>>33381010Hot water is required under HUD guidelines.
https://www.hud.gov/sites/documents/49101c1hsgh.pdf
>100-2.16 Hot and cold water shall be supplied to all plumbing fixtures except water closets, urinals, bedpan washers, and drinking fountains, each of which will be supplied with cold water only. 100-2.17 Automatic temperature limit controls shall be provided so that hot water for showers will not exceed 110 F.
100-2.18 The quantity of hot water for personal use and the capacity of the domestic hot water heating equipment system shall be in compliance with the design criteria of ASHRAE Systems Handbook, 1980, Chapter "Service Water Heating."
You would have to look up your state sanitary code guidelines and see what they state. The facility probably has a timeframe for waiver of standards so long as they can prove that the issue is being worked on or addressed in some way that the lack of hot water is temporary.