Found in boiler room that there is a fan on a window blowing air out from the boiler room. This must never run while the boiler is in service. In fact, louvers on that should be remained open to give this boiler more oxygen for the fire as the louvers on the door seem kind of small for a 300,000 BTU boiler. Circulator pump making a lot of noise for the left side opposite side of the boiler room. We need to replace the pump. We also will have to go around to each room on that side or possibly the whole building and blade all radiators. Also found that convectors on baseboard radiators are very dirty and damaged. This will cause Not enough heat transference from the pipes to the air through convection. Would be a good idea to straighten out all fins on the radiator and get them clean. Also on top of the baseboard there is a louver that must remain open. That’s to get the convection through the radiator into the room. It’s best if radiators weren’t blocked in anyway. Mattress that’s in b