Bell B50D 6×6 & B50D 6×6 SS Articulated Dump Truck Operator’s Manual 872101.01 – PDF

Description

Bell B50D 6X6 & B50D 6X6 SS Articulated Dump Truck Operator’s Manual

This is the complete operator’s manual for the Bell B50D 6X6 ADT and the Bell B50D 6X6 ADT SS (Single Speed) articulated dump truck, issued under Bell Equipment document part number 872101.01. It is the manual the operator is required to read and fully understand before the machine is started, and it stays relevant through every shift – from the daily walk-round check to the way the bin, retarder and two-speed differentials are handled on site.

The B50D is a 50-ton class machine running a Mercedes-Benz OM 502 LA Tier 2 V8 with a gross rating of 380 kW (510 HP). This operator’s manual covers the systems built around that drivetrain: the Allison HD 4560R transmission, the VGR 17100 transfer case, Bell 25T axles, the semi-independent front suspension on oil/nitrogen struts with adaptive level control, the load-sensing hydraulic system, the dual-circuit oil-immersed service brakes and the DXP195 spring-applied, air-released park brake.

File Details

• Manual type: Operator’s Manual
• Brand: Bell Equipment
• Models covered: B50D 6X6 ADT, B50D 6X6 ADT SS (Single Speed)
• Document part number: 872101.01
• Revision: Revision 1, with an amendment record sheet dated 19/08/05
• Language: English
• Format: PDF
• Page count: 158 pages

Chapters Covered

• Introduction, Group Operations Listing, Dealer Details and Amendment Record Sheet
• Abbreviation List
• Safety – ROPS/FOPS cab protection, Material Safety Data Sheets, noise emission levels, general safety, safety regulation, safety decals
• Chapter 1. Specifications – machine specifications, travel speeds, machine dimensions, recommended lubricants and coolant additives, recommended torque settings, serial number plates
• Chapter 2. Operator Control and Instruments – operator controls, instruments, switches
• Chapter 3. Safety Instructions and Cab Exits
• Chapter 4. Operating Instructions – safety, starting, running-in, operating the machine
• Chapter 5. Operating Techniques – gear pre-selection, gear hold function, transport operation, gear hunting, uphill and downhill operation, off-road operation, loading and unloading
• Chapter 6. Recovery and Transportation – towing, lifting, machine tie-down points, transporting
• Chapter 7. Pre-Service Instructions – service position, bin prop, articulation safety bar, rules when servicing
• Chapter 8. Menu Display Unit and Alpha Numerical Display
• Chapter 9. Serial Numbers and crime prevention tips
• Chapter 10. Maintenance Schedules
• Chapter 11. Daily or 10 Hourly Service Checks – engine, transmission, transfer case, hydraulics, cab and electrical, lubrication

Read together, these chapters form a complete operating cycle for the truck. The first half tells you what every lever, pedal, switch and gauge on the dash does and when to use it. The second half takes that hardware onto a working site and explains how the machine should be driven: how the two-speed differentials move between LOW and HIGH range, how the inter-axle differential lock and the controlled traction differential lock should be engaged, how the retarder and exhaust brake are meant to carry the braking load on a downgrade, and what to do when the truck gets stuck. The recovery and transport chapters cover towing with an inoperable engine, disconnecting drive shafts, releasing the park brake for towing, and the correct lifting and tie-down points for moving the machine on a trailer.

Safety Content Built Into the Manual

The manual opens with an extended safety section, because the B50D is a machine where a mistake is measured in tonnes. It covers ROPS and FOPS certification to SAE J1040, ISO 3471, SAE J/ISO 3449 and ISO 3449 Level II, and spells out what is not allowed – welding extinguisher brackets or aerial mounts onto the protective structure voids the certification and impairs the protection it offers. It also covers overhead power line clearance, working near embankments and excavations with the bin raised, backing accidents, high-pressure fluid injection injuries, battery acid burns, toxic exhaust fumes, tyre explosion risk when rims are overheated, and the correct way to wear and inspect a seat belt.

A full set of machine safety decals is reproduced and located – the ROPS/FOPS certification plate, the park brake reminder above the lever, the spring-under-pressure warning on the rear chassis, the compressed air and high-pressure warnings, the 50-ton tyre pressure and load chart, the retarder percentage chart, the bin tip lever chart, the battery disconnect plate and the emergency exit hammer location.

Instruments, Switches and the Menu Display

The instrument chapter walks through the engine oil pressure, coolant temperature, air pressure, transmission oil temperature and fuel gauges, the speedometer, and every indicator light on the panel – cold start, coolant level, engine fault, emergency steering, main warning, high beam, engine overspeed, park brake, brake system pressure, hydraulic fluid temperature, battery charge, retarder, transmission fault, bin raised, inter-axle differential lock and high range attained.

Switch panels for both the two-speed and the single-speed version are covered, including the inter-axle differential lock switch, the high/low range switch, the gear hold switch, the differential lock switch on the SS, the mirror adjustment switches, the ignition and battery disconnect switches, the steering column stalk, climate control, lighting and the optional auto-greasing control.

Chapter 8 goes into the Menu Display Unit and Alpha Numerical Display in detail. It explains the default screen, how to cycle through the six main menus and their sub-menus, how to reset trip values, how to read engine, transmission and vehicle actual values, how to set the intermittent wiper timing, the hopper site setting for on-board weighing, and the time offset. If the truck is fitted with the On Board Weighing System, this manual also explains payload measurement, the auto zero routine, and what each load light colour means as the bin fills.

Daily Service Checks and Maintenance Intervals

The final chapter covers the daily or 10-hourly checks the operator is expected to carry out: engine oil and coolant levels, air intake system inspection, transmission fluid level via both the dipstick and the electronic push-button check on the shift selector, the transfer case sight glass, hydraulic fluid level, the service brake accumulator routine test, control and instrument function checks, working lights, reverse buzzer and horn, and the auto-greasing system reservoir.

The maintenance schedule tables in Chapter 10 lay out what falls due at daily, 500, 1000, 2000 and 4000 running hours, and the accompanying notes explain the service intervals for engine oil and filters, transmission oil and filters, transfer case oil, hydraulic oil and filters, axle oils, and cab pneumatic and electrical items. Wheel nut torque, air conditioner filter cleaning intervals and cooling system coolant specification are also spelled out.

What This Operator’s Manual Lets You Do

With this Bell B50D 6X6 operator’s manual open, you can start the truck correctly in both warm and cold weather, boost-start it from a 24-volt source without damaging the electronic control units, and shut it down without cooking the turbocharger. You can run the transmission in automatic or lock it into a gear with the range hold switch to stop it hunting on a long climb. You can set the retarder and exhaust brake to carry the load on a descent instead of burning out the service brakes. You can engage and disengage the inter-axle differential lock correctly on poor ground and keep it off on graded surfaces where it would damage the differential. You can raise and lower the bin without overriding the safety functions, and understand why the transmission restricts gear selection while the bin is up. You can tow a disabled machine without wrecking the transmission, and lift or tie the truck down correctly when it has to travel on a trailer.

Every one of these procedures comes with the correct figures behind it – tyre pressures, wheel nut torque, speed ranges in LOW and HIGH range, the maximum side slope angle for tipping, the torque tables for metric and imperial fasteners, and the fluid and lubricant specifications. That is the difference between running the machine to its full service life and paying for a repair that did not need to happen.

IMAGES PREVIEW

This Bell B50D 6X6 ADT and B50D 6X6 ADT SS operator’s manual is supplied as an instant PDF download. There is nothing to ship and nothing to wait for – complete the purchase and the file is available straight away. It opens on a desktop, laptop, tablet or phone, and any page or section can be printed for the workshop, the cab or the site office. Keep a copy on the machine and a copy off it.