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Domestic water booster pump annual maintenance checklist

The annual booster pump set 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.

Items
4
Photos required
6

Who runs it

The plumbing service tech on the annual service, with the set staged down so pressures and pre-charge can be measured cold.

When in the schedule

Once a year, the pass where the tank is isolated and gauged and the controller's staging and run-hour balance are actually verified rather than assumed.

The checklist

Every item, and the photo that proves it

The photo count on each row is what RTI would require before the item can be submitted. Copy the list as is, or load it into RTI and let the gate enforce it.

01

Tank and pre-charge

  • Tank isolated and pre-charge measured to setpoint

    Tank drained of water pressure and the air pre-charge read and set relative to the pump cut-in per the published instructions, bladder proven intact with no water at the air valve.

    2 photos
02

Pumps and controls

  • Each pump run and current read against nameplate

    Every pump in the set brought up individually, amp draw read against its nameplate, no unusual noise, vibration or hot bearing.

    1 photo
  • Full lead-lag staging exercised through the range

    Controller driven across its demand range so every pump stages in and out in sequence and the transducers agree with the gauges under load.

    2 photos
  • Run hours reviewed and alternation confirmed

    Logged run hours reasonably balanced across the pumps, alternation enabled so wear spreads instead of falling on one pump.

    1 photo

What usually sends this back

The failures are almost always the evidence, not the work

  • Tank pre-charge never gauged against the actual setpoint, so it's off and the set short-cycles all year.
  • Run hours skewed heavily onto the lead pump because alternation was never enabled, wearing one pump out while the other stays new.

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 6 required photos exist. Approved walks roll into a branded turnover package with a tamper-evident record behind every line.

Submission state

Mandatory items answered4 of 4
Photos attached3 of 6
Submit locked, 3 photos missing

The gate is enforced on the server, so it holds even if the phone is offline when the walk happens.

Verified against

Common questions

What does this domestic water booster pump annual checklist cover?
4 items across 2 sections, covering tank and pre-charge, pumps and controls. 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 plumbing service tech on the annual service, with the set staged down so pressures and pre-charge can be measured cold.
When in the schedule should this walk happen?
Once a year, the pass where the tank is isolated and gauged and the controller's staging and run-hour balance are actually verified rather than assumed.
Why does every item ask for a photo?
6 of the 4 items call for photo evidence. 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 domestic water booster pump annual inspection?
Tank pre-charge never gauged against the actual setpoint, so it's off and the set short-cycles all year. Run hours skewed heavily onto the lead pump because alternation was never enabled, wearing one pump out while the other stays new.
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.