XSol Diagnostic System

Interactive Test Sequence Navigator

Welcome to the XSol Diagnostic System

This system provides interactive diagnostic tests with proper sequence navigation based on the decoded .seq file logic.

Start Diagnostic Sequence

or choose a specific test below:

47 348 12 IDEAL HENRAD CC 100FF

WARNING - IMPORTA

Next: &268, *

PUMP OVERRUN

Next: &nff, !f229

ANTI-CYCLE DELAY

BOILER ON/OFF SWITCH ON

Next: &1, !f228

CH MODULATION

BOILER CH THERMOSTAT

Next: &2, f223

SYSTEM PRESSURE RISE

BOILER CH THERMOSTAT TO MAXIMUM

Next: &3, !f222

CH OPERATION

BOILER ON/OFF SWITCH ON
CH SWITCH ON
BOILER CH THERMOSTAT TO MAXIMUM

Next: &4, ?189, ?191, ?193, ?195

CH BURNER IGNITES

Next: &5, f176

DHW MODULATION

CONNECT A U-GAUGE TO

Next: &6, f173

DHW OPERATION

Next: &7, ?156, ?158, ?160

DHW FULL GAS PRESSURE

ATTACH U-GAUGE TO BU

Next: &8, f143

DHW BURNER ESTABLISHED

ATTACH U-GAUGE TO BU

Next: &9, f117

DHW BURNER IGNITES

REFIT INNER SEALING

Next: &10, ?61, ?63

DHW FAN RUNS

REMOVE INNER COVER

Next: &11, f28

DHW FLOW RATE

Next: &12, f321

PANEL REMOVAL

G.C. NUMBER 47 348 1

Next: &13, !f269

FUSE FURTHER INVESTIGATION

Next: &nff, f338

FLAME SENSE CHARGE

IGNITION CONTROL BOARD - PCB 37

Next: End

DHW FAN RUNS

FAN CONTROL BOARD

Next: End

DHW FULL GAS PRESSURE

SENSOR (DHW)

Next: End

DHW FULL GAS PRESSURE

SENSING PIPE ASSEMBLY

Next: End

DHW FULL GAS PRESSURE

FLUE

Next: End

DHW FULL GAS PRESSURE

GAS INLET PRESSURE

Next: End

CYCLES VERY HOT AND COLD

SENSOR (DHW)

Next: End

HEAT EXCHANGER NOISY

SENSOR (DHW)

Next: End

DHW OPERATION

MAIN BURNER INJECTOR

Next: End

WATER COOL

SENSOR (DHW)

Next: End

DHW MODULATION

SENSOR (DHW)

Next: End

CH BURNER IGNITION

SENSOR (CH)

Next: End

CH DEMAND VOLTAGE (IN)

MAIN CONTROL BOARD

Next: End

CH SENSOR (CALLING)

MAIN CONTROL BOARD

Next: End

CH OPERATION

CH POTENTIOMETER

Next: End

RADIATORS COOL, BOILER REACHES TEMPERATURE

DHW FLOW SWITCH ASSEMBLY

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY

DHW FLOW SWITCH ASSEMBLY

Next: End

SYSTEM PRESSURE RISE

EXPANSION VESSEL

Next: End

CH MODULATION

SENSOR (CH)

Next: End

CH MODULATION

CH POTENTIOMETER

Next: End

ANTI-CYCLE DELAY

MAIN CONTROL BOARD

Next: End

PUMP OVERRUN

MAIN CONTROL BOARD

Next: End

CH BURNER IGNITION

PROGRAMME CONTROL BLOCK LINK

Next: End

CH OPERATION

SENSOR (CH)

Next: End

WATER PRESSURE SWITCH (OUT)

MAIN CONTROL BOARD

Next: End

DUMMY

DUMMY

Next: End

DHW BURNER ESTABLISHES

FLUE

Next: End

DHW BURNER ESTABLISHES

FLAME SENSE ELECTRODE LEAD

Next: End

DHW FLOW RATE

FLOW ADJUSTER

Next: End

DHW FLOW RATE

INLET FILTER

Next: End

DHW FLOW RATE

FLOW RESTRICTOR

Next: End

DHW FLOW RATE

MAINS WATER SUPPLY

Next: End

FUSE INVESTIGATION

PUMP

Next: End

FUSE INVESTIGATION

TRANSFORMER ASSEMBLY

Next: End

FUSE INVESTIGATION

GAS VALVE

Next: End

FUSE INVESTIGATION

FAN CONTROL BOARD

Next: End

FUSE INVESTIGATION

IGNITION CONTROL BOARD - PCB 37

Next: End

FUSE INVESTIGATION

MAIN CONTROL BOARD

Next: End

DHW BURNER IGNITION

EMC FILTER

Next: End

DHW BURNER IGNITION

SPARK ELECTRODE LEAD

Next: End

DHW FAN RUNS

SYSTEM PRESSURE

Next: End

BURNER PRESSURE CORRECT NO IGNITION

MAIN BURNER INJECTOR

Next: End

BURNER PRESSURE CORRECT NO IGNITION

IGNITION SPARK ELECTRODES

Next: End

DHW FAN RUNS

FUSE F1 - 4 AMP PCB 40

Next: End

DHW BURNER IGNITION

FUSE IGNITION CONTROL BOARD - 2 AMP - PCB 37

Next: End

DHW FAN RUNS

DHW OVERHEAT THERMOSTAT

Next: End

DHW FAN RUNS

NON-RESETTABLE OVERHEAT

Next: End

DHW BURNER IGNITION

FLUE

Next: End

DHW BURNER IGNITION PRESSURE OK

SENSING PIPE ASSEMBLY

Next: End

DHW BURNER IGNITION

HEAT EXCHANGER (FLUE WAYS)

Next: End

BURNER PRESSURE INCORRECT

MAIN BURNER INJECTOR

Next: End

DHW BURNER IGNITION

GAS INLET PRESSURE

Next: End

DHW BURNER IGNITION PRESSURE LOW

SENSING PIPE ASSEMBLY

Next: End

FUSE INVESTIGATION

FAN

Next: End

WATER PRESSURE SWITCH FUSE INV

WATER PRESSURE SWITCH

Next: End

DHW FAN RUNS

FUSE (FUSED SPUR)

Next: End

DHW FAN RUNS

FUSE F2 - 2 AMP PCB 40

Next: End

DHW FAN RUNS

DHW FLOW SWITCH ASSEMBLY

Next: End

DHW FAN RUNS

HARNESS PCB40 DRIVER BOARD

Next: End

DHW FAN RUNS

SENSOR (DHW)

Next: End

DHW FAN RUNS

HARNESS 470 FAN TO FAN DRIVER BOARD

Next: End

DHW BURNER IGNITION

MAIN CONTROL BOARD

Next: End

FLAME RECTIFICATION VOLTAGE

IGNITION CONTROL BOARD - PCB 37

Next: End

DHW FAN RUNS

FAN

Next: End

DHW BURNER IGNITION

HARNESS MAIN PCB TO IGNITION PCB

Next: End

DHW FULL GAS PRESSURE

MAIN CONTROL BOARD

Next: End

DHW FULL GAS PRESSURE

FAN

Next: End

DHW FULL GAS PRESSURE

GAS VALVE

Next: End

DHW MODULATION

MAIN CONTROL BOARD

Next: End

CH BURNER IGNITION

CH POTENTIOMETER

Next: End

BOILER AND SYSTEM LOW TEMPERATURE

MAIN CONTROL BOARD

Next: End

RADIATORS COOL, BOILER REACHES TEMPERATURE

MAIN CONTROL BOARD

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY

MAIN CONTROL BOARD

Next: End

CH MODULATION

MAIN CONTROL BOARD

Next: End

CYCLES VERY HOT AND COLD

HEAT EXCHANGER ASSEMBLY

Next: End

CH BURNER IGNITION

Next: End

CH BURNER IGNITION

ROCKER SWITCH (CH)

Next: End

CH OPERATION

HEAT EXCHANGER ASSEMBLY

Next: End

DHW FAN RUNS

TRANSFORMER ASSEMBLY

Next: End

HEAT EXCHANGER NOISY

HEAT EXCHANGER ASSEMBLY

Next: End

WATER COOL

HEAT EXCHANGER ASSEMBLY

Next: End

DHW BURNER ESTABLISHES

BURNER

Next: End

DHW BURNER ESTABLISHES

FLAME SENSING ELECTRODE

Next: End

HEAT EXCHANGER - WATER PRESENT

HEAT EXCHANGER - WATER PRESENT

Next: End

DHW FLOW RATE

HEAT EXCHANGER ASSEMBLY

Next: End

FUSE INVESTIGATION

FUSE INVESTIGATION

Next: End

DHW FAN RUNS

ROCKER SWITCH (MAINS)

Next: End

BURNER PRESSURE CORRECT NO IGNITION

IGNITION CONTROL BOARD - PCB 37

Next: End

DHW BURNER IGNITION

SPARK GENERATOR

Next: End

DHW BURNER IGNITION

BURNER

Next: End

DHW FAN RUNS

Next: End

FUSE INVESTIGATION F1

Z REDIRECT

Next: End

FUSE INVESTIGATION F3

Z REDIRECT

Next: End

DHW FAN RUNS

BOILER OVERHEAT THERMOSTAT

Next: End

DHW FAN RUNS

WATER PRESSURE SWITCH

Next: End

DHW BURNER IGNITION

FAN

Next: End

BURNER INJECTOR

GAS VALVE

Next: End

CH BURNER IGNITION - PROGRAMMER FITTED

ROCKER SWITCH (CH)

Next: End

CH BURNER IGNITION

KIT - ELECTRONIC TIMER

Next: End

CH BURNER IGNITES

WIRING MAINS BLOCK TO PROGRAMMER

Next: End

FUSE INVESTIGATION MAINS FUSE

Z REDIRECT

Next: End

FUSE INVESTIGATION F2

Z REDIRECT

Next: End

FLOW SWITCH OPERATION

MAIN CONTROL BOARD

Next: End

BURNER PRESSURE INCORRECT

IGNITION CONTROL BOARD - PCB 37

Next: End

CYCLES VERY HOT AND COLD

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p157

HEAT EXCHANGER NOISY

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p159

WATER COOL

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p161

BOILER AND SYSTEM LOW TEMPERATURE

CHARACTERISTIC TEST FROM CH OPERATION

Next: p190

RADIATORS COOL, BOILER REACHES TEMPERATURE

CHARACTERISTIC TEST FROM CH OPERATION

Next: p192

RADIATORS HEAT, BOILER NOISY

CHARACTERISTIC TEST FROM CH OPERATION

Next: !p243

RADIATORS DO NOT HEAT, BOILER NOISY

CHARACTERISTIC TEST FROM CH OPERATION

Next: p196

ELECTRODE OR LEAD CONDITION POOR OR GAP INCORRECT

CHARACTERISTIC TEST FROM FLAME SENSE ELECTRODE

Next: !p318

WATER PRESENT IN HEAT EXCHANGER WHEN BURNER REMOVED

CHARACTERISTIC TEST FROM FLAME SENSE ELECTRODE

Next: !p320

VOLTAGE ABSENT ON ONE TEST BUT PRESENT ON OTHER

CHARACTERISTIC TEST FROM VOLTAGE PROGRAMMER OUTPUT

Next: !p421

VOLTAGE ABSENT ON BOTH TESTS

CHARACTERISTIC TEST FROM VOLTAGE PROGRAMMER OUTPUT

Next: !p423

BURNER PRESSURE INCORRECT

CHARACTERISTIC TEST FROM DHW BURNER IGNITION

Next: p62

BURNER PRESSURE CORRECT NO IGNITION

CHARACTERISTIC TEST FROM DHW BURNER IGNITION

Next: p361

FLAME SENSE CHARGE

REMOVE CONNECTOR MARKED CON 1 ON PCB 37

Next: p119, !f118

FLAME SENSE LEAD

REMOVE THE FLAME SENSE LEAD FROM PCB 37 AND FROM THE FLAME SENSE ELECTRODE

Next: p310, !f315

FAN DIFFERENTIAL PRESSURE

Next: p395, f396

BURNER INJECTOR

REMOVE BURNER INJECTOR

Next: p403, !f404

FAN SENSING PIPE ASSEMBLY

REMOVE FAN SENSING PIPE ASSEMBLY

Next: p399, !f400

HEAT EXCHANGER FLUE WAYS

REMOVE FAN AND BURNER ASSEMBLY

Next: !p401, !f402

GAS INLET PRESSURE

ATTACH U-GAUGE TO TH

Next: p405, !f406

FAN SENSING PIPE ASSEMBLY

REMOVE FAN SENSING PIPE ASSEMBLY

Next: !p407, !f408

VOLTAGE PROGRAMMER OUTPUT

GAIN ACCESS TO INTERNAL PROGRAMMER TERMINAL BLOCK

Next: !p418, ?420, ?422

DHW SENSOR RESISTANCE

REMOVE CONNECTOR MARKED CON2 FROM PCB 40

Next: p54, !f53

FUSE F1 RESISTANCE PCB 40 (MAIN CONTROL BOARD)

REMOVE FUSE F1 FROM MAIN CONTROL BOARD PCB 40

Next: !p56, f383

FAN CONNECTION LEAD

DISCONNECT CONNECTOR FROM FAN

Next: !p129, !f59

GAS VALVE VOLTAGE

REMOVE R/H COVER PLATE

Next: p394, f65

FUSE PCB 37 (IGNITION CONTROL BOARD)

REMOVE FUSE FROM IGNITION CONTROL BOARD PCB37

Next: !p72, f386

System Information

  • Total Tests: 232
  • Sequence Logic: Decoded from encrypted .seq file
  • Navigation: Dynamic based on pass/fail results
  • Source: 4731307 GW SWIFTFLOW 100 SIT Control