HRM failure

2 watchers

Hills of Death (HOD) Feb 2017 1:39pm, 11 Feb 2017 33,129 posts	0 Hills of Death (HOD) I have a GARMIN HRM run great monitor very accurate brought in September only now started to give dodgy reading thought it was me at first but doesn't matter what pace I run keeps going to 86/87% Of max. I changed the battery no difference very confused, The pace I'm going should be low 70% been doing it for 10"days now
RunningInCircles Feb 2017 1:48pm, 11 Feb 2017 1,598 posts	0 RunningInCircles Changed top? Recall some complaints on the HR thread about certain fabrics throwing readings for some people... Ask on that thread, lots of talk in the past about these sorts of things.
westmoors Feb 2017 7:49am, 13 Feb 2017 1,595 posts	0 westmoors I have the HRM-Run which I got with my FR620 about 18 months ago. About 8 weeks ago I started to get very high HR readings. I also tried changing the battery, but it didn't seem to make much difference. However, in the last week or so, the readings are beginning to come back down.
Hills of Death (HOD) Feb 2017 10:57am, 13 Feb 2017 33,146 posts	0 Hills of Death (HOD) I am going to wash it as I did this with the 3iii and it now works
westmoors Feb 2017 11:44am, 13 Feb 2017 1,596 posts	0 westmoors Let me know if that works. I always rinse my strap out after use, but it has been a while since it has had a proper wash.
Hills of Death (HOD) Feb 2017 8:59pm, 15 Feb 2017 33,154 posts	0 Hills of Death (HOD) So I washed it worked until mile 3 then went up from 69-71% MHR which I expected and felt to 85% which it clearly wasn't then near End went to 77-79% ???
westmoors Feb 2017 7:24am, 16 Feb 2017 1,603 posts	0 westmoors Haven't washed mine yet, but the data for my run on Tuesday was more in line with what I would expect.