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Cellboost 999-823 manual Routine Service and Maintenance, Adjusting Digging Chain Tension, 4-20

Models: 999-823

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Routine Service and Maintenance

Adjusting Digging Chain Tension

Adjust the digging chain tension every 25 operating hours. With the trencher parallel to the ground, make sure that there is 1¾" to 2" of chain sag between the bottom of the boom and the top of the bottom chain span. See Figure 4–18.

NOTICE

•For a new chain, check the chain sag after the first hour of operation.

•Depending on working conditions, chain sag adjustments may need to be done more frequently.

If a chain sag adjustment is needed, adjust the chain using the following procedure:

1 3/4 - 2”

2457

Figure 4–18 Chain Sag

NOTICE

Do not over tighten the chain. Excess chain tension may damage drive components.

4-20

Page 68

Image 68

Cellboost 999-823 manual Routine Service and Maintenance, Adjusting Digging Chain Tension, 4-20, 1 3/4 - 2”

Contents

118 Operator’s Manual COMPACTSerial No.s 005 and Higher BIG POWER IN ALL PLACESWEIGHT POWER118 Operator’s Manual MERTZ MANUFACTURING LLCPage Page Boxer Product Warranty WARRANTY AND LIABILITY LIMITATIONSCONSEQUENTIAL DAMAGES This warranty is subject to the following limitations TRACK LIMITED PRORATED WARRANTY POLICY STATEMENTThis warranty is valid only if the following conditions are met The following items are not covered by this Track Limited Warranty Fold Boxer Warranty RegistrationPlease take the time to complete and return this warranty form Mertz Manufacturing, LLC P.O. Box Ponca City, OK Affix Stamp HereSafety Introduction Be Prepared - Get to Know All Operating and Safety InstructionsLearn the Signal Words Used with the Safety Alert Symbol DANGERviii Table of Contents Boxer Product WarrantyTrack Limited Warranty Policy Statement Safety IntroductionSection Configuring the ChainTroubleshooting General SpecificationsSection 1 - Safety Precautions GENERAL SAFETYOPERATING SAFETY Safety PrecautionsSafety Precautions DO NOT travel ACROSS excessively steep slopes under any circumstancesSERVICE & MAINTENANCE SAFETY ELECTRICAL SYSTEM HAZARDSSafety Precautions Fuel or oil leaks or spills can create a fire or explosion hazardJump Starting/Battery Charging Hazards Safety PrecautionsBattery Hazards Safety Precautions Hydraulic System HazardsDANGER Safety PrecautionsAlways use a funnel or pour spout when filling the tanks Do not smoke while refueling or when handling the fuel containerSafety Precautions Section 2 - Operating Controls Component LocationsRight Front View DescriptionOperating Controls Left Rear ViewItem No DescriptionOperating Controls Operating ControlsItem No DescriptionSafety Decals Operating ControlsItem No Description4. Engine Hour Meter Gauge 5. Hand Grip Operating ControlsOperating Controls Description 9. Keyswitch - Starts and stops the engine Operating ControlsDaily Service Checks Section 3 - Pre-Start Inspection and OperationPre-Start Inspection Table 1 Service Cycle TablePre-Start Inspection and Operation Pre-Start Inspection and Operation Allow engine to cool before filling fuel tankPre-Start Inspection and Operation Some examples of common hydraulic hose damage are shown in FigurePre-Start Inspection and Operation Figure 3-4 Grease Zerk LocationsPre-Start Inspection and Operation Before starting the engineMachine Start-up Operating InstructionsPre-Start Inspection and Operation Transportation Pre-Start Inspection and OperationMachine Shut-down Lifting Procedures Pre-Start Inspection and Operation3-10 Machine Travel ControlsPre-Start Inspection and Operation Pre-Start Inspection and Operation 3-11Forward Travel Reverse TravelPre-Start Inspection and Operation 3-12Right Turn During Forward Travel Right Hand Turn in ForwardPre-Start Inspection and Operation 3-13Spin Turn Figure 3-14 Spin TurnPre-Start Inspection and Operation Do not travel up or across a slope steeper than 15. See Figure3-14 2437DO NOT step off of the platform when the chain trencher is engaged Operating InstructionsPre-Start Inspection and Operation Make sure that you are standing on the operators platformPre-Start Inspection and Operation 3-16Figure 3-17 Trencher Boom in Raised Position Figure 3-18 Trencher Boom in Raised Position3-17 Pre-Start Inspection and OperationKeep all workers at least 10 feet from the trenching operation Pre-Start Inspection and Operation DO NOT travel backwards too fast. The trencher could become unstable3-18 Figure 3-21 Trencher at Proper Depth3-19 Pre-Start Inspection and Operationthe engine to cool off at idle for 3 - 4 minutes Pre-Start Inspection and Operation 3-20Section 4 - Routine Service and Maintenance Table 1 Service Cycle TableDaily ActivityDaily Maintenance Procedures Routine Service and MaintenanceFigure 4-2 Fuel Level Check Routine Service and MaintenanceAllow engine to cool before filling fuel tank Routine Service and Maintenance Figure 4-3 Air Filter AssemblyRoutine Service and Maintenance Figure 4-4 Hydraulic Hose DamageRoutine Service and Maintenance Figure 4-6 Track Adjustment Wrench Storage10. Check for proper track tension Figure 4-5 Grease Zerk LocationsRoutine Service and Maintenance h. Shut off the engine and re-measure the deflection dimensionNew Machine Brake-in Maintenance Procedures Routine Service and MaintenanceBefore starting the engine Figure 4-8 Engine Oil FilterRoutine Service and Maintenance 3. Change the hydraulic filter. See Service Manual and FigureRoutine Service and Maintenance 4-10Figure 4-10 Hydraulic Oil Check and Fill 24494-11 Weekly Maintenance ProceduresRoutine Service and Maintenance Monthly Maintenance Procedures Routine Service and MaintenanceFigure 4-12 Air Filter Assembly 4-12Routine Service and Maintenance DANGER4. Replace fuel filter 4-134-14 Routine Service and Maintenance7. The electrical system on this machine is a NEGATIVE ground system 4-15 Routine Service and MaintenanceIf the battery needs to be replaced, make sure to dispose of the 4-16 Annual Maintenance ProceduresRoutine Service and Maintenance 4-17 Routine Service and Maintenanced. Replace hydraulic filter. See page 4-9, Step General Maintenance Routine Service and MaintenanceDANGER Draining Fuel Tank4-19 Routine Service and MaintenanceSpilled fuel may be ignited by a hot engine Routine Service and Maintenance Adjusting Digging Chain Tension4-20 1 3/4 - 2”4-21 Routine Service and MaintenanceIf the chain tension needs to be adjusted 4-22 Routine Service and MaintenanceTrencher Boom Replacement Routine Service and Maintenance 10. Reinstall the boom guard Item 1, FigureFigure 4-20 Trencher Boom Assembly 4-234-24 Routine Service and MaintenanceReplacing the Digging Teeth 4-25 Routine Service and MaintenanceReplacing the Drive Sprocket Figure 4-22 Replacing Drive Sprocket Routine Service and Maintenance4-26 Rear Routine Service and MaintenanceChain Configuration 4-274-28 Routine Service and MaintenanceChain Master Link 4-29 Routine Service and MaintenanceConfiguring the Chain Parts List Trencher Chain Parts listRoutine Service and Maintenance 4-30Routine Service and Maintenance Configuration AConfiguration D Configuration BBoxer 118 Hydraulic Interconnect Diagram Routine Service and MaintenanceFigure 4-26 Boxer 118 Hydraulic Interconnect Diagram 4-32Section 5 - Troubleshooting ProblemPossible Causes Corrective ActionTroubleshooting ProblemPossible Causes Corrective ActionTroubleshooting ProblemPossible Causes Corrective ActionTroubleshooting Section 6 - General Specifications WarrantyGround Drive System-Dimensions Engine SystemNoise Data General SpecificationsDO NOT REMOVE THIS PAGE FROM THE MANUAL DOTTEDDEGREE SLOPEPart Number Compact Power Inc P.O. Box 40 - Fort Mill, SCPhone 800-476-9673 - Fax