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Thomas 35DT Operator And Parts Manual

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35DT
Mini-Skid Loader
Owner's,
Operator's
and Parts
Manual
Publication Number - 52597
July, 2005
https://www.tractormanualpdf.info/

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  • Page 1 35DT Mini-Skid Loader Owner’s, Operator’s and Parts Manual Publication Number - 52597 July, 2005 https://www.tractormanualpdf.info/...
  • Page 2 THE WARRANTY IS A CONDITION OF SALE OF THE PRODUCT TO THE PURCHASER AND WILL THEREFORE APPLY EVEN IF THE PURCHASER ALLEGES THAT THERE IS A TOTAL FAILURE OF THE PRODUCT. N.B. Read and practice your Thomas operating and servicing instructions. Failure to do this may void the warranty. PUBLICATION NUMBER 52597 ©...
  • Page 3 FOREWORD This book has been written to give the Owner / Operator necessary operating, servicing and preventative maintenance instructions on the Mini-Skid Loader. Read this manual completely and know the Mini-Skid Loader before operation or servicing it. Do not perform any service procedures that are not in this manual. Only service personnel that have had training in the service of this Mini-Skid Loader can perform these service procedures.
  • Page 4 INDEX 1. SAFETY PRECAUTIONS 2. CONTROLS Instrument Panel Control Panel Safety Interlock System Speed/Flow Regulation Attachment Lock Pins 3. OPERATION Starting Instructions Mounting Attachments Operational Procedure Filling From a Pile Digging with a Bucket Levelling and Backfilling Securing and Transporting Lifting the Mini-Skid Loader 4.

  • Page 5: Safety Precautions

    1. SAFETY PRECAUTIONS The following precautions are suggested to help prevent accidents A careful operator is the best operator. Most accidents can be avoided by observing certain precautions. Read and take the following precautions before operating the Mini-Skid Loader to help prevent accidents. Equipment should be operated only by those who are responsible and are instructed to do so.
  • Page 6 Do not by pass the safety interlock system. 11. Keep the operator area free from debris. Consult your Thomas Dealer if your safety interlock system is malfunctioning. 12. When lifting or towing/transporting is required, please refer to instructions in section 3.7 of this...
  • Page 7 1. SAFETY PRECAUTIONS SAFETY DECAL EXPLANATIONS CAUTION: MISUSE HAZARD TH46301 Read the Operator’s Manual before operating the machine to avoid risk of injury. WARNING: CUTTING HAZARD TH41064 Make sure the engine is stopped before working on TH41064 any part of the engine compartment. WARNING: STAY CLEAR OF FRONT OF MINI-LOADER To avoid personal injury, stay clear of the front of...
  • Page 8 https://www.tractormanualpdf.info/...
  • Page 9 SECTION 2 2. CONTROLS Instrument Panel Control Panel Safety Interlock System Speed/Flow Regulation Attachment Lock Pins https://www.tractormanualpdf.info/...

  • Page 10: Instrument Panel

    2. CONTROLS 2.1 INSTRUMENT PANEL Fig. 2.1 It is necessary to become familiar with the location High Hydraulic Oil Temperature Light: This and purpose of each control before operating the light will illuminate when the oil temperature Mini-Skid Loader. has exceeded recommended levels. Shut off the engine immediately and determine the cause.

  • Page 11: Control Panel

    2. CONTROLS 2.2 CONTROL PANEL OPERATOR AREA CONTROLS (Fig. 2.2) Throttle LH Drive Lever The THOMAS Mini-Skid Loader features two RH Drive Lever independent hydraulic systems for the Mini-Skid Auxiliary Lever, Cylinder Driven Attach. Loader and attachment operation. Lift & Tilt Joystick...

  • Page 12: Secondary Controls

    Auxiliary Control Lever-Cylinder Operation reduced flow for Mini-Skid Loader functions. The THOMAS Mini-Skid Loader features two When the knob is turned to the right (B), the large separate auxiliary systems. The auxiliary lever primary pump is connected to the Mini-Skid Loader (Shown as item #4 in Fig.

  • Page 13: Safety Interlock System

    2. CONTROLS 2.3 SAFETY INTERLOCK SYSTEM Use extreme caution when stopping! If the bucket or attachment The Mini-Skid Loader is equipped with a hydraulic is raised, the machine safety interlock system. can tip. Keep all WARNING movements smooth. All new operators must When the Mini-Skid Loader is started, all hydraulic work the machine in a flow is directed away from the loader controls and...
  • Page 14 2. CONTROLS 2.4 SPEED/FLOW REGULATION The loader is equipped with a two-pump system, which supplies hydraulic power to operate the drive as well as all hydraulic functions. The output of the two pumps is 8.5 gpm (32.2 l/m) and 3 gpm (11.4 l/m).
  • Page 15 2. CONTROLS Selection Loader Flow (Speed)* Motor Auxiliary Flow* 3 GPM (1.3 mph) 8.5 GPM 8.5 GPM (3.5 mph) 3 GPM 0 GPM (No Drive) 11.5 GPM 11.5 GPM (4.4 mph) 0 GPM Fig. 2.4C * With Flow Control Knob turned fully out counter-clockwise. OPERATING MODES (See Fig.
  • Page 16 2. CONTROLS flows to the loaders drive and cylinder spool B/1 - High Speed Travel auxiliary hydraulic circuit. 3 gpm (11.4 l/m) flows to the motor spool auxiliary hydraulic circuit. This This mode is used when long travel distances are setting provides a travel speed of 3.5 mph (5.6 encountered.

  • Page 17: Attachment Lock Pins

    2. CONTROLS 2.5 ATTACHMENT LOCK PINS To lock attachments, rotate both pins inwards so that both handles are pointing towards the center of The quick-tach design allows changing from one the machine. This will allow the springs to push the attachment to another quickly and easily by pins downwards through the mounting holes in the disengaging pins.
  • Page 18 https://www.tractormanualpdf.info/...
  • Page 19 SECTION 3 3. OPERATION Starting Instructions Mounting Attachments Operational Procedure Filling From a Pile Digging with a Bucket Levelling and Backfilling Securing and Transporting Lifting the Mini-Skid Loader https://www.tractormanualpdf.info/...

  • Page 20: Operation

    3. OPERATION 3.1 STARTING INSTRUCTIONS This engine is equipped with glow pugs. Do not 1. Pre-Starting Inspection IMPORTANT use ether or any high Before starting the Mini-Skid Loader complete the energy fuels to assist following inspection: starting. (1) Check the hydraulic oil level, engine oil level, engine coolant level and fuel supply.

  • Page 21: Mounting Attachments

    3. OPERATION LOCK PINS DISENGAGED C4221 Fig. 2.5 LOCK PINS ENGAGED Fig. 2.5A C4222 3.2 MOUNTING ATTACHMENTS Rotate the lock pins to the locked position (handles facing inwards) (Figs. 3.2A), and The quick-tach, which is standard equipment, check that the lock pins are fully inserted allows changing from one attachment to another through the lock holes in the attachment.

  • Page 22: Removal Of Attachments

    3. OPERATION REMOVAL OF ATTACHMENTS C4173 1. Lower lift arms and tilt forward on the attachment so that the attachment is resting on the ground. If the attachment is hydraulically equipped, stop the engine, relieve hydraulic pressure in the attachment lines by partially shifting the COUPLERS auxiliary lever...

  • Page 23: Operational Procedure

    3. OPERATION 3.3 OPERATIONAL PROCEDURE When driving on slopes, keep the heaviest end of the Mini-Skid Loader upward. When driving on a slop with an empty bucket, back up the Mini-Skid Loader operational procedure and slope in reverse, and drive down a slope suggestions in this manual are based on the use of a forward (Fig.

  • Page 24: Filling From A Pile

    3. OPERATION 3.4 FILLING FROM A PILE Push the Lift and Tilt Joystick forward and lower the lift arms completely down. Push the Lift and Tilt Joystick right and place the cutting edge of the bucket on the ground. See Fig.3.4. Drive the loader forward slowly.
  • Page 25 3. OPERATION 3.6 LEVELLING AND When filling a trench or a hole, drive up to the hole with bucket low to push material up to the BACKFILLING edge. (Fig. 3.6C). To spread material on uneven ground, raise lift arms and tilt bucket forward while driving slowly forward (Fig.
  • Page 26 3. OPERATION 3.7 SECURING AND TRANSPORTING REAR TIE There are three tie down points provided for DOWN POINTS securing the Mini-Skid Loader while transporting. One at the lower front and two at the rear. See Figs. 3.7A & 3.7B. Be sure the trailer and/or truck is of adequate size and capacity to safely transport your Mini-Skid Loader.
  • Page 27 SECTION 4 4. MAINTENANCE Parts Ordering Fuels, Lubricants and Capacities Lift Arm Support Engine Maintenance Battery Maintenance Hydraulic/Hydrostatic System Maintenance Fuel Shutoff Valve Engine Cooling System Tracks 4.10 Electrical 4.11 Periodic Maintenance and Service Schedule 4.12 Trouble Shooting 4.13 Hydraulic Circuit 4.14 Electrical Circuit 4.15...

  • Page 28: Parts Ordering

    4. MAINTENANCE 4.1 PARTS ORDERING Maintenance and service intervals recommended in this manual are based on operation under average conditions. When operating the Mini-Skid Loader in severe conditions of heat, cold, dust, humidity or other extremes, service the Mini-Skid Loader at more frequent intervals. Failure to perform regular maintenance will result in damage to the Mini-Skid Loader.

  • Page 29: Lift Arm Support

    4. MAINTENANCE 4.3 LIFT ARM SUPPORT Never add fuel to a mini-skid when the To engage the lift arm support, remove any engine is running attachment and raise the lift arm to its maximum WARNING or is hot. NO SMOKING! height.

  • Page 30: Engine Maintenance

    4. MAINTENANCE 4.4 ENGINE MAINTENANCE OIL LEVEL CHECK FUNNEL Ensure that the Mini-Skid is standing level. Open the Service Access Cover (See Fig. 4.4) to access dipstick (See Fig 4.4A). Remove dipstick on the right hand side of the engine and visibly check the level. Top up with OIL FILL recommended oil (See Fig 4.4B).

  • Page 31: Battery Maintenance

    4. MAINTENANCE 4.5 BATTERY MAINTENANCE 4.6 HYDRAULIC/HYDROSTATIC SYSTEM MAINTENANCE NOTE: Raise lift arms and apply lift arm support device. See section 4.4. HYDRAULIC OIL LEVEL CHECK Remove the access panel by removing the two Ensure that the Mini-Skid is standing level, the black knobs (See Figs.
  • Page 32 4. MAINTENANCE CHANGING HYDRAULIC OIL FILTER CHANGING HYDRAULIC OIL With the engine stopped, remove bolts from the The hydraulic oil normally needs to be changed filter cover and remove the oil filter cartridge after 1000 operating hours or annually. However, if and bypass valve.

  • Page 33: Fuel Shut Off Valve

    4. MAINTENANCE 4.7 FUEL SHUTOFF VALVE 4.8 ENGINE COOLING SYSTEM The fuel shutoff valve is located under the step plate CHECKING COOLANT LEVEL (Fig. 4.8) of the Mini-Skid Loader (See Fig 4.7). Remove the With the Mini-Loader shutdown and the engine four bolts in the step plate to gain access to the fuel cool, remove the black knob.
  • Page 34 4. MAINTENANCE 4.9 TRACKS Ratcheting is the term given to sprocket/track slippage. (When the sprocket spins inside the track). This is a symptom of component failure and must be Every 8 hours: diagnosed and corrected immediately. To perform this check, raise and block the front of Mini-Skid Loader using the bucket tilt function, and the rear of the Mini-Skid Loader with a suitable Lifting...
  • Page 35 4. MAINTENANCE 4.10 ELECTRICAL ELECTRICAL PANEL The Mini-Skid Loader is equipped with a 12 volt, negative ground electrical system. All electrical service items can be accessed through the service access panel on rear of machine. See Fig 4.10A. All fuses, relays and circuit breakers terminate to this point.

  • Page 36: Periodic Maintenance And Service Schedule

    4. MAINTENANCE 4.11 PERIODIC MAINTENANCE AND SERVICE SCHEDULE ITEM SERVICE REQUIRED Engine Oil Check level of engine oil and top up if necessary. Use 10W30 API Classification CF oil. Engine Fuel Check level and top up if necessary. Hydraulic System Check level and top up if necessary.

  • Page 37: Troubleshooting

    4. MAINTENANCE 4.12 TROUBLE SHOOTING The following chart is intended to help isolate troubles and list possible remedies. Problem Cause Remedy Starter does not crank engine. Low battery output. Recharge or replace battery. Loose or disconnected battery cable. Check and tighten all connections. Engine turns over, but does not start.

  • Page 38: Hydraulic Circuit

    4. MAINTENANCE 4.13 HYDRAULIC CIRCUIT C4717 https://www.tractormanualpdf.info/...

  • Page 39: Electrical Circuit

    4. MAINTENANCE 4.14 ELECTRICAL CIRCUIT C4131 https://www.tractormanualpdf.info/...

  • Page 40: Special Tools

    4. MAINTENANCE 4.15 SPECIAL TOOLS PART # ILLUSTTRATION DESCRIPTION MODEL 960456 Hydraulic Flow and Pressure guage assembly MODELS C500 964976 Pin Removal Tool 35DT C4202 51661 Plate, Filter Assembly Tool 35DT C4203 https://www.tractormanualpdf.info/...
  • Page 41 SECTION 5 5. SPECIFICATIONS Specifications Decals https://www.tractormanualpdf.info/...

  • Page 42: Specifications

    5. SPECIFICATIONS 5.1 SPECIFICATIONS E. Dump Angle..........72° Dump Height ........46 (1168.4) G. Reach-Fully Raised ......10 (254) 35DT Mini-Skid Loader H. Height @ 45° Dump Angle ............48.75 (1238) Tipping Load ......1200 lbs. (544.3 kg) Reach @ 45° Dump Angle Rated Operating Capacity (35%) ............18.75 (464)
  • Page 43 5. SPECIFICATIONS ENGINE - DIESEL Make and Model ..........Kubota D1105 Type..............Three cylinder, liquid cooled diesel Displacement..........1.1 L Output Horsepower........25 HP net @ 3000 RPM (ISO 9249 Net Power) Output Torque ..........50.5 ft.lb @ 2100 RPM FLUID CAPACITIES Fuel Tank ............30.6 L (8.1 US gal.) Engine Oil with Filter Change ......5.1 L (1.35 US gal.) Hydraulic Oil Reservoir ........40 L (10.6 US gal.) TRACK AND BUCKET...
  • Page 44 5. SPECIFICATIONS 5.2 DECALS TH49574 TH41065 TH39191 TH44615 TH44615 TH49575 (RH) TH49576 (LH) TH46301 TH47781 TH23325 TH41064 TH41064 TH39192 40 40 40 40 https://www.tractormanualpdf.info/...
  • Page 45 5. SPECIFICATIONS 5.2 DECALS TH47783 TH49605 TH49577 TH49607 (inside) TH38043 DIESEL TH23310 TH23310 HYDRAULIC HYDRAULISCH HYRAULICO HYDRAULIQUE TH23307 TH23307 TH23308 TH49596 TH23308 TH44615 TH44615 TH47785 TH39192 https://www.tractormanualpdf.info/...
  • Page 46 TH49606 TH47781 Model #, Serial # (CE) CAUTION TH23312 TH23312 TH47857 TH49709 TH49710 Manufactured By Thomas Equipment 2004 Inc. Centreville, N.B., Canada Website www.thomasloaders.com ID # Model # Model #, Serial # (On Q-Tach) TH32275 42 42 42 42 https://www.tractormanualpdf.info/...
  • Page 47 SECTION 5 6. PARTS CATALOUGUE Mainframe Operator’s Platform Lift Arms Tracks Hydraulic Schematic Control Levers/Dash Panel Electrical Schematic Engine Spare Parts https://www.tractormanualpdf.info/...

  • Page 48: Parts Breakdown

    6. PARTS BREAKDOWN 6.1 MAINFRAME C4720 44 44 44 44 https://www.tractormanualpdf.info/...
  • Page 49 6. PARTS BREAKDOWN 6.1 MAINFRAME ITEM PART NO. DESCRIPTION QTY. 38789 Plug, Snap-In 4” 48090 Sight Glass 1” NPT 5170 Bolt, Hex 1/4” x 1” UNC GR5 PL 1193 Bolt, Hex 3/8 x 1/2 PC 2338 Bolt, 1/4” x 1/2” 964975 Cooler Cover 38303...

  • Page 50: Operator's Platform

    6. PARTS BREAKDOWN 6.2 OPERATOR'S PLATFORM C4723 46 46 46 https://www.tractormanualpdf.info/...
  • Page 51 6. PARTS BREAKDOWN 6.2 OPERATOR'S PLATFORM ITEM PART NO. DESCRIPTION QTY. 39540 Panel, Fuse & Circuit 964797 Belt Guard Assembly 47838 In-tank Oil Filter 48906 Tank Insulation Left Hand Side 964988 Filter Shield Welded Assembly 49236 Valve, Hydraulic Combiner 49362 Tube, Hydraulic 1/2”...
  • Page 52 6. PARTS BREAKDOWN 6.3 LIFT ARMS C4133 48 48 48 https://www.tractormanualpdf.info/...
  • Page 53 6. PARTS BREAKDOWN 6.3 LIFT ARMS ITEM PART NO. DESCRIPTION QTY. 964509 Lift Arm Welded Assembly (To S/N MD000192) 965365 Lift Arm Welded Assembly (S/N MD000193 Onward) 49334 Cylinder,2 x 14 x 22 964510 Parallel Arm Welded Assembly (To S/N MD000192) 965649 Parallel Arm Welded Assembly (S/N MD000193 Onward)
  • Page 54 6. PARTS BREAKDOWN 6.4 TRACKS C4148 50 50 50 https://www.tractormanualpdf.info/...
  • Page 55 6. PARTS BREAKDOWN 6.4 TRACKS ITEM PART NO. DESCRIPTION QTY. 965277 Axle Weld Assembly R.H. 965278 Axle Weld Assembly L.H. 964861 Front Hub Welded Assembly 51200 Bar, Drive Sprocket Washer 964859 Idler Mount Assembly, L.H. 964860 Idler Mount Assembly, R.H. 51193 Drive Sprocket 49339...
  • Page 56 6. PARTS BREAKDOWN 6.4 TRACKS (Continued) C4148 52 52 52 https://www.tractormanualpdf.info/...
  • Page 57 6. PARTS BREAKDOWN 6.4 TRACKS (Continued) ITEM PART NO. DESCRIPTION QTY. 49435 Seal 16071 Bearing 16072 Race 26722 Bearing 26723 Race 47534 Dust Cap 1632 Cotter Pin 5914 Nut, Cotter 8675 Axle Spacer 51338 Rear Sprocket 20200 1/2” x 1 1/4” Keystock 49306 Inner Seal 49437...
  • Page 58 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (TO S/N MD000239) C4132 54 54 54 https://www.tractormanualpdf.info/...
  • Page 59 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (TO S/N MD000239) ITEM PART NO. DESCRIPTION QTY. 49015 315 cc Hydraulic Motor 49016 Pump, Hydraulic Dual 47463 Tilt Cylinder 49373 Valve, Hyd SD6/5/AC (JG3) S-1C-SAE-CVN-Q38 47461 Valve, Hyd. SD4/1 (JG3) /11L-SAE 48592 Cplg, QU DIS 8 F 8 1/2 NPT Flush face body 1/2 48593 Cplg, QU DIS 8 M 8 1/2 NPT...
  • Page 60 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (Continued) C4132 56 56 56 https://www.tractormanualpdf.info/...
  • Page 61 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (Continued) ITEM PART NO. DESCRIPTION QTY. 49364 Tube, Hyd 1/2” x 29” LOA T to C 49360 Tube, Hyd 1/2” x 30” LOA P2 to P2 49361 Tube, Hyd 1/2” x 28” LOA P1 to P1 965233 Hose, Hyd 1/2”...
  • Page 62 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (S/N MD000240 Onward) C4717 https://www.tractormanualpdf.info/...
  • Page 63 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (S/N MD000240 Onward) ITEM PART NO. DESCRIPTION QTY. 49015 315 cc Hydraulic Motor 49016 Pump, Hydraulic Dual 47463 Tilt Cylinder 49373 Valve, Hyd. 47461 Valve, Hyd. 48592 Female Coupling, 1/2” 48593 Male Coupling, 1/2” 48594 Dust Cap For Female Flush Faced Coupling 48595...
  • Page 64 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (Continued) C4717 https://www.tractormanualpdf.info/...
  • Page 65 6. PARTS BREAKDOWN 6.5 HYDRAULIC SCHEMATIC (Continued) ITEM PART NO. DESCRIPTION QTY. 964821 Hose, Hyd. 3/8” x 15 1/2” 964830 Hose, Hyd. 3/8” x 51” 964822 Hose, Hyd. 3/8” x 13” 964829 Hose, Hyd. 3/8” x 54” 964823 Hose, Hyd. 3/8” x 15 1/8” 964834 Hose, Hyd.
  • Page 66 6. PARTS BREAKDOWN 6.6 CONTROL LEVERS/DASH C4146 62 62 62 https://www.tractormanualpdf.info/...
  • Page 67 6. PARTS BREAKDOWN 6.6 CONTROL LEVERS/DASH ITEM PART NO. DESCRIPTION QTY. 48012 Knob, Black Ball 47864 Handle, Joystick 47862 Lever, Auxiliary 47863 Lever, Handle, Drive 2811 3/16” Washer, Lock PL 48013 Black Knob, Press On 48041 Switch, Green Pushbutton 49424 Throttle Control Assembly 49598 10-32 x 5/8”...

  • Page 68: Electrical Schematic

    6. PARTS BREAKDOWN 6.7 ELECTRICAL SCHEMATIC C4131 64 64 64 https://www.tractormanualpdf.info/...
  • Page 69 6. PARTS BREAKDOWN 6.7 ELECTRICAL SCHEMATIC ITEM PART NO. DESCRIPTION QTY. 49591 Electrical Harness 45589 Battery Cable, to Starter 45590 Battery Cable, to Engine 22819 Battery Cable, to Frame 39840 Relay 49487 Brake Solenoid 51363 Brake Solenoid Extension https://www.tractormanualpdf.info/...

  • Page 70: Engine Spare Parts

    6. PARTS BREAKDOWN 6.8 ENGINE SPARE PARTS ITEM PART NO. DESCRIPTION QTY. Hose, Fuel 5 5/16 4 ft. Hose, Fuel 3 3/16 5 ft. 6268 Clamp, Hose #32 11141 Clamp, Hose #16 12052 Clamp, Hose 0.75 14797 Cock, Shut off 1/4 NPT MX 1/4 F 19949 Clamp, Fuel Line 26737...

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