Ideal Boilers Mexico Super FF4100 Installation Instructions Manual

Ideal Boilers Mexico Super FF4100 Installation Instructions Manual Manual pdf 31 page image

31SERVICINGMexico Super FF4100 & FF4125 - Installation & Servicing2. Main Burner PressureAfter servicing, reference should be made to Table 1,which quotes details of the output with the relatedburner pressure and heat input. Any requiredadjustments should be made using the pressureadjustment screw. Refer to Frame 53 - Initial Lighting.Refit the lower front panel and secure with the 2 fixingscrews.REPLACEMENT OF PARTS63 GENERALWhen replacing any component:1. Isolate the electricity supply.2. Turn OFF the gas supply.3. Remove the lower front panel and grille assembly.Note. In order to assist fault finding, the control box printedcircuit board is fitted with 2 indicator lights which representthe following boiler conditions:Neon I3. Mains electricity ON.Neon SG1. Flashes to indicate ignition operation (stopsafter detection).1. Unfasten the 2 M5 hexagon nuts and washers.Remove the assembly from the front plate.2. Fit the new sightglass and re-assemble, asshown.3. Retighten the 2 M5 hexagon nuts to ensure anairtight seal. Do NOT overtighten.61 RE-ASSEMBLY62 GAS PRESSURE ADJUSTMENT1. Pilot PressurePilot adjustment is factory set to maximum and noadjustment is possible.64 SIGHTGLASS REPLACEMENTRe-assemble the boiler in the following order:1. Refit the flue baffles.2. Inspect the collector hood rope gasket and replace, ifnecessary, ensuring that the self adhesive rope is fittedcentrally on to the lip of the collector hood / fan assembly.The boiler efficiency will be adversely affected if incorrectlyfitted. Refit the collector hood cover with the 4 screws.Tighten the screws. Ensure that the sealing gasket iscompressed. Refit the pressure pipe.3. Refit the positive pressure tubes on the top of the fanhousing. Reconnect the electrical leads.4. Refit the burner assembly.5. Reconnect the gas supply and the electrical wiring.Refer to Frames 39 & 48.7. Check for gas soundness. Check the gas servicecock and pressure test point.8. Refit the boiler casing (Refer to Frame 51).9. Refit the lower front panel and secure with the 2fixing screws.The boiler MUST NOT be operated if the casing is not fitted.SERVICING