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jcb 6TFT Service Manual
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SERVICE MANUAL
6TFT, 6TST
EN - 9813/5300 - ISSUE 1 - 09/2015
This manual contains original instructions, verified by
the manufacturer (or their authorized representative).
Copyright 2015 © JCB SERVICE
All rights reserved. No part of this publication may
be reproduced, stored in a retrieval system, or
transmitted in any form or by any other means,
electronic, mechanical, photocopying or otherwise,
without prior permission from JCB SERVICE.
www.jcb.com
Foreword
The Operator's Manual
You and others can be killed or seriously injured
if you operate or maintain the machine without
first studying the Operator's Manual. You must
understand and follow the instructions in the
Operator's Manual. If you do not understand
anything, ask your employer or JCB dealer to
explain it.
Do not operate the machine without an Operator's
Manual, or if there is anything on the machine you
do not understand.
Treat the Operator's Manual as part of the machine.
Keep it clean and in good condition. Replace the
Operator's Manual immediately if it is lost, damaged
or becomes unreadable.
Contents
01 - Machine
06 - Body and Framework
09 - Operator Station
15 - Engine
18 - Fuel and Exhaust System
21 - Cooling System
24 - Brakes
25 - Steering System
27 - Driveline
30 - Hydraulic System
33 - Electrical System
72 - Fasteners and Fixings
75 - Consumable Products
78 - After Sales

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Summary of Contents for jcb 6TFT

  • Page 1 Operator's Manual. You must understand and follow the instructions in the Operator's Manual. If you do not understand anything, ask your employer or JCB dealer to explain it. SERVICE MANUAL Do not operate the machine without an Operator's Manual, or if there is anything on the machine you do not understand.
  • Page 2 15 - Engine 45 - Oil Sump 00 - General 00 - General Introduction Introduction ..........15-181 The lubrication system distributes oil around the Component Identification ......15-182 engine by a system of galleries and drillings in the crankcase and cylinder head. The oil lubricates and Remove and Install ........
  • Page 3: Component Identification

    15 - Engine 45 - Oil Sump 00 - General Component Identification Figure 185. Oil sump External high pressure oil feed connection Suction strainer (crankcase) - Turbocharger (if installed) Oil pump Main high pressure oil feed gallery Oil cooler (crankcase) Filter Oil pressure switch Camshaft - high pressure oil feed...
  • Page 4: Remove And Install

    15 - Engine 45 - Oil Sump 00 - General Remove and Install Special Tools 2. Drain the engine oil. Description Part No. Qty. Removal Template for Sealant 892/01149 Oil Sump (Pressed) 1. Remove the fixing bolts and remove the oil sump Oil Sump Location 892/01150 from the engine.
  • Page 5: Installation

    15 - Engine 45 - Oil Sump 00 - General Installation Figure 188. 1. Lightly smear the new oil pick up seal with oil and install into the bedplate as shown. Figure 187. Oil pick up seal 2. Install the two guide pins at the oil sump screw holes in the engine.
  • Page 6 15 - Engine 45 - Oil Sump 00 - General After Replacing 1. Allow the sealant to cure for Duration: 20min 2. Refill the engine with the recommended engine oil. Refer to (PIL 75-00). 3. Start the engine and check for oil leaks. Table 55.
  • Page 7 15 - Engine 51 - Timing Gear 00 - General Component Identification Figure 190. Crankshaft gear Heavy duty PTO device gear (if fitted) Camshaft gear Heavy duty PTO device gear (if fitted) High pressure fuel pump gear Low duty PTO device gear (if fitted) Oil pump gear 15 - 188 9813/5300-1...
  • Page 8: Operation

    15 - Engine 51 - Timing Gear 00 - General Operation All the gears are driven via the crankshaft gear as • Oil pump gear-The lubrication oil pump is driven follows: directly by the crankshaft gear. • Power Take-Off (PTO)-driven by the crankshaft •...
  • Page 9 15 - Engine 51 - Timing Gear 00 - General Low duty PTO device gear (if installed) 15 - 190 9813/5300-1 15 - 190...
  • Page 10 15 - Engine 51 - Timing Gear 03 - Crankshaft Gear 03 - Crankshaft Gear Remove and Install Special Tools 2. Remove the flywheel. Refer to (PIL 15-54). Description Part No. Qty. 3. Remove the flywheel housing. Refer to (PIL Crankshaft / Camshaft 892/01148 15-54).
  • Page 11 15 - Engine 51 - Timing Gear 03 - Crankshaft Gear Figure 192. Drive gear and flywheel hub fixing bolt Blanking plug - crankcase Flywheel hub Crankshaft - gear location spigot Crankshaft gear Timing pin - camshaft Location dowel Timing pin - crankshaft Camshaft drive gear 15 - 192 9813/5300-1...
  • Page 12 15 - Engine 51 - Timing Gear 03 - Crankshaft Gear Remove 1. Remove the flywheel hub fixing bolt and remove the flywheel hub. 2. Remove the crankshaft gear from the crankshaft. Make sure you retrieve the location dowel. Inspect 1.
  • Page 13 15 - Engine 51 - Timing Gear 06 - Camshaft Gear 06 - Camshaft Gear Remove and Install The camshaft drive gears are an interference fit on complete camshaft and gear assembly must be the end of the camshaft and cannot be removed renewed.
  • Page 14 15 - Engine 51 - Timing Gear 09 - Fuel Injection Pump Gear 09 - Fuel Injection Pump Gear Remove and Install Note: The illustrations show the engine inverted. If 2. Loosely install the high pressure fuel pump and the drive gear components are being removed prior fixing nut, retain the gear.
  • Page 15 15 - Engine 51 - Timing Gear 09 - Fuel Injection Pump Gear Figure 194. Drive gear - high pressure fuel pump Fixing nut - drive gear - high pressure fuel pump Remove Install 1. Remove the fixing nut and lift out the gear. 1.
  • Page 16 15 - Engine 51 - Timing Gear 09 - Fuel Injection Pump Gear 2. Follow the procedures listed under Before Removal in reverse order. Note that the gear fixing nut is torque tightened as part of the high pressure fuel pump replacement procedure. Refer to (PIL 18-18).
  • Page 17 15 - Engine 51 - Timing Gear 15 - Heavy Duty PTO Gear 15 - Heavy Duty PTO Gear Remove and Install Note: The illustrations show the engine inverted. If 2. Remove the starter motor. the drive gear components are being removed prior Refer to: Engine >...
  • Page 18 15 - Engine 51 - Timing Gear 15 - Heavy Duty PTO Gear Figure 195. High duty PTO idler gear Idler gear bearing bush Idler gear hub Crankshaft gear Idler gear hub retaining screws (x3) Idler gear hub location dowel Flywheel hub Oil feed drilling Flywheel hub fixing bolt...
  • Page 19: After Installation

    15 - Engine 51 - Timing Gear 15 - Heavy Duty PTO Gear Install 1. Replacement is the reversal of the removal procedure but note the following. 2. Make sure that all items are clean and free from damage and corrosion. 3.
  • Page 20 15 - Engine 51 - Timing Gear 22 - Rear Case 22 - Rear Case Remove and Install Special Tools 6. Remove the high duty PTO device (if installed). Description Part No. Qty. 7. Remove the low duty PTO device (if installed). Template for Sealant 892/01176 Gear case to...
  • Page 21 15 - Engine 51 - Timing Gear 22 - Rear Case Figure 196. B (T2) C (T2) A (T2) Timing gear case - rear Anaerobic sealant Timing case fixing bolts (x19) Alignment pins (Locally manufacture) Crankcase/bedplate assembly Sealant template (comprises: Main template Dowel - A, Long gallery template - B, Short gallery Dowel - with flats...
  • Page 22 15 - Engine 51 - Timing Gear 22 - Rear Case Remove pins T1 to install the final two bolts). Tighten the bolts to the correct torque value. 1. Remove the timing case fixing bolts and then Important: If the parts have not been torque tightened separate the timing case from the crankcase/ within the maximum 15 minute time period, then the bedplate assembly.
  • Page 23 Download the full PDF manual instantly. Our customer service e-mail: aservicemanualpdf@yahoo.com...

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