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Jacobsen AR-3 - Page 336

Jacobsen AR-3
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INDEX
4181384 First Edition IX-5
IX
Power Circuit
Schematic, Electrical . . . . . . . . . . . . . . . . . . 4-18
Theory of Operation, Electrical . . . . . . . . . . 4-17
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 4-50
Power Train
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Product Identification
Engine Serial Number . . . . . . . . . . . . . . . . . . 2-2
Model Identification Number . . . . . . . . . . . . . 2-2
Mower Serial Number . . . . . . . . . . . . . . . . . . 2-2
Q
Quality of Cut
Troubleshooting—AR-3 . . . . . . . . . . . . . . . . . 8-6
Troubleshooting—TR-3 . . . . . . . . . . . . . . . . 8-15
Quality of Cut Symptoms
Marcelling . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17
Rifling or Tramlining . . . . . . . . . . . . . . 8-13, 8-23
Scalping . . . . . . . . . . . . . . . . . . . . . . . . 8-9, 8-19
Step Cutting . . . . . . . . . . . . . . . . . . . . . 8-8, 8-18
Stragglers . . . . . . . . . . . . . . . . . . . . . . 8-10, 8-20
Streaks . . . . . . . . . . . . . . . . . . . . . . . . 8-11, 8-21
Washboarding . . . . . . . . . . . . . . . . . . . 8-7, 8-16
Windrowing . . . . . . . . . . . . . . . . . . . . 8-12, 8-22
R
Radiator
Removal and Installation . . . . . . . . . . . . . . . 3-13
Raise Circuit
Schematic, Hydraulic . . . . . . . . . . . . . . . . . . 6-19
Theory of Operation, Hydraulic . . . . . . . . . . 6-18
Raise Solenoid Coil
Removal and Installation . . . . . . . . . . . . . . . 4-85
Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-68
Raise/Lower Circuit
Schematic, Electrical . . . . . . . . . . . . . . . . . . 4-37
Theory of Operation, Electrical . . . . . . . . . . 4-36
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 4-55
Rear Deck Yoke—AR-3
Removal and Installation . . . . . . . . . . . . . . . 8-29
Rear Roller—TR-3
Disassembly, Inspection, and Assembly . . . 8-44
Removal and Installation . . . . . . . . . . . . . . . 8-44
Rear Wheel
Removal and Installation . . . . . . . . . . . . . . . 9-18
Rear Wheel Motor
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
Disassembly . . . . . . . . . . . . . . . . . . . . . . . . 5-38
Removal and Installation . . . . . . . . . . . . . . 5-36
Rear Wheel Support
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-13
Reel Bearing Housing Assemblies—TR-3
Removal and Installation—Drive Side . . . . 8-38
Removal and Installation—Non-Drive Side 8-40
Reel Blade—TR-3
Removal and Installation . . . . . . . . . . . . . . 8-41
Reel Drive Motor—TR-3
Disassembly, Inspection, and Assembly . . 8-34
Removal and Installation . . . . . . . . . . . . . . 8-33
Repair
Air Cleaner Assembly . . . . . . . . . . . . . . . . . . 3-8
Canopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Cutting Units—AR-3 . . . . . . . . . . . . . . . . . . 8-25
Cutting Units—TR-3 . . . . . . . . . . . . . . . . . . 8-33
Engine Service . . . . . . . . . . . . . . . . . . . . . . 3-24
Exhaust Manifold—Naturally Aspirated Engine . .
3-11
Exhaust Manifold—Turbocharged Engine . 3-12
Fan Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Front Wheel Motor . . . . . . . . . . . . . . . . . . . 5-25
Front Wheels . . . . . . . . . . . . . . . . . . . . . . . 9-19
Fuel Pump—Naturally Aspirated Engine . . 3-18
Fuel Pump—Turbocharged Engine . . . . . . 3-19
Fuel Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-6
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-6
Hydraulic . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-44
Hydrostatic Pump . . . . . . . . . . . . . . . . . . . . 5-22
Muffler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
OPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Radiator/Hydraulic Oil Cooler . . . . . . . . . . . 3-13
Rear Wheel . . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Rear Wheel Motor . . . . . . . . . . . . . . . . . . . . 5-36
Rear Wheel Support . . . . . . . . . . . . . . . . . . 7-13
Seat and Mounting Plate . . . . . . . . . . . . . . 9-16
Steering Cylinder . . . . . . . . . . . . . . . . . . . . 7-10
Steering Tower . . . . . . . . . . . . . . . . . . . . . . . 7-9
Steering Valve . . . . . . . . . . . . . . . . . . . . . . . 7-7
Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . 7-7
Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
Throttle Cable and Lever . . . . . . . . . . . . . . 3-17
Traction Pedal . . . . . . . . . . . . . . . . . . . . . . . 9-10
Work Light . . . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Resistance Test
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-60

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