HeavyEquipmentFix
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Free heavy-equipment tools

Calculators, decoders, and lookups built for the shop and the field. No login, no paywall. Every result hands off to the AI assistant.

Diagnostics
Fault Code Lookup
Look up SAE J1939, FMI, and OEM fault codes with first checks.
Decoders
Serial / PIN / VIN Decoder
Read a machine PIN or VIN structure with verified manufacturer details.
Calculators
Hydraulic Calculator
Calculate cylinder force, oil flow, and pump size.
Calculators
Bucket & Payload Calculator
Convert bucket volume, density, and fill factor into payload weight.
Calculators
Fuel Consumption & Cost
Estimate diesel consumption and operating cost.
Calculators
Ground Pressure Calculator
Calculate track ground bearing pressure and compare shoe sizes.
Calculators
Undercarriage Wear Calculator
Estimate percent life remaining from undercarriage measurements.
Calculators
Crane Outrigger Pad Calculator
Size outrigger pads from load and allowable ground pressure.
Reference
Bolt Torque Reference
Reference standard SAE and metric bolt tightening torque.
Reference
Hydraulic Fitting Identifier
Identify SAE, BSP, JIS, and DIN hydraulic threads.
Reference
US Transport Permit Pre-check
Pre-check load dimensions, axle loads, and Bridge Formula weight.
Reference
Maintenance Schedule Generator
Generate standard service intervals from machine hours.