I can offer some general insights.
The use of amenities like an air conditioner at home typically depends on individual circumstances and personal choices, rather than military rank. Junior commissioned officers, like any other military personnel, have their own homes and families, and they can usually make decisions about their household utilities based on their preferences and resources.
If the junior commissioned officer is living in military quarters or government-provided housing, the rules may vary depending on the specific guidelines set by the military organization. However, it's essential to understand that military personnel, regardless of rank, are expected to follow the rules and regulations that govern their housing and living arrangements.
In many cases, the use of utilities like an air conditioner is a personal choice, and it's up to the individual and their family to decide how they want to use such amenities. It's important to respect the well-being and comfort of family members, but ultimately, decisions about household utilities are usually made collectively based on family preferences, financial considerations, and any applicable rules or regulations.
If you are a military officer seeking information about specific rules or guidelines related to housing amenities, I recommend consulting your unit's regulations or speaking with the appropriate personnel in your chain of command to get the most accurate and up-to-date information.