A dummy dial installed aboard Air Force One outsmarted a demanding president.

[Sedalia Dave]

 

A dummy dial installed aboard Air Force One outsmarted a demanding president.
During his presidency, Lyndon B. Johnson was legendary for his micro-managing demeanor, famously subjecting aides and staff to the relentless persuasion known as the "Johnson Treatment." Aboard SAM 26000, the customized Boeing VC-137C serving as Air Force One, this intense scrutiny extended directly to environmental conditions. Johnson frequently badgered the flight crew to adjust the executive cabin’s ambient temperature, demanding immediate temperature drops or heat increases during long flights. However, aircraft environmental control systems on mid-century jet transports lacked individual multi-zone digital precision, meaning pneumatic valves and bleed-air mixers required manual adjustments that took considerable time to alter cabin air temperature. Frustrated by constant summonses to the presidential suite for unperceivable thermal shifts, the U.S. Air Force flight stewards and maintenance crew sought an ingenious engineering trick.

 

Technicians retrofitted the cabin wall near the president’s desk with a prominent, custom-built control knob labeled for climate regulation. Unbeknownst to Johnson, the dial was completely dummy hardware, connected to no electrical wiring, pneumatic ducting, or actuator assemblies whatsoever. Whenever the temperature felt off, the president simply reached over and turned the non-functional dial to his desired setting, fully satisfied that he was actively commanding the jet’s internal atmosphere. Mysteriously, the persistent complaints ceased immediately, proving the efficacy of psychological feedback over physical engineering. SAM 26000 served presidents from John F. Kennedy to Bill Clinton, but the story of LBJ's decoy thermostat remains one of the most famous pieces of aviation lore from the early jet age.

 

Today, the legendary aircraft rests at the National Museum of the United States Air Force in Dayton, Ohio, holding decades of high-stakes diplomatic history and clever cabin crew improvisation.

[John Kloehr]

2 hours ago, Sedalia Dave said:

 

A dummy dial installed aboard Air Force One outsmarted a demanding president.
During his presidency, Lyndon B. Johnson was legendary for his micro-managing demeanor, famously subjecting aides and staff to the relentless persuasion known as the "Johnson Treatment." Aboard SAM 26000, the customized Boeing VC-137C serving as Air Force One, this intense scrutiny extended directly to environmental conditions. Johnson frequently badgered the flight crew to adjust the executive cabin’s ambient temperature, demanding immediate temperature drops or heat increases during long flights. However, aircraft environmental control systems on mid-century jet transports lacked individual multi-zone digital precision, meaning pneumatic valves and bleed-air mixers required manual adjustments that took considerable time to alter cabin air temperature. Frustrated by constant summonses to the presidential suite for unperceivable thermal shifts, the U.S. Air Force flight stewards and maintenance crew sought an ingenious engineering trick.

 

Technicians retrofitted the cabin wall near the president’s desk with a prominent, custom-built control knob labeled for climate regulation. Unbeknownst to Johnson, the dial was completely dummy hardware, connected to no electrical wiring, pneumatic ducting, or actuator assemblies whatsoever. Whenever the temperature felt off, the president simply reached over and turned the non-functional dial to his desired setting, fully satisfied that he was actively commanding the jet’s internal atmosphere. Mysteriously, the persistent complaints ceased immediately, proving the efficacy of psychological feedback over physical engineering. SAM 26000 served presidents from John F. Kennedy to Bill Clinton, but the story of LBJ's decoy thermostat remains one of the most famous pieces of aviation lore from the early jet age.

 

Today, the legendary aircraft rests at the National Museum of the United States Air Force in Dayton, Ohio, holding decades of high-stakes diplomatic history and clever cabin crew improvisation.

Placebo stats. They do cut down on complaints. Johnson was also know for turning off lights as he went through the White House, a real annoyance for tour guides later in the day.

 

Another placebo control is the Door Close button in elevators, which usually does nothing (in the US) unless the "fire key" is used. Some crosswalk buttons are also placebo controls. In some intersections, the "walk" cycle runs every time; in others, or at certain times of day, the button does queue up a walk cycle.

[Cypress Sun]

4 minutes ago, John Kloehr said:

Placebo stats. They do cut down on complaints. Johnson was also know for turning off lights as he went through the White House, a real annoyance for tour guides later in the day.

 

Another placebo control is the Door Close button in elevators, which usually does nothing (in the US) unless the "fire key" is used. Some crosswalk buttons are also placebo controls. In some intersections, the "walk" cycle runs every time; in others, or at certain times of day, the button does queue up a walk cycle.

 

Think school crossing guards.

Personally, I don't think that school crossing guards should be able to change the timing cycle for the traffic signals. It completely messes up the flow of traffic during heavy volume periods.

[Sedalia Dave]

4 hours ago, John Kloehr said:

Placebo stats. They do cut down on complaints. Johnson was also know for turning off lights as he went through the White House, a real annoyance for tour guides later in the day.

 

Another placebo control is the Door Close button in elevators, which usually does nothing (in the US) unless the "fire key" is used. Some crosswalk buttons are also placebo controls. In some intersections, the "walk" cycle runs every time; in others, or at certain times of day, the button does queue up a walk cycle.

 At our local hospital the close door elevator button will cause the door to close as soon as you push it. 
 

 

[Sedalia Dave]

What impressed me was that they were able to keep it a secret from him and his staff. 

[Subdeacon Joe]

41 minutes ago, Sedalia Dave said:

What impressed me was that they were able to keep it a secret from him and his staff. 

 

Why do you assume that the staff didn't know about it?

 

Dollars to doughnuts they were as fed up with his...excentricities...as the crew was.

Edited September 22 by Subdeacon Joe

[Rye Miles #13621]

 Lots of people around him hated him from what I’ve read.

[watab kid]

was not a johnson fan but ill give him credit for transforming the democrat party from the the party of the KKK to what it became then , now its the communist party , , wonder if he would approve ? i dont think so , for all his efforts thats not where he wanted his party to go