Built from LEO's own job history. Reviewed by Neil Inabnitt, Nov 3, 2026.
Every guide starts with the same rule: if the job can't be done with energy isolated and verified, or it's outside your training, stop and call the office. Stop-work authority is absolute.
Guides
🛢️
Hydraulic Hose Replacement (IMM / HPU)
Planned hose change-outs on injection-molding machines and hydraulic power units — the Clarios IMM program format.
🔊
HPU Noise: Cavitation vs. Aeration vs. Valve Singing
Diagnosing a noisy hydraulic power unit by sound and simple checks — from the Clarios HPU idle-noise job.
🏭
Rubber / Hydraulic Press Won't Cycle
Press won't close, won't heat, or stops mid-cycle — the Woodlawn press pattern (contactors, heaters, transducers).
💨
Pneumatic Valve & Cylinder Faults
Cylinder won't move, moves slowly, or drifts — from the Woodlawn Cryo #2 basket-dump repair (Parker valve and air cylinder).
📦
Conveyor Belt Tracking & Side Guides
Belt walks to one side, edge damage, or product catching on guides — Amazon sortation and Motion belt work.
⚡
Motor Won't Start / Trips (Starter & VFD)
Motor won't run, trips on overload, or the drive faults. Electrical — qualified persons only.
Also see