Glossary entry (derived from question below)
English term or phrase:
press the switch to ON
Portuguese translation:
colocar o interruptor na posição ON (ligado)
English term
Brazil
LAW, Industrial Machinery, IT - 22yrs
Native in: Portuguese
Works in: English to Portuguese, Spanish to Portuguese, French to Portuguese
pressing the switch to ON
machinery house blowers. SWITCH TO OFF A SECOND TIME
press the required Hoist Brake switch and Crowd Brake switch to OFF
while in Dig mode to release the hoist and crowd brakes.
If shutting down the shovel for an extended period, place all control breakers in the OFF position and turn
off air compressor(s). OFF POSITION
the brakes will not release
when the respective brake switch is pressed to the OFF position - PRESSED TO THE OFF POSITION
Pressing the Start switch to ON causes shovel electrical and automatic systems to - - PRESSIONAR O INTERRUPTOR DE PARTIDA PARA LIGAR ou NA POSIÇÃO ON??
function or operate. Unexpected movement, lube pressure, or electrical power while
personnel are on or near the shovel can cause injury or property damage.
Place all control breakers in the OFF position. - PLACE IN THE OFF POSITION
Dec 10, 2018 00:50: Matheus Chaud changed "Edited KOG entry" from "<a href="/profile/31581">Izabel Santos's</a> old entry - "pressing the switch to ON"" to ""colocar o interruptor na posição ON (ligado)""
Proposed translations
Brazil
IT Specialist • M.A. in Linguistics
Native in: Portuguese (Variant: Brazilian) 
Works in: English to Portuguese, Spanish to Portuguese, Portuguese to English, and 1 more.
colocar o interruptor na posição ON (ligado)
Se não houver nada escrito no botão, outra possibilidade é
colocar o interruptor na posição LIGADO
Will do!
Native in: Portuguese (Variant: European/Portugal)
Works in: English to Portuguese, French to Portuguese, German to Portuguese, and 1 more.
Premir o/Carregar no interruptor para a posição ON (ligado)
United States
BA in Transl., MA in ESL, 15 yrs of exp.
Native in: Portuguese
Works in: English to Portuguese, Portuguese to English, Spanish to Portuguese, and 2 more.
apertar o interruptor para a posição "ON"
Veja exemplos abaixo.
Apertar o interruptor do microfone para posição "ON"
Apertar o interruptor (1) para a posição B para ligar a tração dianteira e para a posição A para voltar à tração simples.
Brazil
Technical - Fast - good price - accurate
Native in: English (Variant: US) 
, Portuguese (Variant: Brazilian)
Works in: English to Portuguese, Portuguese to English, English, and 1 more.
PRESSIONAR O INTERRUPTOR (chave, tecla) DE PARTIDA PARA a posição LIGAR (ON)
Pressing the Start switch to ON => - - PRESSIONAR O INTERRUPTOR (chave, tecla) DE PARTIDA PARA a posição LIGAR (ON)
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