Sample repair request letter

Use this as a starting point and adapt it to your situation.

Subject: Repair request, [address], unit [number]
Dear [Landlord name],
I am writing to request repair of [problem] in my unit at [address].
The problem started on [date]. [Brief description of the impact.]
Please arrange for repairs by [date, a reasonable deadline].
I can provide access on [days/times].
I have attached photos. Please confirm in writing when the repair
will be made.
Thank you,
[Your name]
[Phone number]