October 8, 2026 · Mitt Patel · 6 min read
Your tech replaces a blower motor under warranty on a Tuesday, the parts come back free from the manufacturer, and you pay him for two hours of labor out of pocket. Six weeks later, does your bookkeeping show that job as a $450 loss, or as a job waiting on a $400 reimbursement check that's already in the mail?
Why this problem happens
Warranty work moves in two steps that are weeks apart. The job happens now. The money comes later, from a manufacturer, distributor, or warranty administrator, and it shows up as a credit memo, a check, or a deposit that doesn't say which job it belongs to.
Most shops record the parts cost and the labor cost on the day of the job, because that's when the bills land. But nobody goes back and records the claim itself as something the business is owed. So the job sits on the books looking like a loss, and when the reimbursement finally arrives, it gets dumped into general income or, worse, it gets missed completely because nobody was watching for it.
This costs you in two ways. First, you make decisions off bad numbers. If your job-costing shows warranty repairs losing money every time, you might quietly start steering customers away from brands with slow reimbursement, or undercharging for maintenance plans to make up a loss that isn't real. Second, money gets left on the table. In many cases, manufacturers won't chase you down to pay claims. If there's no list of what's owed, a claim that gets rejected or lost in processing just never gets caught.
A worked example
Say your tech replaces a failed blower motor on a three-year-old furnace still under the manufacturer's parts warranty. The motor costs $300 from your distributor. Your tech spends two hours on the job, and you bill that labor internally at $75 an hour, so $150 in labor cost. Total job cost: $450.
The manufacturer's warranty covers the part in full and offers a flat $100 labor allowance, which is standard for this kind of repair. So you're expecting $400 back ($300 for the part plus $100 toward labor), and $50 of labor cost is simply absorbed by the business as an unrecovered cost.
On the day the job is done, you record the $450 in parts and labor cost against the job, same as always. But you also log a warranty claim: $400 expected, filed with the manufacturer, tied to that job number.
Three weeks later, a credit memo lands from your distributor for $300, and a separate reimbursement check for $100 shows up from the manufacturer directly. You match both against the open claim. The claim is now closed, the job's true cost shows as $50, not $450, and your books reflect what actually happened.
How to set it up
- Create a warranty claims log. This can be a simple spreadsheet or a dedicated tracker in QuickBooks Online using a custom field on the invoice or job. Each row should have the job number, customer, date of repair, part and labor cost, amount expected from the manufacturer, date filed, and status (filed, approved, paid).
- Set up an "other current asset" account called warranty receivable. When you file a claim, you record the expected reimbursement as a debit to this account, not as income. It's money you're owed, not money you've made yet.
- Record the job cost normally. Parts and labor still post to the job as usual. The warranty receivable entry sits alongside it, not instead of it.
- File the claim with the manufacturer the same week as the job. Waiting even a few weeks to file makes it easier to lose track of which jobs have open claims and which don't.
- When the credit or check arrives, match it to the specific claim. A parts credit from your distributor reduces your warranty receivable balance. A labor reimbursement check gets deposited and also applied against that same balance. Don't let either one get coded as generic income or a vague "credit" with no job attached.
- Review the warranty receivable balance monthly. Anything sitting there longer than 60 to 90 days needs a phone call to the manufacturer, not another month of waiting.
Mistakes that undo it
- Recording the reimbursement as income instead of clearing a receivable. If you do this, your books double-count the money and overstate revenue for the month it arrives, while understating it for the month the job happened.
- Letting distributor credits sit unapplied. A $300 parts credit that shows up on your distributor statement but never gets matched to the original claim just becomes invisible. It lowers your distributor bill overall, but you lose the ability to see which specific job it paid for.
- Not filing the claim until the end of the month. Memory fades fast. A tech who did five warranty jobs in one week won't remember the exact part numbers and failure details three weeks later when you finally sit down to file paperwork.
- Treating warranty labor allowances as a wash with your billed labor rate. If the manufacturer pays a flat $100 and your actual labor cost was $150, that $50 gap is real and should show up in your job costing, not get hidden inside a rounding error.
- No single owner of the log. If the tech, the office manager, and whoever does the books all assume someone else is tracking claims, nothing gets tracked.
Monthly checklist
- Confirm every warranty job from the past month has a corresponding entry in the claims log.
- Check that each claim has a status: filed, approved, or paid.
- Review the warranty receivable account balance and confirm it matches the sum of open claims.
- Follow up on anything filed more than 60 days ago with no credit or payment received.
- Confirm that every credit memo and reimbursement check received this month has been matched to a specific claim, not left as unapplied income.
Common questions
What if the manufacturer denies the claim?
Reverse the warranty receivable entry for that job so the full parts and labor cost remain as the job's actual cost. This is also useful information. If one manufacturer's claims get denied often, that's worth knowing before you keep selling their equipment.
Should I track warranty claims separately from regular accounts receivable?
Yes. Warranty receivables come from manufacturers and distributors, not customers, and they behave differently. Keeping them in a separate account makes it easier to see at a glance what's owed to you from each side of the business.
What about parts that come back as a credit on next month's distributor invoice instead of a separate check?
Same principle applies. When the credit appears, match it against the open claim in your log and reduce the warranty receivable balance. The form of payment doesn't matter. What matters is that it gets tied back to the specific job.
Is this worth doing if we only do a handful of warranty jobs a year?
If warranty work is rare, even a simple running list in a spreadsheet is enough. The point isn't the system's complexity. It's that every warranty job gets written down the day it happens, so nothing depends on memory weeks later.
North Hudson Bookkeeping sets up warranty claim tracking like this for heating and cooling businesses and keeps it current month to month, so reimbursements get matched and job costs reflect what actually happened. The first call is free.
