I've noticed that the pump gives some leeway, but I'd still try to change it as soon as possible. This way, delivery won't be affected, and you won't have to hear that beeping every five minutes...LOL

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ALL my love, Carwy & Best wishes for a healthy new beginning!
Saying prayers for him & all our friends, every day.
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Dewey's Thought for the day...
"Jesus himself could be president & someone would find a reason to gripe!"
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Pumps & Meters Used:
MM506,7,8,11 & 12, Cozmo, Animas 1200 & 1250
Many
A1C: 6.4
Type I 26yrs, pumping 12