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Challenger MT225 Service Manual

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CONTENTS - i
MT225
TRACTORS
SERVICE MANUAL
79019435B
GENERAL INFORMATION ......................................................................................................................................01
ENGINE ...................................................................................................................................................................02a
Engine Drop In........................................................................................................................................................02b
Engine Drop In........................................................................................................................................................02c
MAJOR COMPONENTS ..........................................................................................................................................03
CLUTCH SYSTEM ..................................................................................................................................................04
TRANSMISSION .....................................................................................................................................................05
HYDROSTATIC TRANSMISSION ............................................................................................................................06
REAR AXLE AND BRAKES ...................................................................................................................................07
FRONT AXLE ..........................................................................................................................................................08
HYDRAULIC SYSTEM.............................................................................................................................................09
ELECTRICAL ACCESSORIES ................................................................................................................................ 1 0
STEERING SYSTEM ..............................................................................................................................................11
LUBRICATION & PERIODIC MAINTENANCE ........................................................................................................12
79019435B

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Summary of Contents for Challenger MT225

  • Page 1 CONTENTS - i MT225 TRACTORS SERVICE MANUAL 79019435B GENERAL INFORMATION ............................01 ENGINE ...................................02a Engine Drop In................................02b Engine Drop In................................02c MAJOR COMPONENTS ............................03 CLUTCH SYSTEM ..............................04 TRANSMISSION ..............................05 HYDROSTATIC TRANSMISSION ..........................06 REAR AXLE AND BRAKES ...........................07 FRONT AXLE ................................08 HYDRAULIC SYSTEM.............................09 ELECTRICAL ACCESSORIES ..........................

  • Page 2: Table Of Contents

    GENERAL INFORMATION - A-1 GENERAL INFORMATION CONTENTS TRACTOR IDENTIFICATION .......................... A-2 Model/Serial Numbers ..........................A-2 SPECIFICATIONS ............................A-5 GENERAL PRECAUTIONS FOR DISASSEMBLY AND RE-INSTALLATION ..................A-12 Before Operation ............................ A-12 Precautions To Be Followed When Installing Standardized Parts ............A-12 STANDARD TORQUE CHART ........................

  • Page 3: Tractor Identification

    A-2 - GENERAL INFORMATION GENERAL INFORMATION TRACTOR IDENTIFICATION Model/Serial Numbers Each Tractor is identified by means of Tractor model and serial numbers. As a further identification, engine and chassis are provided with identification numbers. FIG. 1: Standard transmission Tractor identification plate, 1, located below operator’s seat on right-hand side of ver- tical floor panel.
  • Page 4 GENERAL INFORMATION - A-3 FIGS. 3, 4 & 5: Identification plate, for each model, con- tains model numbers, machine series numbers and weight in addition to Tractor serial numbers. I-3033 FIG. 3 I-6090 FIG. 4 I-7051 FIG. 5 79019435B Find manuals at https://best-manuals.com...
  • Page 5 A-4 - GENERAL INFORMATION FIG. 6: Engine model number, 1, is cast on right side of engine block, below the injection pump. Engine serial number, 2, is stamped into cylinder block, below engine model number. I-3244 FIG. 6 FIG. 7: Chassis number, 1, is stamped in right side of front frame.

  • Page 6: Specifications

    GENERAL INFORMATION - A-5 SPECIFICATIONS 1417 1417 1423/ST25/MT2 1423/ST25/ Mech.-4WD HST-4WD MT225 HST-4WD Mech. 4WD Dimensions (with ag-tires) Tire size Front 5-12 5-12 5.00-12 5.00-12 Rear 8-16 8-16 9.5–16 9.5-16 Overall length 254.5 (100.2”) 254.5 (100.2”) 268.0 (105.5”) 268 (105.5”) Overall width 100.0 (39.4”)
  • Page 7 A-6 - GENERAL INFORMATION 1417 1417 1423/ST25/MT225 1423/ST25/MT225 Mech.-4WD HST-4WD HST-4WD Mech 4WD Dimensions (with turf-tires) Tire size Front 20.5 x 8.00-10 20.5 x 8.00-10 23.0 x 10.50–12 23.0x10.50-12 Rear 29 x12.00-15 29 x12.00-15 315/75D-15 315/75D-15 Overall length 254.5 254.5 (100.2”)
  • Page 8 GENERAL INFORMATION - A-7 SPECIFICATIONS Models 1417 Engine Make ISEKI Diesel Model E393 Type Indirect injection, overhead valve Displacement 928 cc/56.6 cu. in. Number of cylinders Bore 74 mm Stroke 72 mm Engine horsepower (gross) @ engine rpm 15.5/2500 Firing order 1 - 3 –...
  • Page 9 A-8 - GENERAL INFORMATION H y d ra u lic s M a in h y d ra u lic s y s te m P u m p G e a r p u m p (O p e n c e n te r) O u tp u t –...
  • Page 10 GENERAL INFORMATION - A-9 SPECIFICATIONS Models 1423 / ST25 / MT225 Engine Make ISEKI Diesel Model E3112-B05 Type Indirect injection, overhead valve Displacement 1123 cc/68.5 cu.in. Number of cylinders Bore 78.2 mm/3.078” Stroke 78 mm/3.070” Engine horsepower (net) @ engine rpm 16.5kW (22.5hp)/2800...
  • Page 11 A-10 - GENERAL INFORMATION Power take-off (PTO) Control Electric switch Clutch Wet, multi-disc, hydraulic Rear PTO shaft 35 mm (1.378 in) diameter - six spline Output Clockwise rotation (Facing shaft) Speeds @ engine rpm Hydro-540 @ 2680 / STD-540@2730 Mid PTO (accessory) shaft 25 mm (1 in) diameter - fifteen spline Output Clockwise rotation (Facing shaft)
  • Page 12 GENERAL INFORMATION - A-11 Electrical system System voltage 12 volt - negative (-) ground Battery CCA @ 0°F (-18°) 433 CCA Charging 40 amp alternator with internal regulator Capacities Engine crankcase with filter 2.7 liters (2.9 US qts.) Transmission and differential housing 14.0 liters (14.8 US qts.) (including hydraulics) Fuel tank...

  • Page 13: General Precautions For Disassembly And Re-Installation

    Lifting it up with jack only is a dangerously unstable procedure. When replacing parts, use authorized genuine Massey Ferguson, AGCO and Challenger parts only. Massey Ferguson, AGCO and Challenger assumes no responsi- bility for accidents, operating problems or damage Caused by the use of imitation parts.
  • Page 14 GENERAL INFORMATION - A-13 Snap rings Snap ring installers should be designed so as not to per- manently deform the snap rings, 1. Installed snap rings should be seated securely in the groove. Be careful not to overload the snap ring to the extent that it is permanently deformed.
  • Page 15 A-14 - GENERAL INFORMATION Bolts and Nuts Special bolts are installed at several locations, so be sure not to interchange them with other bolts. Bolts and nuts should be tightened to their specified torque using a torque wrench. When locking the bolts or nuts with wire pay particular attention to winding direction.

  • Page 16: Standard Torque Chart

    GENERAL INFORMATION - A-15 STANDARD TORQUE CHART TORQUE CHART FOR METRIC FASTENERS (ZINC COATED) Nominal Strength Class- Strength Class- Strength Class- Size ISO 4.6 (4T) ISO 8.8 (7T) ISO 10.9 (9T) in mm Torque Nm (lbf ft) Torque Nm (lbf ft) Torque Nm (lbf ft) Min.

  • Page 17: Sealant & Adhesives

    A-16 - GENERAL INFORMATION SEALANT & ADHESIVES Sealant and adhesives quoted in this workshop service manual are listed below. NOTE: Where use of a specific sealant or retaining compound is required, this recommendation will be listed in the relevant operation. It should be understood that additional requirements are normally considered normal workshop practice.

  • Page 18: Conversion Tables

    GENERAL INFORMATION - A-17 CONVERSION TABLES M U L T IP L Y : B Y : T o G e t: M U L T IP LY B Y : T o G et: LIN E A R inch e s x 25 .4 m illim e te rs (m m ) x 0 .0 3 93 7...
  • Page 19 A-18 - GENERAL INFORMATION INCHES TO MILLIMETERS INCHES DECIMALS MILLI- MILLIMETERS TO INCHES FARENHEIT & CENTIGRADE METERS °F °C °C °F 1/64 .015625 .3969 .0001 .00254 .001 .000039 -28.9 1/32 .03125 .7937 .0002 .00508 .002 .000079 –15 –26.1 –28 –18.4 3/64 .046875 1.1906...
  • Page 20 ENGINE - B1 ENGINE CONTENTS ENGINE OIL AND FILTER ..........................B-2 SERVICE ACCESS ............................B-2 COOLING SYSTEM ............................B-4 FAN BELT ..............................B-4 THERMOSTAT ..............................B-5 ENGINE AIR CLEANER ..........................B-5 FUEL SYSTEM .............................. B-7 Fuel Filter ..............................B-7 Fuel Pump ............................... B-7 Throttle Lever ............................

  • Page 21: Engine Oil And Filter

    B2 - ENGINE SERVICE ACCESS CAUTION: Shut off engine before servicing Tractor. Hood side panels and front grille must be installed and secured prior to operating unit. FIG. 1: To access radiator, battery and engine components, right and left hood side panels can be easily removed.
  • Page 22 ENGINE - B3 FIG. 4: To add oil, open the door, 2, on the top of the engine hood and remove the filler cap, 3. Add oil using a funnel, 4, to prevent oil from spilling. NOTE: Add oil slowly to assist in venting air from crankcase.

  • Page 23: Cooling System

    B4 - ENGINE COOLING SYSTEM CAUTION: DO NOT remove radiator cap when engine is hot. Rotate cap slowly to release pressure. Then cap can be safely removed. FIG. 7: Cooling system is filled at factory with anti-freeze solution to protect engine and radiator to -30° F (-34° C). Cooling level should be maintained to 1/2"...

  • Page 24: Thermostat

    ENGINE - B5 FIG. 11: To adjust belt tension, loosen alternator pivot bolt and nut, 1, and tensioning bracket bolt, 2. Pull outward on top of alternator to correctly tension belt and tighten bolt, 2, first and then tighten pivot bolt, 1. IMPORTANT: Do not pry against alternator housing or pulley.
  • Page 25 B6 - ENGINE FIG. 14: Air Filter element, 4, may be cleaned (if in serviceable condition) using following procedures: 1. Using compressed air not to exceed 30 psi (200 kPa) from inside element, remove loose dirt, grass, chaff, etc. Be careful not to damage element pleats with air flow.

  • Page 26: Fuel System

    ENGINE - B7 FUEL SYSTEM Use only clean diesel fuel of correct grade. Introduction of water or dirt into fuel tank or other portion of fuel system can cause repeated plugging of fuel filter and possible injection pump and injector damage. NOTE: Refer to engine service manual for more detailed information on servicing the fuel system.

  • Page 27: Throttle Lever

    B8 - ENGINE Air-Bleeding Procedure FIGS. 17 and 18: Fuel system should be bled of air after the following: • Emptied fuel tank. • Removal of fuel filter or fuel piping. • Engine has not run for extended period of time, or, engine starts and stops (or fails to start) after short period of operation.
  • Page 28 ® Challenger MT225 Compact Tractor SERVICE MANUAL 79019435 B Rev. 02b - Engine Engine Service Manual Iseki Three-Cylinder Diesel Engine (Effective 2005 Production) Component Service Manual to be inserted here. (Epsilon users go to AGCO Parts / Service Manuals / Miscellaneous / Engines) NOTE TO THE USER - The above Component Service Manual was automatically shipped under separate part number when your Service Manual was ordered.
  • Page 29 ENGINE SERVICE MANUAL Iseki Three-Cylinder Diesel Engine (Effective 2005 Production)
  • Page 30 TO OUR CUSTOMER: ® Congratulations on your selection of an AGCO Product. We believe you have exercised excellent judgment in the purchase of your ® AGCO machine. We are most appreciative of your patronage. Your Dealer has performed the pre-delivery service on your new machine.
  • Page 31 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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