MOS Mechanical · aftercare intake · demo

The voice is the easy part. The triage is knowing the house.

Six examples to watch, 2,500 houses to try, and every rule visible.

The conversation

MOS Mechanical aftercare. What's happening at the house?

Heat pump codes: H codes are hydraulic and ours, F codes are a supplier warranty call.

What we know

What the caller has told us

Caller
needed
Contact number
needed
House
needed
Issue
needed
In their words

The answer

Decision

The rules decide once the ticket is complete. The conversation only collects facts.

Still needed

  • Caller
  • Contact number
  • House
  • Issue

The pattern across a year

Every call ticketed the same way, 2025-10-01 to 2026-09-30. Invented data, realistic shape.

Calls in the year

2,160

41 a week, 79% by phone

Out of hours

31%

Nobody there to answer today

Never became a ticket

313

14% of calls, no record at all

Repeat within 90 days

11%

228 houses with 3+ calls

Recoverable from builders

€67,223

228 chargeable calls inside a builder’s warranty

Calls by month

Winter doubles the load

339
305
ONDJFMAMJJAS

Heat pump calls per 100 installed

  • Thermex Vantage 11kW47
  • Thermex Vantage 8kW40
  • Nordair Arc 12kW37
  • Nordair Arc 9kW27

One model fails at nearly twice the rate of the best. That is a supplier conversation.

Where the calls went

  • MOS plumbing team392 (18%)
  • Builder / snagging team179 (8%)
  • Chargeable, via MSM1020 (47%)
  • Supplier warranty claim366 (17%)
  • Guidance only203 (9%)