Vaillant 824/2 E Instructions For Installation Manual

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Vaillant 824/2 E Instructions For Installation Manual Manual pdf 39 page image

Supplied By www.heating spares.co Tel. 0161 620 6677Fault Finding 10Instructions for Installation and Servicing turboMAX plus and thermoCOMPACT R1 39Display Indication Displayed values/adjustment valuesd.00 Part load setting 0 - 15 (0 - 30, 837/637 only)d.01 Water pump over run 1, 2, 3, …60 min (factory adjusted setting: 5 min)d.02 Maximum burner anti cycling period at 20 °C flow temperature 8 - 60 min (predelivery setting: 15 min)d.05 Flow temperature setting °Cd.07* 1. Vantage hot water temperature (not applicable) 1. 15 - 75 °C2. Warmstart temperature setting (applies to turboMAX plus only) 2. 40 - 65 °Cd.08 External controls heat demand 0 = open, no demand; 1 = closed, demandd.10 Pump status 1 = ON; 0 = OFFd.11 External pump status 1 = ON; 0 = OFFd.21 Flame rectification 1 = ON; 0 = OFFd.22* Domestic hot water demand 1 = ON; 0 = OFFd.23 Summer/winter function (control knob) 1 = winter; 0 = summerd.24 Air pressure switch 1 = ON; 0 = OFFd.25* Warmstart status (turboMAX plus) 1 = ON; 0 = OFFd.30 Gas valve status 1 = ON; 0 = OFFd.33 Required value of the rotary speed of the fan r.p.m. (837/637 only)d.34 Actual value of the rotary speed of the fan r.p.m. (837/637 only)d.35* Diverter valve position 1 = hot water; 0 = heating systemd.37 Modulator current mAd.40 Actual flow temperature °Cd.41 Current return temperature (837/637 only) in °Cd.50 Maximum flow temperature °Cd.60 Number over heat cut off operationsd.61 Number of lock outs sd.64 Average ignition time sd.65 Maximum ignition time sd.67 Remaining anti cycling period mind.68 Number of unsuccessful attempted 1st ignitionsd.69 Number of unsuccessful attempted 2st ignitionsd.71 Maximum target value for heating system flow temperature 0 = 82 ° C ; 1 = 87 °C (factory setting: 82 °C)d.72* Pump over run (for loading warmstart) 0, 1, 2, … 250 s (factory-adjusted to: 80 s)d.73* Offset warmstart temperature value -15, -14.......+5 K (factory-adjusted - 5 K)d.75 Maximum hot water priority operation time (Vantage only) 20, 21, 22 … 90 min (factory-adjusted to: 30 min)d.76 Gas type set (837/637 only) H36 (nat gas) P36 (LPG) E36 (E+ gas).Factory setting H36d.80** Number of heating system operating hours (Total) hd.81* Number of hot water system operating hours (Total) hd.82 Number of heating system cycles (Total)d.83* Number of hot water system cycles (Total)10.6 Diagnostic ModesIn order to assist with the pinpointing of a particularfault it is possible to use the boiler display in adiagnostic mode to interrogate the boiler about thestatus of certain components.• Press the “i“ and “+“ buttons below the displaysimultaneously. The display will now show “d.00“.• Use “+“ or “-“ buttons to scroll up or down to thedesired diagnosic number.• Press “i“ button to display the correspondingdiagnosic information.• If necessary, you can now alter the value by pressing“+“ or “-“ buttons. (When altering values display willflash). Press and hold the "i” button to save the valueto memory, when the value is saved the display willstop flashing.Diagnosic mode is cancelled as follows:• Press the “i“ and “+“ buttons simultaneouslyor• Do not press any key for approximately four minutes.The display will now revert back to showing thecurrent flow temperature.Table 10.2: Diagnostic Modes * turboMAX plus only