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New Holland Boomer 50 - User Manual

New Holland Boomer 50
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OPERATOR’S MANUAL
Part number 91800912
1
st
Edition English
August 2022
Boomer
45
Boomer
50
Boomer
55
Tier 4B (final)
Compact Tractor
Boomer
45 Cab: PIN LSM0B45C0N0020001 and after; ROPS: PIN LSM0B45R0N0020001 and after
Boomer
50 Cab: PIN LSM0B50C0N0020001 and after; ROPS: PIN LSM0B50R0N0020001 and after
Boomer
55 Cab: PIN LSM0B55C0N0020001 and after; ROPS: PIN LSM0B55R0N0020001 and after
ORIGINAL INSTRUCTIONS

Table of Contents

Questions and Answers

  • R
    Ryan ShahAug 15, 2025
    Why is my New Holland Tractor engine overheating?
    • A
      Alicia BrightAug 15, 2025
      An overheating engine in your New Holland Tractor can be caused by several factors. Check for a lack of coolant and add as needed. Inspect the fan belt for slippage or breakage, adjusting the tension or replacing the belt if necessary. Also, examine the radiator and prescreen for dirt accumulation, cleaning them as needed.
  • M
    macostaAug 18, 2025
    What to do if the New Holland Boomer 50 start motor doesn't rotate?
    • E
      Erika CastroAug 18, 2025
      If the start motor doesn't rotate when the key is in the start position, several issues could be the cause. It could be due to a low battery charge, so charge or replace the battery. Check for loose battery or starter cable terminals and tighten them. The key switch might be faulty, requiring repair or replacement. Ensure the safety start switch is completing the circuit by fully depressing the clutch pedal and ensure that the PTO safety switch is in the OFF position. Finally, the starter motor itself may be faulty, needing repair or replacement.
  • A
    Andrea KimAug 21, 2025
    What to do if New Holland Boomer 50 Tractor start motor rotates but the engine doesn't start?
    • V
      Vincent CollinsAug 21, 2025
      If the start motor rotates but the engine doesn't start, it could be due to a low battery charge, so you should charge or replace the battery. Another possible cause is air in the fuel system, in which case you'll need to bleed out the air. Additionally, a clogged fuel filter could be the culprit, requiring you to clean or replace the filter.
  • T
    Thomas MeyerAug 25, 2025
    What to do if New Holland Boomer 50 engine stops suddenly?
    • W
      watsonsarahAug 25, 2025
      If your New Holland Tractor engine stops suddenly during operation, it could be due to a fuel shortage. Add fuel and bleed air from the fuel system. A faulty fuel injector could also be the cause, requiring repair or replacement. In more serious cases, internal parts of the engine may have seized due to a lack of lubrication, which would require engine repair.
  • A
    Alyssa GonzalezAug 27, 2025
    How to troubleshoot low engine power in New Holland Tractor?
    • G
      Grace MccallAug 27, 2025
      If your New Holland Tractor has low engine power, several factors could be responsible. A clogged fuel injector nozzle could be the cause, requiring injector repair. Carbon accumulation on the valve seat might be present, necessitating valve and seat repair. Incorrect valve gap adjustment should be checked and adjusted to the correct amount. Also check for a lack of fuel supply, and clean or replace the air filter if clogged.
  • J
    Johnny KleinAug 30, 2025
    Why is the engine speed of my New Holland Tractor irregular?
    • A
      Angela WilsonAug 30, 2025
      Irregular engine speed in your New Holland Tractor can stem from several issues. Air in the fuel system could be the cause; bleed the fuel system to resolve this. A clogged fuel filter is another possibility, so clean or replace the filter. Additionally, a clogged injection nozzle may be the problem, requiring repair or replacement. Fuel leakage can also lead to irregular engine speed, so repair the fuel system as needed.
  • J
    John CruzSep 2, 2025
    What does it mean if the engine oil pressure light is on in my New Holland Tractor?
    • D
      deniseleeSep 2, 2025
      If the instrument panel engine oil pressure indicator light is on during operation, it could indicate several issues. Check for a lack of engine oil and add as needed. Low viscosity of the engine oil could also be the problem, so replace the oil with the proper viscosity type. A faulty pressure switch may be the cause, requiring switch replacement. The engine oil filter might be clogged, so replace the filter. A faulty engine oil pump may need repair.
  • E
    Erik GoodmanSep 5, 2025
    Why is the exhaust gas of my New Holland Boomer 50 Tractor black?
    • M
      Marissa WhiteSep 5, 2025
      Black exhaust gas from your New Holland Tractor can be attributed to a few potential issues. The air filter might be clogged, so clean or replace it. Excessive fuel supply or a faulty fuel injector may also be the cause.
  • D
    David WardSep 8, 2025
    Why is the exhaust smoke from my New Holland Boomer 50 Tractor white?
    • M
      Morgan HamptonSep 8, 2025
      White exhaust smoke from your New Holland Tractor can be caused by a few things. It could be due to low engine operating temperature, so allow the engine to reach a higher temperature. Alternatively, the engine might be burning oil, or engine coolant could be entering the exhaust.
  • L
    Lindsey CollierSep 12, 2025
    What does it mean when the battery charging indicator is on in my New Holland Boomer 50?
    • K
      kburgessSep 12, 2025
      If the instrument panel battery charging indicator is illuminated during operation, it suggests a bad electrical connection. Check the battery terminals and ground connections, and repair as needed.

Summary

1 - GENERAL INFORMATION

Tractor Intended Use

Details the intended purposes for pulling, carrying, and powering various equipment.

2 - SAFETY INFORMATION

Safety Rules and Signal Word Definitions

Explains DANGER, WARNING, CAUTION, and NOTICE signal words and their associated colors.

General Safety Rules

Provides general safety guidelines for operating the machine, including slopes, alcohol, and moving parts.

Operator Protective Structure Safety

Warns against modifying the protective structure and outlines post-accident inspection requirements.

Do Not Operate Tag

Details the use and importance of 'Do Not Operate' tags for servicing safety.

Starting Up Safely - Mechanical Transmission

Provides critical safety warnings and procedures for starting the machine, especially the mechanical transmission.

Starting Safely - HST Model

Details the safety procedures for starting the Hydrostatic Transmission (HST) model.

Operator Presence System

Explains the operator presence system for both starting and running operations to ensure safety.

Stopping the Machine Safely

Outlines the correct procedures for safely stopping the engine and the machine.

3 - CONTROLS AND INSTRUMENTS

Operators Seat - Presence Switch

Explains the location and function of the operator presence switch on the seat for safety.

Instrument Panel Overview

Explains the function of each indicator light and gauge on the tractor's instrument panel.

Engine Fault Code Display

Provides a guide to identifying and correcting tractor malfunctions using fault codes.

Brake Pedals

Describes the function of left and right brake pedals and how to lock them together.

Power Take-Off (PTO) Switch

Explains how to engage and disengage the PTO using the PTO switch and indicator light.

Key Switch Operation

Describes the function of the key switch for starting, operating lights, and shutting off the engine.

Parking Brake - Cab

Explains how to engage and disengage the parking brake lever in the cab.

Parking Brake - ROPS

Details engaging and disengaging the parking brake lever on ROPS-equipped tractors.

Engine Speed Management (ESM) Switch - ROPS

Enables the Engine Speed Management (ESM) function for selecting and saving engine speeds.

Engine Speed Management (ESM) Switch - Cab

Enables the Engine Speed Management (ESM) function for the cab.

Hydraulic Power Lift (HPL) - Cab

Explains the operation of the HPL lever for controlling lift arms and position control.

Hydraulic Power Lift (HPL) - ROPS

Details the HPL lever operation for lift arms and position control on ROPS tractors.

Air Conditioning System Operation

Details starting, adjusting, and stopping the air conditioning system for optimal comfort.

4 - OPERATING INSTRUCTIONS

Engine Speed Management (ESM) - Cab

Allows operator to select and save specific engine speeds, controlled by the ESM main switch.

Engine Speed Management (ESM) - ROPS

Explains ESM function for selecting engine speed, controlled by ESM main switch on ROPS models.

Engine Break-In Procedure

Guidelines for proper care during the first 50 hours of operation to ensure long service life.

Diesel Particulate Filter (DPF) Regeneration

Defines DOC, DPF, regeneration process, and components for emission control.

Auto Regeneration Mode Operation

Explains the automatic regeneration cycle activated by soot load and exhaust temperature.

Inhibited Regeneration Mode Operation

Details how to delay or stop regeneration to avoid fire hazards due to high exhaust temperatures.

Forced Regeneration Mode Operation

Describes how to manually initiate DPF regeneration before automatic activation.

Rear PTO Operation - Cab

Instructions for engaging and disengaging the rear PTO on cab models.

Mid PTO Operation - Cab

Details engaging and disengaging the mid PTO on cab models.

Rear PTO Operation Without Operator Present

Outlines safety procedures and conditions for operating the rear PTO without an operator in the seat.

Rear PTO Operation - ROPS

Instructions for engaging and disengaging the rear PTO on ROPS models.

Mid PTO Operation - ROPS

Details engaging and disengaging the mid PTO on ROPS models.

Rear PTO Operation Without Operator Present - ROPS

Safety procedures for operating rear PTO without an operator in the seat on ROPS tractors.

Attaching Three-Point Equipment

Step-by-step instructions for attaching implements to the tractor's three-point linkage.

ROPS Fold Up;Down Procedure

Details safety precautions and procedures for folding and unfolding the ROPS.

Starting the Unit - Key Switch

Explains the key switch operation for activating lights, instruments, and starting the engine.

Cold Starting Aids and Preheat Procedure

Details the use of glow plugs and coolant heaters for starting in cold weather.

Starting the Engine - Mechanical Transmission

Provides safety warnings and procedures for starting the engine on mechanical transmission models.

Starting Procedure - Mechanical Transmission

Step-by-step guide for starting the engine on mechanical transmission models.

Operator Presence System (Start & Run)

Details system conditions for starting and running operations based on operator presence.

Starting the Engine - Hydrostatic Transmission

Provides safety warnings and procedures for starting the engine on hydrostatic transmission models.

Starting Procedure - Hydrostatic Transmission

Step-by-step guide for starting the engine on hydrostatic transmission models.

Operator Presence System (Start & Run) - HST

Explains system conditions for starting and running operations for HST models.

Starting Tractor with Jumper Cables

Provides safety warnings and procedures for jump-starting the tractor's battery.

Stopping the Engine Safely

Outlines the procedures for safely stopping the tractor's engine.

Emergency Stopping - Cab (Mechanical)

Procedure for making an emergency stop on mechanical transmission models in the cab.

Emergency Stopping - Cab (HST)

Procedure for making an emergency stop on HST models in the cab.

Emergency Stopping - ROPS (Mechanical)

Procedure for emergency stop on ROPS mechanical transmission models.

Emergency Stopping - ROPS (HST)

Procedure for emergency stop on ROPS HST models.

Brake Pedals - HST and Mechanical Transmissions

Explains brake pedal function for HST and mechanical transmissions and stopping the tractor.

Park Brake - Cab

Explains engaging and disengaging the park brake lever in the cab.

Park Brake - HST Model

Details engaging and disengaging the park brake lever on HST models.

Hydrostatic Transmission (HST) Operation

Details how to operate the HST transmission using forward/reverse pedals and range shift lever.

16 x16 Mechanical Transmission Operation

Describes operation of the 16x16 transmission using clutch, shuttle, main shift, and range levers.

Parking the Unit - Cab (Mechanical)

Provides procedures for parking the tractor using brakes and controls in the cab.

Parking the Unit - HST Model

Details procedures for parking the tractor using brakes and controls on HST models.

Parking the Unit - ROPS (Mechanical)

Procedures for parking ROPS-equipped mechanical transmission tractors.

Parking the Unit - ROPS (HST)

Procedures for parking ROPS-equipped HST tractors.

5 - TRANSPORT OPERATIONS

Driving the Vehicle Safely

Provides precautions for driving the tractor, including road use, load handling, and emergency stops.

Towing the Tractor Safely

Provides safety warnings and procedures for towing the tractor, including chain usage and speed limits.

6 - WORKING OPERATIONS

ROPS Fold Up;Down Safety Precautions

Details dangers and warnings associated with folding and unfolding the ROPS.

Folding and Raising ROPS

Step-by-step instructions for folding the ROPS down and raising it to the upright position.

Tractor Ballasting Guidelines

Provides guidelines for adding weight for traction, stability, and counterbalancing rear equipment.

7 - MAINTENANCE

General Maintenance Information

Emphasizes the importance of regular lubrication and maintenance for long service life.

Refueling the Tractor - Cab

Provides safety precautions for refueling the tractor and instructions for cleaning the fuel strainer.

Maintenance Chart Overview

Presents a schedule of maintenance actions based on hours or time intervals.

Engine Oil and Oil Filter Change (First 50 Hours)

Instructions for changing engine oil and filter after the first 50 hours of operation.

Hydraulic Oil Filter Replacement

Procedure for replacing the hydraulic system oil filter after 50 hours and every 300 hours.

Hydrostatic (HST) Oil Filter Replacement

Instructions for replacing the HST oil filter after 50 hours and every 300 hours.

Engine Oil and Oil Filter Change (Every 300 Hours)

Instructions for changing engine oil and filter every 300 hours.

Hydraulic Oil Filter Replace (Every 300 Hours)

Procedure for replacing the hydraulic oil filter every 300 hours.

Hydrostatic Transmission (HST) Oil Filter Replace (Every 300 Hours)

Instructions for replacing the HST oil filter every 300 hours.

8 - TROUBLESHOOTING

Engine Troubleshooting

Lists engine problems, possible causes, and corrections for common issues.

Steering Troubleshooting

Covers hydraulic steering system not working, excessive effort, and wheel direction issues.

Hydrostatic Transmission (HST) Troubleshooting

Addresses HST pedal movement, tractor moving in neutral, and low HST power issues.

Electrical System Troubleshooting

Covers battery not charging, dim headlights, and non-working turn signals.

9 - SPECIFICATIONS

New Holland Boomer 50 Specifications

General IconGeneral
TransmissionHydrostatic
Fuel Capacity11.9 gal
Lift Capacity2, 756 lbs
Drive4WD
PTO Speed540 rpm

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