New Holland BoomerTM 40 ROPS, BoomerTM 50 ROPS Compact Tractor Service Manual (47917001)

These Boomer 40 and 50 ROPS tractors spend their lives on small farms, estates, and landscaping jobs—loader work, mowing, light tillage. This service manual is what I’d pull out when a machine comes in with a driveline noise, a hydraulic leak, or an electrical gremlin and I need a logical path to chase it down. For example, if the PTO won’t engage under load, this book walks you through how to trace the fault from the lever and linkage back through the clutch and transmission components, so you’re repairing the right part the first time.

Applications & Use Cases

• Diagnose hard-start, smoke, or power-loss complaints by following a structured engine check sequence before replacing parts.
• Disassemble and reassemble driveline and axles with the right order of operations so you don’t fight hidden snap rings or misaligned shafts.
• Track hydraulic issues like slow loader lift or three-point drift by isolating valves, pump, and cylinders methodically.
• Verify and adjust linkages and controls so shifting, PTO engagement, and pedal feel are consistent after repairs.
• Plan jobs in the shop by knowing what must come off first and what special tools are worth setting up ahead of time.

FAQ

Q: Can I use this manual on a tablet in the shop?

A: Yes, it’s well-suited to a tablet or laptop so you can zoom diagrams and search terms right next to the tractor.

Q: Is it worth printing sections of this manual?

A: Many techs print only the few procedures they’re doing that day, then mark notes or measurements on the pages and keep the full manual digital.

Safety Note

Always support raised components securely and follow the manual’s lockout and blocking steps before working under or around the tractor.

New Holland BoomerTM 40 ROPS, BoomerTM 50 ROPS Compact Tractor Index:

• Contents
• INTRODUCTION
• Engine – 10
• Clutch – 18
• Transmission – 21
• Front axle system – 25
• Rear axle system – 27
• Hydrostatic drive – 29
• Power Take-Off (PTO) – 31
• Brakes and controls – 33
• Hydraulic systems – 35
• Hitches, drawbars, and implement couplings – 37
• Steering – 41
• Wheels – 44
• Electrical systems – 55
• Platform, cab, bodywork, and decals – 90
• SPECIAL TOOL INDEX

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