XSol Diagnostic System

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:

CARADON IDEAL MINI C24

WARNING - IMPORTA

Next: &12, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

CH OPERATION

ENSURE DHW TAP IS TURNED OFF
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: &15, ?237, ?239, ?241, ?243, ?451

DHW MODULATION

SELECTOR SWITCH TO H

Next: &1, f11

DHW OPERATION

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: &2, ?132, ?134, ?136, ?654

SYSTEM PRESSURE RISE

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: &3, !f9

BURNER IGNITES (CH)

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: &4, f8

BURNER IGNITES (DHW)

SELECTOR SWITCH TO H

Next: &5, ?82, ?84, ?86, ?88, ?90

SPARKING (DHW)

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: &6, f327

FAN RUNS (DHW)

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: &7, f5

DHW FLOW RATE

Next: &282, f275

OPERATIONAL SEQUENCE

Next: &553, !f664

CARADON IDEAL MINI C24 (2 PCB VERSION)

G.C.NUMBER 47 348 18

Next: &11, !f1

CH MODULATION

SELECTOR SWITCH TO H

Next: &463, f269

PUMP RUNS (DHW)

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: &8, f347

ANTI-CYCLE DELAY

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: &nff, !f520

PRE-CHECK INFORMATION

Next: &10, !f554

ELECTRICAL SAFETY CHECKS

ELECTRICAL SAFETY CHECKS

Next: End

BURNER IGNITES PRESSURE LOW

CH SENSOR

Next: End

BURNER IGNITES THEN BAFFLES OUT

FLUE

Next: End

BURNER IGNITES BUT DOES NOT ESTABLISH

CABLE - FLAME SENSE ELECTRODE

Next: End

BURNER IGNITES BUT DOES NOT ESTABLISH

FLAME SENSE ELECTRODE

Next: End

BURNER IGNITES BUT DOES NOT ESTABLISH

FLUE

Next: End

SPARKING AND GAS PRESSURE PRESENT BUT NO IGNITION

FLUE

Next: End

HEAT EXCHANGER NOISY

PRIMARY HEAT EXCHANGER

Next: End

HEAT EXCHANGER NOISY

PUMP

Next: End

DHW COOL RADIATORS COOL

INJECTORS

Next: End

DHW COOL RADIATORS HOT

MAIN PCB

Next: End

BOILER TO TEMPERATURE RADIATORS COLD

MAIN PCB

Next: End

RADIATORS COOL BOILER COOL

CH SENSOR

Next: End

DHW COOL RADIATORS COOL

DHW SENSOR

Next: End

DHW COOL RADIATORS COOL

PUMP

Next: End

CH NOISY DHW OK

BYPASS

Next: End

DHW FLOW RATE

COMBINED FILTER/RESTRICTOR

Next: End

SPARKING

AIR PRESSURE SWITCH TUBES

Next: End

SPARKING

VENTURI

Next: End

SPARKING

FLUE

Next: End

DHW FAN RUNS

DHW SENSOR

Next: End

DHW FAN RUNS

FUSE - IGNITION PCB

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY

MAIN PCB

Next: End

SPARKING PRESENT NO GAS PRESSURE

GAS INLET PRESSURE

Next: End

DHW MODULATION

DHW SENSOR

Next: End

FAULTY

HARNESS (GAS VALVE)

Next: End

FAULTY

HARNESS CH FLOW SWITCH, TEMPERATURE PROBE AND MODULATOR

Next: End

ANTI-CYCLE DELAY

MAIN PCB

Next: End

BOILER TO TEMPERATURE RADIATORS COLD

DIVERTER VALVE MANIFOLD

Next: End

CH MODULATION

CH SENSOR

Next: End

DHW FAN RUNS

AIR PRESSURE SWITCH TUBES

Next: End

BOILER TO TEMPERATURE RADIATORS COLD

RETURN MANIFOLD

Next: End

DUMMY

DUMMY

Next: End

DHW FAN RUNS

VENTURI

Next: End

DHW FAN RUNS

CH FLOW SWITCH MICROSWITCH

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY

BYPASS - EXTERNAL

Next: End

EXTERNAL CONTROLS INPUT

Next: End

EXTERNAL CONTROLS CALLING

Next: End

BURNER IGNITES

HARNESS CH FLOW SWITCH, TEMPERATURE PROBE AND MODULATOR

Next: End

ELECTRICAL

GAS VALVE

Next: End

DHW MODULATION

HARNESS CH FLOW SWITCH, TEMPERATURE PROBE AND MODULATOR

Next: End

CH OPERATION

DHW FLOW SWITCH

Next: End

LOCKOUT DOES NOT RESET

MAIN PCB

Next: End

FAULTY

HARNESS (PCB1 TO PCB2 SHORT)

Next: End

DHW FAN RUNS

SYSTEM PRESSURE

Next: End

DHW FAN RUNS

CH FLOW SWITCH DIAPHRAGM

Next: End

DHW SENSOR

DHW SENSOR

Next: End

HARNESS TO GV (MODULATION)

HARNESS CH FLOW SWITCH, TEMPERATURE PROBE AND MODULATOR

Next: End

SPARKING

SPARK LEADS

Next: End

OPERATIONAL SEQUENCE

SYSTEM CHECKS

Next: End

CH IGNITES

CH SENSOR

Next: End

DHW PUMP RUNS

Next: End

DHW PUMP RUNS

FUSE - MAIN PCB

Next: End

NOT SPARKING

SPARK ELECTRODE ASSEMBLY

Next: End

DHW PUMP RUNS

DHW FLOW SWITCH

Next: End

SYSTEM PRESSURE RISE

EXPANSION VESSEL

Next: End

BURNER IGNITES PRESSURE LOW

GAS INLET PRESSURE

Next: End

BURNER IGNITES PRESSURE LOW

DHW SENSOR

Next: End

BURNER IGNITES THEN BAFFLES OUT

PRIMARY HEAT EXCHANGER - FLUEWAYS

Next: End

BURNER IGNITES PRESSURE LOW

GAS VALVE

Next: End

SPARKING AND GAS PRESSURE PRESENT BUT NO IGNITION

INJECTORS

Next: End

HEAT EXCHANGER NOISY

SECONDARY HEAT EXCHANGER

Next: End

DHW COOL RADIATORS COOL

SECONDARY HEAT EXCHANGER

Next: End

DHW COOL RADIATORS HOT

DIVERTER VALVE MANIFOLD

Next: End

DHW COOL RADIATORS HOT

DIVERTER VALVE MOTOR

Next: End

DHW MODULATION

GAS VALVE

Next: End

CH NOISY DHW NOISY

BYPASS

Next: End

RADIATORS COOL BOILER COOL

MAIN PCB

Next: End

BOILER TO TEMPERATURE RADIATORS COLD

DIVERTER VALVE MOTOR

Next: End

CH MODULATION

MAIN PCB

Next: End

DHW FLOW RATE

SECONDARY HEAT EXCHANGER

Next: End

DHW FAN RUNS

FAN

Next: End

SPARKING

AIR PRESSURE SWITCH

Next: End

DHW PUMP RUNS

PUMP

Next: End

BURNER IGNITES

OVERHEAT THERMOSTAT

Next: End

FLAME SENSE

IGNITION PCB

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY (2)

PUMP

Next: End

MECHANICAL

GAS VALVE

Next: End

SPARKING PRESENT, NO GAS PRESSURE 1

IGNITION PCB

Next: End

BOILER TO TEMPERATURE RADIATORS COLD

Next: End

CH NOISY DHW OK

Next: End

DHW FAN RUNS

AIR PRESSURE SWITCH

Next: End

RADIATORS DO NOT HEAT, BOILER NOISY

Next: End

CH BURNER IGNITION

Next: End

BURNER IGNITES PRESSURE LOW

MAIN PCB

Next: End

DHW MODULATION

IGNITION PCB

Next: End

DHW MODULATION

MAIN PCB

Next: End

DHW FAN RUNS

IGNITION PCB

Next: End

FAN RUNS

MAIN PCB

Next: End

DHW FAN RUNS

DIVERTER VALVE MANIFOLD

Next: End

GAS VALVE

GAS VALVE

Next: End

DHW TOO HOT

MAIN PCB

Next: End

BURNER IGNITES PRESSURE LOW

IGNITION PCB

Next: End

DHW PUMP RUNS 2

MAIN PCB

Next: End

SPARKING

IGNITION PCB

Next: End

DHW PUMP RUNS

MAIN PCB

Next: End

Heat exchanger noisy

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p133

DHW COOL, RADIATORS COOL

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p135

DHW COOL, RADIATORS HOT

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p137

BOILER TO TEMPERATURE, RADIATORS COLD

CHARACTERISTIC TEST FROM CH OPERATION

Next: p238

CH NOISY, DHW OK

CHARACTERISTIC TEST FROM CH OPERATION

Next: p240

CH NOISY, DHW NOISY

CHARACTERISTIC TEST FROM CH OPERATION

Next: !p242

RADIATORS COOL, BOILER COOL

CHARACTERISTIC TEST FROM CH OPERATION

Next: p244

RADIATORS DO NOT HEAT, BOILER NOISY

CHARACTERISTIC TEST FROM CH OPERATION

Next: p452

DHW TOO HOT

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p655

BURNER IGNITES, PRESSURE LOW

CHARACTERISTIC TEST FROM BURNER IGNITES (DHW)

Next: p83

BURNER IGNITES THEN BAFFLES OUT

CHARACTERISTIC TEST FROM BURNER IGNITES (DHW)

Next: p85

BURNER IGNITES BUT DOES NOT ESTABLISH

CHARACTERISTIC TEST FROM BURNER IGNITES (DHW)

Next: p87

SPARKING PRESENT, NO GAS PRESSURE

CHARACTERISTIC TEST FROM BURNER IGNITES (DHW)

Next: p393

SPARKING AND GAS PRESSURE PRESENT BUT NO IGNITION

CHARACTERISTIC TEST FROM BURNER IGNITES (DHW)

Next: p91

31-01-2014 10:57:04 1403_1_35_3 19/03/2014 12:56:29

31/01/2014 11:37:09

Next: End

DHW MODULATION VOLTS

SELECTOR SWITCH TO H

Next: !p233, f234

DIVERTER VALVE VOLTAGE

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: !p232, !f230

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: p503, !f504

DHW FLOW SWITCH

REMOVE THE DHW FLOW SWITCH FROM THE RETURN MANIFOLD

Next: p631, !f552

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: !p270, !f546

DHW FILTER/RESTRICTOR

ISOLATE BOILER AND DRAIN DHW
REMOVE DHW FLOW SWITCH

Next: !p276, !f277

AIR PRESSURE SWITCH AIR DETECT

SELECTOR SWITCH TO H

Next: p661, f329

AIR PRESSURE SWITCH TUBES

Next: p330, !f331

PUMP VOLTAGE

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: !p348, f672

AIR PRESSURE SWITCH TUBES

Next: p54, !f55

IGNITION PCB FUSE RESISTANCE

REMOVE THE FUSE FROM IGNITION PCB

Next: p426, !f441

PUMP VOLTAGE

{USEINSMAT}
SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: !p455, !f456

GAS VALVE (VOLTAGE)

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: p482, f491

GAS VALVE VOLTAGE

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: !p496, !f517

AIR PRESSURE SWITCH RESISTANCE

DISCONNECT ONE OF THE WIRES FROM THE AIR PRESSURE SWITCH

Next: p309, f39

MAIN PCB TO IGNITION PCB CONTINUITY

REMOVE CONNECTOR J7 (BLACK) FROM MAIN PCB

Next: !p606, !f607

MAIN PCB TO IGNITION PCB CONTINUITY

REMOVE CONNECTOR J7 (BLACK) FROM MAIN PCB

Next: !p628, !f627

HARNESS MAIN PCB TO IGNITION PCB

Next: !p642, !f643

SYSTEM PRESSURE

Next: p646, !f645

GAS VALVE MODULATION HARNESS

REMOVE CONNECTOR J7 (BLACK) FROM MAIN PCB

Next: !p658, !f659

PCB VOLTAGE (J1)

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: p673, f674

MAINS POWER IN

{USEINSMAT}

Next: p675, !f676

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: p591, !f671

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: p98, !f99

FLAME SENSOR ELECTRODE

Next: p106, !f107

FLUE CHECK

Next: !p409, !f197

PUMP LIMPET TEST

Next: p215, !f218

GAS RATE

Next: p219, !f220

DIVERTER VALVE HEAD OPERATION

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM
REMOVE THE DIVERTER VALVE HEAD

Next: !p231, f229

CH OPERATION

ENSURE DHW TAP IS TURNED OFF
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: !p216, !f217

PUMP LIMPET TEST

Next: p221, !f264

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: !p223, !f263

DIVERTER VALVE HEAD OPERATION

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM
REMOVE THE DIVERTER VALVE HEAD

Next: p245, f246

BYPASS

DRAIN AND DISCHARGE BOILER

Next: !p545, !f268

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: !p261, !f262

CH OPERATION

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: !p541, !f543

DIVERTER VALVE VOLTS (CH)

SELECTOR SWITCH TO HEATING
CH TEMPERATURE SELECTOR TO MAXIMUM

Next: !p265, !f254

FAN VOLTS

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER

Next: !p310, f410

VENTURI

REMOVE THE FAN ASSEMBLY FROM THE BOILER.

Next: p332, !f333

FLUE CHECK

Next: !p334, !f335

OVERHEAT THERMOSTAT RESISTANCE

REMOVE THE WIRES FROM THE OVERHEAT THERMOSTAT

Next: !p403, f471

RESISTANCE DHW SENSOR

REMOVE CONNECTOR J6 FROM MAIN PCB

Next: p427, !f428

CH FLOW SWITCH SPINDLE

SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: p562, f644

MAIN PCB TO IGNITION PCB GAS VALVE MODULATION VOLTAGE

{USEINSMAT}

Next: p649, f605

PUMP LIMPET TEST

Next: p576, f454

GAS INLET PRESSURE

SELECTOR SWITCH TO H

Next: p483, !f484

GAS VALVE RESISTANCE

REMOVE THE CONNECTOR FROM THE MAIN GAS VALVE

Next: !p485, !f608

GAS VALVE MODULATION HARNESS

REMOVE CONNECTOR J7 (BLACK) FROM MAIN PCB

Next: p508, !f518

MAIN PCB TO IGNITION PCB GAS VALVE MODULATION VOLTAGE

{USEINSMAT}

Next: !p624, f626

VENTURI

REMOVE THE FAN ASSEMBLY FROM THE BOILER.

Next: !p56, !f57

CH FLOW SWITCH MICRO SWITCH

REMOVE CONNECTOR J7 (BLACK) FROM THE MAIN PCB

Next: p637, !f572

SYSTEM BY-PASS

Next: !p577, !f578

EXTERNAL CONTROLS (INPUT)

SELECTOR SWITCH TO H

Next: p595, !f593

EXTERNAL CONTROLS OUTPUT

ENSURE THERE IS A DEMAND ON THE EXTERNAL CONTROLS

Next: !p596, !f599

DHW FLOW SWITCH

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: p251, !f636

LOCK OUT RESET

Next: p638, !f639

HARNESS MAIN PCB TO IGNITION PCB VOLTAGE

{USEINSMAT}
SELEC

Next: !p640, f641

C.H FLOW SWITCH DIAPHRAGM

BOILER DISCHARGED AND DRAINED

Next: !p647, !f648

DHW MODULATION VOLTS

SELECTOR SWITCH TO H

Next: !p650, f651

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: !p656, !f657

SPARK ELECTRODE LEADS (CONTINUITY)

Next: p681, !f663

DHW FLOW SWITCH VOLTAGE

{USEINSMAT}
SELECTOR SWITCH TO HOT WATER
DHW TEMPERATURE SELECTOR TO MAXIMUM

Next: !p684, !f685

MAINS POWER FUSE ON PCB

REMOVE THE FUSE FROM MAIN PCB

Next: !p677, !f678

SPARK ELECTRODE CONDITION

REMOVE THE SPARK ELECTRODE FROM THE BOILER.

Next: !p682, !f683

DHW MODULATION PRESSURE

SET FLOW RATE AT HOT

Next: p92, f93

FLUE CHECK

Next: !p102, !f103

FLAME SENSE LEAD

Next: p104, !f105

FLUE CHECK

Next: !p205, !f206

GAS INLET PRESSURE

SELECTOR SWITCH TO H

Next: !p198, !f95

CH SENSOR RESISTANCE

REMOVE THE GREEN PLUG FROM THE SENSOR

Next: p444, !f101

System Information

Total Tests: 198

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control