Komatsu BX50 Series Forklift Trucks Parts Manual 2010 – Gas/LPG/Diesel PDF

Description

Komatsu BX50 Series Forklift Trucks Parts Manual – PM 240

This is the complete parts manual for the Komatsu BX50 Series forklift trucks, covering both the AX50 and BX50 families across gasoline, LPG, dual fuel, and diesel configurations. Published April 2010 under document number PM 240, this 1116-page PDF gives you every part number, illustration, and exploded view needed to identify and order service parts for your machine. Whether you run a FG20 cushion tire truck with a K21 engine or an FD35AT-16 pneumatic model with the 4D98E diesel, this parts book is the reference you reach for when a component needs replacing.

File Details

• Manual Type: Parts Manual (Parts Catalog)
• Brand: Komatsu
• Series: BX50 Series Forklift Trucks (also covers AX50)
• Document Number: PM 240
• Revision: April 2010
• Language: English
• Page Count: 1116
• File Format: PDF
• Compliance: Federal Environmental Protection Agency (EPA) Emission Control Compliant

Models Covered

This Komatsu BX50 parts manual covers the following gasoline, LPG, dual fuel, and diesel forklift models:

• FG15HT-20, FG18HT-20 – 3,000/3,500 lb capacity, K21 gasoline engine
• FG20ST-16, FG20SHT-16, FG20STLS-16, FG20SHTLS-16 – 4,000 lb capacity, K21/K25 engine, cushion tires
• FG20T-16, FG20HT-16, FG20TUS-16, FG20HTUS-16, FG20TLS-16, FG20HTLS-16 – 4,000 lb capacity, K21/K25 engine, pneumatic tires
• FG25ST-16, FG25SHT-16, FG25STLS-16, FG25SHTLS-16 – 5,000 lb capacity, K21/K25 engine, cushion tires
• FG25T-16, FG25HT-16, FG25TUS-16, FG25HTUS-16, FG25TLS-16, FG25HTLS-16 – 5,000 lb capacity, K21/K25 engine, pneumatic tires
• FG28SHT-16, FG28SHTLS-16 – 5,500 lb capacity, K25 engine, cushion tires
• FG28HT-16, FG28HTUS-16, FG28HTLS-16 – 5,500 lb capacity, K25 engine, pneumatic tires
• FG30SHT-16, FG30SHTLS-16 – 6,000 lb capacity, K25 engine, cushion tires
• FG30HT-16, FG30HTUS-16, FG30HTLS-16 – 6,000 lb capacity, K25 engine, pneumatic tires
• FG32SHT-16, FG32SHTLS-16 – 6,500 lb capacity, K25 engine, cushion tires
• FG32HT-16, FG32HTUS-16, FG32HTLS-16 – 6,500 lb capacity, K25 engine, pneumatic tires
• FG35AHT-16, FG35AHTUS-16, FG35AHTLS-16 – 7,000 lb capacity, K25 engine, pneumatic tires
• FD20T-16, FD20TUS-16 – 4,000 lb capacity, 4D94LE diesel engine, pneumatic tires
• FD25T-16, FD25TUS-16 – 5,000 lb capacity, 4D94LE diesel engine, pneumatic tires
• FD28T-16, FD28TUS-16 – 5,500 lb capacity, 4D94LE diesel engine, pneumatic tires
• FD30T-16, FD30TUS-16 – 6,000 lb capacity, 4D94LE diesel engine, pneumatic tires
• FD32T-16, FD32TUS-16 – 6,500 lb capacity, 4D94LE diesel engine, pneumatic tires
• FD35AT-16, FD35ATUS-16 – 7,000 lb capacity, 4D94E diesel engine, pneumatic tires

Chapters Covered

This Komatsu BX50 forklift parts catalog is organized into the following sections:

• 00 – Recommended Stock Lists – Fast Moving Stock List (FMSL), Full Recommended Stock List (FRSL), EPA Related Stock List (EPASL) for EPA 2004 and EPA 2007
• 01 – Engine – K21/K25 Gasoline/LP/Dual Fuel complete assembly, transmission-to-engine mounting, air cleaner, bare & short block assembly, cylinder block & oil pan, cylinder head & rocker cover, crankcase ventilation, piston/crankshaft/flywheel, camshaft & valve mechanism, front cover & fittings, manifold, lubricating system, throttle chamber, fuel injector, injector holder, air cleaner, water pump/cooling fan & thermostat, ignition system, vacuum piping, alternator, engine control module, starter motor, gasket kit, fuel pump block-off, LPG vaporizer, caution plates; 4D94LE Diesel engine, mounting parts, air cleaner, cylinder block, gear housing, flywheel housing & oil sump, cylinder head & bonnet, intake manifold, exhaust manifold, camshaft & driving gear, cooling water system, fuel injection pump, fuel injection valve, fuel filter, starting motor, alternator, gasket set, crankshaft and piston, lubrication oil system; 4D98E Diesel engine, mounting parts, air cleaner, cylinder block, gear housing, flywheel housing and oil pan, cylinder head and head cover, intake and exhaust manifolds, camshaft and driving gear, crankshaft and piston, lubricating oil system, water cooling system, fuel injection pump, fuel injection nozzle and piping, fuel filter, starting motor, alternator, gasket set
• 03 – Exhaust System – K21/K25 Gasoline/LP/Dual Fuel pneumatic and cushion, diesel models
• 04 – Cooling System – Radiator for K21/K25 and 4D94E, shroud & hoses, radiator back cover, reserve tank, Torcon cooler for K21, K25, and diesel models
• 05 – Fuel System – Gasoline/Diesel – Gasoline models tank, diesel models tank, diesel models tank unit
• 06 – Fuel System – LPG/Dual Fuel – Overview, clips & clamps, LPG gas hose, LPG tank bracket, swing-out fold-down tank bracket
• 13 – Torque Converter – Mounting & inner parts, converter & pump detail for all models except export and export models
• 15 – Torqflow Transmission – Unit assembly & case, input & idler for 2.0/2.5/2.8/3.0-ton and 3.2/3.5-ton models, valve assembly, valve assembly detail, solenoid valve parts, external case parts, universal joint
• 21 – Drive Axle – Drive axle assembly pneumatic for 2.0/2.5-ton, 2.8/3.0-ton, and 3.2/3.5-ton models; drive axle assembly cushion; differential gear; differential gear coupling shaft
• 24 – Steer Axle – Steering axle assembly pneumatic and cushion, stabilizer for gas/LPG/dual models
• 27 – Drive Wheels and Tires (Front) – Cushion and pneumatic
• 28 – Steering Wheels and Tires (Rear) – Cushion and pneumatic
• 30 – Brake System – Service brakes pneumatic 2.0 & 2.5-ton, 2.8 & 3.0-ton, 3.2 & 3.5-ton; service brakes cushion; master cylinder & piping; power booster & piping; master cylinder; booster; parking brake lever assembly with alarm
• 33 – Steering Wheel
• 34 – Steering Column – Power steering valve
• 36 – Brake and Inching Pedals
• 37 – Accelerator Pedal – Gas/LPG/dual models and diesel models
• 41 – Frame and Chassis – Frame, rear view, tilt accessories, fuel cap, under cover
• 43 – Counterweights and Subweights – Counterweights, sub-weights
• 50 – Seats, Frame, Operator’s Compartment – Operator’s seat (non-suspension and suspension, various trim options), frame insulator assembly, floor plate, dashboard, overhead guard, bonnet, sub-bonnet
• 55 – Electrical System – Gas engine engine area/speed sensor, battery holder, condenser, battery, E/G harness, relay box & fuse box, operator presence relays, bonnet sub-assembly, dashboard, engine harness details, alternator, starter, head lamp & front/rear combination light, engine control unit (ECU), LP driver/SSC speed control, operator presence system controller, diesel engine harness, battery, dashboard, UL-DS models
• 56 – Meter Panel – Meter panel & combination switch, combination switch, meter panel inner parts, meter panel display, meter panel bulbs & detail
• 60 – Hydraulic Pump – Gas/LPG/dual models, models with K21 engine detail, 3.2/3.5-ton models with K25 engine detail, diesel models, diesel models except 3.2/3.5-ton, diesel 3.2/3.5-ton models
• 61 – Hydraulic Control Valve – Control valve & conversion kit, 3-spool inner parts, 4-spool inner parts, lever assembly, piping 3-way valve
• 64 – Tilt Cylinders – Pneumatic models detail, cushion models detail, boot assembly
• 65 – Power Steering Cylinder – Pneumatic models detail, cushion models detail
• 66 – Hydraulic System – Power steering cylinder piping, power steering pump return, tank cover, return piping, hydraulic pump piping, control valve piping, lift piping at control valve & optional accumulator, tilt piping, power brake piping
• 72 – Masts – Mast bushing all models; E50-MD dual mast; E50-MS 2-stage mast; E50-MT 3-stage mast; E60-MS 2-stage mast; E60-MT 3-stage mast; E65-MS 2-stage mast; E65-MT 3-stage mast; 45D-MQ 4-stage quad mast; 55D-MQ 4-stage quad mast; KU 2-stage free view (FV) mast; KU 3-stage triple free view (TFV) mast; 55E hang-on sideshifter; 60E hang-on sideshifter; 65E hang-on sideshifter; integral sideshifter; fork positioner
• 83 – Options – Strobe light, back-up buzzer/travel alarm, under-carriage protector, skid plate, engine shutdown system (LOP), engine protection system (EPS), block heater, dual rear work light, miscellaneous options
• 93 – Forks – Class II and Class III forks, fork pin kits
• 96 – Name Plates and Decals
• 98 – Paint
• 99 – Index – Numerical index of all part numbers

This Komatsu BX50 parts book is not a generic overview. It is a complete, illustrated parts breakdown covering every major system on the truck: engine, exhaust, cooling, fuel (gasoline, diesel, and LPG/dual fuel), torque converter, transmission, drive axle, steer axle, wheels, brakes, steering, pedals, frame, counterweights, operator compartment, electrical, meter panel, hydraulic pump, hydraulic control valve, tilt cylinders, power steering cylinder, hydraulic system, and the full range of mast assemblies from 2-stage to 4-stage quad masts. Each section includes exploded-view illustrations with item numbers tied to part numbers, descriptions, quantities, and serial number ranges where applicable. The recommended stock lists at the front give you a fast-moving parts reference for EPA 2004 and EPA 2007 compliant trucks.

Serial Number Coverage

This BX50 series parts manual covers the following serial number ranges:

• AX50 Gasoline/LPG FG15/18/20(A)(S)HT-20: S/N 675001A~
• BX50 Gasoline/LPG FG20/25/28/30/32(S)(H)T-16: S/N 210001A~ / A224001~
• FG35AHT-16: please use 200001A as starting serial for both Gasoline and Diesel
• BX50 Diesel FD20/25/28/30/32T-16: S/N 210001A~ / A223001~
• FD35AT-16

Why This Parts Manual Matters

When a forklift goes down, the last thing you need is a guess. Ordering the wrong part wastes days, and in a busy warehouse or yard, that downtime adds up fast. This Komatsu forklift parts manual gives you the exact part numbers, illustrations, and serial number breakdowns to identify components correctly the first time. From a simple oil filter or fan belt to a complete mast assembly or hydraulic control valve, the exploded views and part listings in this PDF remove the ambiguity that comes with aftermarket catalogs or generic online listings.

The manual is organized by system and chapter, so whether you are replacing a K21 engine gasket, a 4D94LE fuel injection pump, a Torqflow transmission seal kit, a brake shoe kit, or a tilt cylinder seal, you can navigate directly to the correct section. The included recommended stock lists are especially useful for fleet maintenance operations that want to keep fast-moving parts on the shelf.

What You Can Do With This Manual

• Identify and order correct parts for FG and FD series Komatsu forklifts without guesswork
• Look up part numbers by system, assembly, or serial number range
• Use exploded-view diagrams to understand how components fit together
• Reference recommended stock lists to build a practical spare parts inventory
• Verify part compatibility across different models and tonnage ratings
• Support maintenance and repair planning with accurate parts information
• Confirm EPA-related part numbers for compliant engines

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Stop guessing at part numbers. Get the Komatsu BX50 Series Forklift Trucks Parts Manual PM 240 and have the complete parts reference for your machine in your hands within minutes.