_002TOC.fm 89 Schematics 1629.1 Electrical Schematics ...

Troubleshooting the Vibration System RD 27wc_tx000953gb.fm 80Continued from the previous page.5. Remove the screws and remove the exciter motor (d) fr

RD 27 Troubleshooting the Vibration Systemwc_tx000953gb.fm 81Continued from the previous page.3. Remove the coupling adapter from the exciter motor.4.

Troubleshooting the Steering System RD 27wc_tx001223gb.fm 826 Troubleshooting the Steering System 6.1 Determining Where to BeginPrerequisitesBefore re

RD 27 Troubleshooting the Steering Systemwc_tx001223gb.fm 836.2 Diagnosing the Steering SystemPrerequisites The hydraulic oil is warm 207 bar (3000

Troubleshooting the Steering System RD 27wc_tx001223gb.fm 84Continued from the previous page.7. Reconnect the hose to the steering servo.8. Disconnect

RD 27 Troubleshooting the Water Spray Systemwc_tx001224gb.fm 857 Troubleshooting the Water Spray SystemBest practiceThe best practice when troubleshoo

Troubleshooting the Water Spray System RD 27wc_tx001224gb.fm 867.2 Checking the Water Spray FusePrerequisitesMachine shut downProcedureFollow the proc

RD 27 Troubleshooting the Water Spray Systemwc_tx001224gb.fm 877.3 Checking Power to the Spray Pump MotorPrerequisite Fully-charged battery Machine

Troubleshooting the Water Spray System RD 27wc_tx001224gb.fm 887.4 Checking the Spray SwitchPrerequisite Fully-charged battery Machine shut downProc

RD 27 Troubleshooting the Water Spray Systemwc_tx001224gb.fm 897.5 Checking the Timer ModulePrerequisite Fully-charged battery Machine shut downProc

RD 27 Safety Informationwc_si000247gb.fm 91 Safety Information1.1 Signal Words Found in this ManualNOTICE: Used without the safety alert symbol, NOTI

Troubleshooting the Water Spray System RD 27wc_tx001224gb.fm 90Continued from the previous page.6. Measure the voltage between wire C935-PU-16 at the

RD 27 Troubleshooting the Water Spray Systemwc_tx001224gb.fm 917.6 Checking the Spray RelayPrerequisite Fully-charged battery Machine able to startP

Troubleshooting the Water Spray System RD 27wc_tx001224gb.fm 92Continued from the previous page.8. Measure the voltage between wire C935-PU-16 at the

RD 27 Disassembly and Assemblywc_tx001221gb.fm 938 Disassembly and Assembly8.1 Tools Required for Disassembly/Assembly It is up to the mechanic to us

Disassembly and Assembly RD 27wc_tx001221gb.fm 948.4 Removing and Installing the Steering Servo ValvePrerequisites Machine shut down Machine coolRem

RD 27 Disassembly and Assemblywc_tx001221gb.fm 95Continued from the previous page.7. Remove the three longer screws (d) securing the servo valve. 8. R

Disassembly and Assembly RD 27wc_tx001221gb.fm 96Continued from the previous page.3. Connect the hydraulic hoses (c) to the servo valve (f) starting w

RD 27 Disassembly and Assemblywc_tx001221gb.fm 978.5 Removing and Installing a Drive MotorPrerequisites Two screw-type or hydraulic floor jacks Lift

Disassembly and Assembly RD 27wc_tx001221gb.fm 98Continued from the previous page.6. Using two screw-type or hydraulic floor jacks (d) mounted under t

RD 27 Disassembly and Assemblywc_tx001221gb.fm 99Continued from the previous page.11.Remove the five screws (h) securing the shock mount support plate