20 tasks, each one witnessed by the sources that watched the job — and behind every one, a prompt you can use tonight.
You usually start at a shop or the job site around 7–8 AM, check the day’s work order, and load parts: collectors, mounting hardware, pipes, insulation, and labels. Much of the day is on roofs or in mechanical rooms installing collectors, mounting devices, and heat exchangers, and applying weather seals to roof penetrations.
Midday you test control systems, wire in circuit breakers and electrical equipment, then pressure-test tanks, pipes, and fittings for leaks. Paperwork uses Microsoft Word or Excel for logs and Microsoft Outlook for customer scheduling and photos.
Hands-on tools come first: pipe cutters, miter tools, insulation glue, multimeters for electrical checks, and torque wrenches for mounts. You’ll use testers to check control systems and pressure tests for plumbing.
For office and plans, learn Microsoft Excel and Word for reports, Outlook for scheduling, and basic AutoCAD or SolidWorks familiarity helps when interpreting 2D/3D plans and schematics for mounting and heat-exchanger placement.
According to the U.S. Bureau of Labor Statistics (BLS, 2025), about 465,840 people work in related roles with a median pay of $63,800 per year. The lowest tenth earn about $44,150, and the top tenth earn around $108,420 per year.
Local pay varies by state, experience, and union status. Commercial projects and extra electrical or refrigeration certifications can push pay toward the top tenth.
PV installers focus on photovoltaic panels and electrical inverters that produce electricity. Solar water heater technicians focus on collectors, plumbing, heat exchangers, fluids, and controls that heat water. You’ll do more pipe work: cutting, mitering, gluing insulation, and pressure testing for leaks.
Both jobs require roof safety procedures, mounting systems, and some electrical work, but the water-heater role needs plumbing skills and knowledge of heat-exchange fluids and tank systems.
Start with basic HVAC or plumbing training that covers piping, insulation, and pressure testing, and a course on solar thermal systems if available. OSHA 10 or fall-protection training is critical because you work at heights.
Learn to read 3D plans and schematics (AutoCAD familiarity helps). Electrical basics and how to install circuit breakers and control systems are also necessary; many employers offer on-the-job training for manufacturer-specific heat exchangers and controllers.
AI can help off-site: look up wiring diagrams, find manufacturer installation manuals, or get quick troubleshooting steps for control systems. Always confirm AI outputs against official manuals, schematics, and local electrical/plumbing codes.
Never use AI alone for on-site safety decisions, electrical wiring, or leak-testing procedures. For specific product settings, follow the manufacturer’s installation manual and the company’s safety procedures.
All three matter, but plumbing and leak prevention are central to solar water heaters: cutting, mitering, gluing insulation, filling tanks, and pressure-testing pipes are daily tasks. A missed leak can ruin a system.
Electrical skills (installing breakers, controls) and the ability to read 3D plans (AutoCAD or SolidWorks schematics) make you more efficient and safer on larger or commercial installs. If you’re starting, prioritize plumbing and roof-safety skills, then add electrical and CAD reading.