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tdudgeon
@tdudgeon
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Joined: May 4, 2025
Last seen: May 15, 2025
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Topics: 1 / Replies: 4
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RE: IVT Greenline high pressure switch and electrical cassette errors

OK, so when the HP comes on it becomes obvious.It's on the setting on the right (one one where the curves are curves, not straight lines).

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: IVT Greenline high pressure switch and electrical cassette errors

I looked at increasing the pump flow. Presumably this is the pump you refer to? There seem to be 3 settings, controlled by the green button. The s...

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: IVT Greenline high pressure switch and electrical cassette errors

@abbote thanks for that advice.There was a bit of air in the cylinder, but removing it hasn't helped.The trip on the electrical cassette seems OK (in ...

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: IVT Greenline high pressure switch and electrical cassette errors

The temperature diff remains fairly low during operation. I didn't do the hose change myself, but I know that the radiator circuit was flushed out...

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Topic
IVT Greenline high pressure switch and electrical cassette errors
1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Replies: 8
Views: 368
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