Verbseoul.
하다 verb
가동하다gadonghadato operate (a machine)

To say to operate (a machine) politely in the present tense, use 가동해요 (gah-dohng-hae-yoh). Below is the full conjugation of 가동하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
가동해
gah-dohng-hae
가동해요
gah-dohng-hae-yoh
가동합니다
gah-dohng-hahm-nee-dah
Past
가동했어
gah-dohng-hae-ssuh
가동했어요
gah-dohng-hae-ssuh-yoh
가동했습니다
gah-dohng-hae-sseum-nee-dah
Future
가동할 거야
gah-dohng-hahl- -guh-yah
가동할 거예요
gah-dohng-hahl- -guh-yae-yoh
가동할 겁니다
gah-dohng-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
가동하세요
gah-dohng-hah-sae-yoh
Suggestion / Let's Polite (요)
가동해요
gah-dohng-hae-yoh
Question Polite (요)
가동해요?
gah-dohng-hae-yoh-?
Connective “and” — (고)
가동하고
gah-dohng-hah-goh
Conditional “if” — (면)
가동하면
gah-dohng-hah-myuhn
Noun form — (기)
가동함
gah-dohng-hahm