Free checklist
Water softener annual maintenance checklist
The annual water softener service is the deep pass: the measurements, cleanings and tests a quarterly round doesn't reach. This checklist keeps the full service on record with the photos that make it defensible later. Work is commonly verified against IPC / UPC plumbing codes, manufacturer's published instructions. Confirm the edition your authority having jurisdiction has adopted.
The checklist
Every item, and the photo evidence it needs
The photo count on each row is what RTI would require before the item can be submitted. Work the list here and watch the gate hold, or load it into RTI and let it enforce the real thing.
Isolation
Downstream users told the building will run on hard water
Owner and users of kitchens, laundry, boiler makeup or process water told before the bypass opens, since unsoftened water reaches them during the service.
No photoProgrammed settings recorded before the valve is serviced
Hardness, capacity, regeneration time and cycle durations photographed from the display so they can be restored if the board resets.
Bypass set, pressure bled and valve power isolated and tagged
Bypass in bypass, head pressure bled, transformer unplugged or hard-wired feed locked, and tagged. Closed up before power and water return for the regeneration, isolated again before it reopens.
Control valve service
Valve seals, spacers and injector serviced
Valve body opened per the manufacturer, seals, spacers and piston inspected, injector and screen cleared of the sediment that stalls a regen.
Drive gears, cam or piston drive and position switch checked
Gears free of chipped teeth, cam or piston drive and position switch clean and dry, no water tracking into the motor housing from a seal that has been weeping.
Drain and brine flow controls cleaned and seated
Drain line flow control and brine refill control removed, cleaned and reseated, none missing or swapped, since a wrong washer can backwash resin to drain.
Resin and regeneration
Resin bed condition and capacity checked
Resin sampled for iron fouling or channeling, bed depth reasonable, softening capacity holding through a full cycle rather than breaking through early.
Brine draw and refill verified through a full regeneration
Unit stepped through a manual regeneration, brine drawn down and the tank refilled to the correct level, each stage reaching the drain as it should.
Backwash and rinse flow watched at the drain air gap
Air gap held above the receptor with the flow running, receptor taking the full flow without splash or backup, discharge free of resin beads.
Tap aerator or downstream strainer checked for resin beads
Aerator or strainer opened and looked at, since beads downstream point to a cracked distributor or riser tube inside the resin tank.
Brine tank
Brine tank emptied, cleaned and grid plate checked
Tank pumped down and cleaned of salt mush and sediment, grid or platform plate intact where fitted, refilled with clean salt.
Safety float lifted by hand to show the brine valve shuts
Float assembly pulled from the brine well and cleaned, then lifted during refill to show the brine valve shuts off before the tank can overflow.
Return to service
Settings confirmed, bypass returned to service and tag removed
Program checked against the recorded settings with the clock set, bypass back in service, tag removed by whoever hung it and users told soft water is back.
Post-service hardness compared with last year's result
Treated water tested at a tap once the unit is back online, the proof the rebuild restored softening, against the design or site baseline and last year's reading.
Annual service findings logged to the softener record
Seal, injector and resin findings, flow control condition, hardness results and salt use entered so next year's service compares against them.
No photo
What usually sends this back
The failures are almost always the evidence, not the work
- Regen scheduled but the injector is plugged, so brine never draws and the resin stops exchanging while the timer keeps clicking.
- Resin bed fouled with iron and never sampled, so capacity has quietly dropped and hardness breaks through before the next regen.
Verified against
Common questions
6 answers
- What does this water softener annual checklist cover?
- 15 items across 5 sections, covering isolation, control valve service, resin and regeneration, brine tank, and more. Each item spells out what the person walking the job is actually looking for, not just a box to tick.
- Who should run this inspection?
- The water-treatment service tech on the annual service.
- When in the schedule should this walk happen?
- Once a year. Stepping the valve through a full regeneration is what proves brine actually draws. The quarterly round only sees the timer clicking.
- Why do these items ask for a photo?
- 13 of the 15 items call for photo evidence, 16 photos in all. A checklist answer without the photo is a claim; the photo is what makes the record worth something in a dispute and lets a reviewer approve work without re-walking the job.
- What most often fails a water softener annual inspection?
- Regen scheduled but the injector is plugged, so brine never draws and the resin stops exchanging while the timer keeps clicking. Resin bed fouled with iron and never sampled, so capacity has quietly dropped and hardness breaks through before the next regen.
- Can I use this checklist in RTI?
- Yes. Start a free RTI workspace, build this list as a checklist, and the Photo Gate holds the submit button until every mandatory item is answered and its photos are attached. Approved inspections roll into a branded turnover package with a tamper evident audit trail.
Run it with the Photo Gate
A checklist nobody can submit half-finished
Load this list into RTI, stick a QR tag on the area it covers, and the submit button stays locked until every mandatory item is answered and the 16 required photos exist. Approved walks roll into a branded turnover package with a tamper evident record behind every line.
See all 508 checklists · 6741 items and 5984 photo requirements in total.