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Anything waterproof and in a rubber case, oh and a big display with backlight is handy if you’re approaching 50 a little quicker than you’d like.
ive got a basic fluke, cost about £90 maybe 5 years ago.
aren’t we just taking the food out of our own mouths here? As a one man outfit I never mention this to my customers, I’d be just sat at home while the big companies make another Gazziliion pounds to pay their fat cat CEO.
On the only occasion I did, which was to a friend btw, it was a Worcester...
I thought 3 ports on unvented weren’t allowed, it’s got to be 2 2ports and an auto bypass.
it’s to do with the dhw port being open when off that can overheat the tank.
you need to get your installer back to change it
That’s basics, god knows what else he’s done
Ive worked on a few of these and similar (Ov 2000 and gulfstream) but never seen that before, I’ve taken a few out too but never had the time or the inclination to cut the top off and peek inside.
ive had a couple split due to the ballcock failing resulting in them running dry and overheating...
Is the gutter split? I’ve seen water run down the brick wall and into the boiler, also see rose bushes growing round the flue causing water to run inside.
if it was a split flue, I mean split enough for a lot of water/condensate to pass from inner to outer, then the burn would be bad...
I’ve not installed any myself but there’s an apartment block (converted school) near me and I’ve fixed a few. They’re mainly storage combi’s from EHC, run at about 50A on 10mm cable, which is about the same as a bigger end electric shower...
Also the old stat wasn’t wired up just L & N, just because that’s the colours you think are Live and Neutral doesn’t mean they are, hell I’ve seen green/yellow used as a switched live plenty of times, doesn’t mean it’s earth