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  1. abc_plumb

    Biasi Riva Plus He 28C - No hot water

    Boiler: Biasi Riva Plus He 28C Erp GC: 47-583-42 Serial No: N056941117 Hi fellow engineers Need some help on this boiler please. Boiler works fine for central heating, but as soon as hot water is turned on, all the fault leds flash, middle red lock out led solid. There was another fault...
    • abc_plumb
    • Thread
    • biasi riva hot water plus riva plus water
    • Replies: 0
    • Forum: Boilers
  2. abc_plumb

    E133 Error Potterton Titanium 24

    Hiya fellow gas engineer. Need some help on this boiler fault. Went out to this E133 Error on a Potterton Titanium 24 (GC: 47-393-39) I checked the inlet standing pressure which was at 25mb. Boiler attempts to fire and the pressure drops by 1mb but the gas valve doesn't open. Checked the black...
  3. abc_plumb

    British Gas 330+ SE flashing then F9

    Just been to a nightmare of a job! Had to carry out a service on the 2009 British Gas 330 + (GC: 41-019-11) It's a Glow Worm boiler. The boiler was flashing SE even before I arrived, which I assumed the service reminder needed resetting. After completing the service I contact Glow Worm to...
  4. abc_plumb

    Check Wiring Diagram for Nest Dual pls

    Hi Fellow Engineers I've attached a wiring diagram I've just completed, I wanted to make sure I've got it correct. Looking to install 2 Nest thermostats to a Worcester combi boiler. 1 Zone is radiators and the other is UFH, with pump on manifold Would be grateful to receive feedback. Thanks
  5. abc_plumb

    E.42 Fault Powermax He 115i

    Hi Guys Went out to this boiler today, and don't repair many powermax boiler so was a little stamped. The boiler tries to go through its sequence but the flame lockout led comes on with E.42 Fault displayed. Even with the the lockout led on the 3port valve lever keeps moving back and...
  6. abc_plumb

    Intermittent heating fault Gold Combi 24he A

    Hi guys Need some advise on a mind boggling repair. I've had a customer call me regarding his Potterton Gold Combi 24 He A (G.C 47-393-18) He says when he comes to the office in the morning and switches the heating on, it doesn't fire up straight away. He has to turn the hot water on, then off...
  7. abc_plumb

    Vaillant T/Max Plus 824e, pressure gauge not increasing

    Hi guys Need some help with this one. I've put a new pressure gauge, increased the pressure in expansion vessel, but still nothing on the pressure gauge. I removed the block at the back of the boiler where the pressure gauge fits in but that was clear. I've checked the filling blocks but that...
  8. abc_plumb

    Baxi Combi 80e, flame failure on heating

    Pls move this tread to GSR forum. Need some help with a this boiler pls. Hot water is working fine, but on heating the flame failure led starts to flash. It doesn't do it straight away, takes a while but the customer says it happening often. They have to reset the boiler to get it working...
  9. abc_plumb

    New eco Tec plus 831

    Please move this to gas safe only forum.HiI'm struggling to get this boiler to heat up to 70cThe flow temp does not go pass 60.I've check the gas settingFlow temp set to 75Room stat on 30D.000 heating partial load on auto.All the radiators are only getting lukewarm.I don't know what else could...
  10. abc_plumb

    Vaillant Eco Tec 824 pressure increasing on heating

    Need some help on a Eco Tec Plus 824. pressure keeps increasing to over 2.5 and over 3bar when the heating is on. Pressure drops back down when the heating cools down. I suspected the vessel tank, as its also this when its happened in the past. I've received the expansion vessel but the...
  11. abc_plumb

    Biasi M296.28SM/C hot water fault

    Hi Guys Need some advise here. Went to a property today which had a Biasi Riva Plus He M296.28SM/C. The problem is the burner goes off after 2 mins then back on again on hot water mode. When the burner goes off, the 1st (far left) green led is flashing the middle red led is flashing and the...
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