Ideal Boilers BOXER C 24 Installation And Servicing Manual

Also see for BOXER C 24: Installation and servicing guide

Contents

Ideal Boilers BOXER C 24 Installation And Servicing Manual Manual pdf 45 page image

45BOXER combination boiler - Installation and ServicingFAULT FINDINGFAULT FINDING FAULT FINDING FAULT FINDING FAULT FINDING FAULT FINDING72 FAULT FINDINGYESNO IS THERE 230 Vac AT THE BOTTOMCONNECTIONS OF THE OFF/ON SWITCHIS THE POWER LEDILLUMINATED RECTIFY EXTERNAL FAULTNOYESREPLACE FAULTY SWITCHIS THERE 230 Vac AT CONNECTOR Y2 ACROSSPINS L1 AND N RECTIFY WIRING FAULT ORREPLACENOREPLACE FAULTY FUSENOYESIS THE CONTINUITY OF FUSE ON THE PCBOKREPLACE FAULTY PCBNOYESIS THERE 14 Vdc BETWEEN PIN 3 ATCONNECTOR TA AND J5IS THE CH LED ILLUMINATED ENSURE ALL THE CONTROLS ARECALLING FOR HEATNOARE THE SELECTOR SWITCH, PROGRAMMERAND ROOM STAT ALL CALLING FOR HEATNOREPAIR OR REPLACE FAULTYWIRING OR THERMISTORYESTOP UP THE SYSTEM PRESSURE VIATHE FILLING DEVICE TO AT LEAST 1 barYESYESENSURE THE ROOM THERMOSTAT ANDPROGRAMMER ARE CALLING FOR HEAT ANDTHE SELECTOR SWITCH IS SET TO HEATING.ENSURE ALL SERVICES ARE ON AND NO DHWTAPS ARE OPENBEFORE REPLACING THEPROGRAMMER CHECK THEON AND OFF TIMES ARE SETCORRECTLYIS THE CONTINUITY OF THE SWITCH IN THEON POSITION OKNOYESNODISCONNECT PLUG A5 IS THE RESISTANCEACROSS PIN 1 AND PIN 2 BETWEEN 0.5kohm TO50kohmNOYESCHECK THE SYSTEM PRESSURE GAUGE.DOES IT SHOW A SYSTEM PRESSURE OF ATLEAST 1barNOCHECK THE PROGRAMMER: IS THERE 3 VdcAT THE PCB CONNECTOR A9 ACROSS PINS 2AND 3YESYESYES