It is better to be safe than to have to deal with a HUD complaint.

I have helped clients identify attorneys so they can have their legal rights protected.

Tankless units hate inconsistent, on/off demandYour exact use-case, slop sink, occasional washups, random tenant usage, is where electric tankless performs the worst:Rapid cycling burns out the heating elementsSlop sinks often have low flow, and tankless units won’t even turn on under ~0.5–0.7 GPMFlow rate varies a lot with industrial faucets, and tenants twist knobs fastYou end up with “lukewarm water” complaints or units that won’t fire consistently.3.

Over the four years there’s been many complaints about Prime Corporate Services.

Mold concerns can quickly turn into costly repairs and legal issues if not handled properly.

We've found significantly fewer maintenance calls and neighbor or police-related complaints with graduates. 

So, it's intermittent and there's no question that I've tried to resolve it--I brought both that HVAC technician to check furnace and somebody from the gas company to check for leaks--but I'm wondering whether given Chicago's more tenant-friendly rules people think there's any chance that the tenant could withhold rent or file a complaint if takes some time for me to fix this.Thanks.

Enforcement may be variable: While rules are on the books, several sources mention that enforcement is complaint‐driven and may vary.

The only complaint is "It's addictive" 

My situation is relatively simple relative to others, and I'm hoping to find legal methods to improve my tax burden.