The phrase "not operate smoothly" is correct and can be used in written English.
You can use this phrase when talking about something that is not performing as expected. For example, "The new printer has not been operating smoothly since we installed it, so I'll have to take a look and see what the issue is."
If these do not operate smoothly even after lubrication, remove them from the door to get at their moving parts.
Some specialists working on the project said the online system required such extensive repairs that it might not operate smoothly until after the Dec. 15 deadline for people to sign up for coverage starting in January, although that view is not universally shared.
If you are too tired then you will forget everything you studied and if you don't eat well your brain will not operate smoothly.
If the sashes do not operate smoothly, use the adjustment screws that are built into the side jambs to adjust the window frame.
It gets more and more complicated, more susceptible to not operating smoothly.
It's never been the case that so many financial markets are so seriously troubled and not operating smoothly or, in some cases, at all.
Some feel justified in taking items when the checkout machine they're using doesn't operate smoothly (it's the machine's fault).
You can find sophisticated (and not free) web authoring systems on the Internet, as well as some that cost less but may not operate as smoothly.
There is also the option of taking out existing internal fence-lines and building new, different ones if the current pasturing systems do not work or do not operate as smoothly as you would like them to.
That a big chunk of the foreign-exchange market has been let off the hook of post-crisis regulation is in large part because of its reputation.Ensuring the market continues to operate smoothly is not easy, however.
Gorbachev did not crack down on Memorial, but the group wasn't allowed to register, a bureaucratic maneuver that hampered its ability to collect funds and operate smoothly.
