Red Seal Agricultural Equipment Technician case studies
Red Seal Agricultural Equipment Technician · Put your knowledge to work in context.
The Red Seal Agricultural Equipment Technician certification is a Canadian interprovincial trade credential for people who diagnose, repair, and maintain farm machinery - tractors, combines, seeders, sprayers, and the hydraulic, electrical, powertrain, and engine systems inside them. It is aimed at apprentices completing a provincial program and at experienced technicians who want their skills recognized across provinces without rewriting trade exams when they move. The Red Seal Agricultural Equipment Technician case studies are 5 cases and about 4,726 words.
1Intermittent CAN Bus Fault on a 4WD Tractor
An owner calls about a 2021 400 hp articulated 4WD tractor with 1,850 hours, used for heavy tillage. The operator reports that after roughly 45 minutes the 3-point hitch and both rear selective control valves stop responding, the dash flashes a transmission warning, and the engine derates briefly; cycling the key restores normal operation.
992 words, about 5 min2Sprayer Boom Fold Slow and Hydraulic Oil Overheating
A 120-foot self-propelled sprayer with 3,200 hours is brought in during a heat wave. The operator reports the left boom fold cylinder is slow and chatters when folding at low engine idle, and the hydraulic oil temperature climbs to 95 °C after two hours of spraying, compared with 75 °C last season.
979 words, about 5 min3Front Final Drive Noise and Metal in the Axle Oil
A 2016 340 hp MFWD tractor with 6,200 hours is used for heavy tillage and hauling grain. The operator reports a cyclic vibration and growl from the front left wheel that begins at 8–12 km/h under load, is worse in a left turn, and disappears when the tractor is unloaded in two-wheel drive.
870 words, about 4 min4Combine Cab Air Conditioning Warm at Low Engine Idle
A 2019 combine with 1,400 engine hours is working in 35 °C wheat harvest. The operator reports the cab air conditioning cools acceptably for the first 30 minutes, then vent temperature rises from 8 °C to 18 °C and the cab becomes uncomfortable.
907 words, about 5 min5Planter Section Control Overlap and Skip at Headlands
A 24-row 60-foot planter is pulled by a 300 hp tractor equipped with RTK auto-steer and ISOBUS section control. The operator reports that at headlands and point rows the planter leaves 1.5 m gaps at the start and doubles seed population for about 2 m at the end of each pass.
978 words, about 5 min