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:

CHAFFOTEAUX BRITONY COMBI SE 80

WARNING - IMPORTA

Next: &10, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

DHW FAN RUNS

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR TO 0 POSITION

Next: &452, ?505, ?507

DHW DEMAND

{ISOLATEMAINSPOWER}

Next: &4, f352

BOILER STANDBY

ENSURE CH & DHW TEMP

Next: &6, ?26, ?28

DHW FLOW RATE

Next: &7, f19

INFORMATION PAGE

Next: &8, !f18

CHAFFOTEAUX BRITONY COMBI SE 80

{ISOLATEMAINSPOWER}<

Next: &9, !f17

DHW OPERATION

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR 0 POSITION

Next: &15, ?221, ?223, ?225, ?227

CH DEMAND

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: &11, f191

CH OPERATION

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: &347, ?290, ?292, ?294

OVER-RUNS

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: &nff, !f312

SYSTEM PRESSURE RISE

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: &16, f348

BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: &12, f392

DHW BURNER ESTABLISH

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR 0 POSITION

Next: &391, f406

DHW BURNER IGNITION

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR TO 0 POSITION

Next: &405, f453

PCB CONFIGURATION

Next: &nff, !f542

FAULT

ELECTRICAL CHECKS

Next: End

FAULT

SYSTEM CHECKS

Next: End

FAULT

DHW SERVICE VALVE/WATER SERVICE TAP

Next: End

FAULT 1

CLOCK/LINK CONTROL

Next: End

FAULT 4

SENSOR CH CALIBRATION

Next: End

FAULT 1

WATER CONTROL FILTER

Next: End

CH OPERATION FAULT 1

CONTROL PCB

Next: End

FAULT 1

HEAT EXCHANGER GAS/WATER

Next: End

FAULT 1

PUMP HARNESS

Next: End

FAULT 4

SENSOR DHW CALIBRATION

Next: End

FAULT 5

SENSOR CH CALIBRATION

Next: End

FAULT 1

INJECTOR MANIFOLD

Next: End

FAULT 2

PUMP

Next: End

FAULT 2

HEAT EXCHANGER GAS/WATER

Next: End

FAULT 5

SENSOR DHW CALIBRATION

Next: End

FAULT 6

SENSOR CH CALIBRATION

Next: End

FAULT 3

PUMP

Next: End

FAULT 1

BYPASS

Next: End

FAULT 7

SENSOR CH CALIBRATION

Next: End

CH DEMAND FAULT 1

CONTROL PCB

Next: End

OVERRUN FAULT 1

CONTROL PCB

Next: End

FAULT 3

THREE WAY VALVE SPINDLE

Next: End

FAULT 3

DIVERTER VALVE

Next: End

FAULT 2

DIVERTER VALVE

Next: End

FAULT 1

EXPANSION VESSEL

Next: End

DHW DEMAND

WATER CONTROL FILTER

Next: End

FAULT 1

DIVERTER VALVE

Next: End

FAULT 1

THREE WAY VALVE SPINDLE

Next: End

FAULT 1

THREE WAY VALVE DIAPHRAGM

Next: End

DHW BURNER FULL RATE

GAS FILTER

Next: End

FAULT 3

SENSOR DHW CALIBRATION

Next: End

FAULT 3

SENSOR CH CALIBRATION

Next: End

FAULT 5 (ELEC)

GAS VALVE

Next: End

FAULT 2

GAS INLET PRESSURE

Next: End

RECTIFICATION FAULT1

CONTROL PCB

Next: End

FAULT1

FLAME SENSE ELECTRODE

Next: End

FAN CONTROL FAULT 1

CONTROL PCB

Next: End

APS DHW BURNER ESTABLISHED

HARNESS

Next: End

FAULT 3

AIR PRESSURE SWITCH TUBES

Next: End

FAULT 3

VENTURI AIR FLOW

Next: End

FAULT 3

FLUE

Next: End

FAULT 2

SENSOR DHW CALIBRATION

Next: End

FAULT 2

SENSOR CH CALIBRATION

Next: End

FAULT 3

GAS INLET PRESSURE

Next: End

FAULT 2

AIR PRESSURE SWITCH

Next: End

FAULT 1

ELECTRODE IGNITION

Next: End

FAULT 2

AIR PRESSURE SWITCH TUBES

Next: End

DHW BURNER IGNITION

FAN ASSEMBLY

Next: End

FAULT 2

VENTURI AIR FLOW

Next: End

DHW BURNER IGNITION

HEAT EXCHANGER GAS/WATER

Next: End

FAULT 2

FLUE

Next: End

STANDBY 2

CONTROL PCB

Next: End

IGNITION FAULT 2

CONTROL PCB

Next: End

FAULT 1

GAS INLET PRESSURE

Next: End

DHW BURNER IGNITION

GAS FILTER

Next: End

FAULT 1

DHW MICROSWITCH

Next: End

FAULT 1

SYSTEM PRESSURE

Next: End

FAULT 1

SYSTEM PRESSURE SWITCH

Next: End

FAULT 1

SENSOR DHW CALIBRATION

Next: End

FAULT 1

SENSOR CH CALIBRATION

Next: End

FAULT 1

AIR PRESSURE SWITCH TUBES

Next: End

FAULT 1

VENTURI AIR FLOW

Next: End

FAULT 1

FLUE

Next: End

DHW FAN RUNS

SYSTEM PRESSURE

Next: End

DHW FAN RUNS

SYSTEM PRESSURE SWITCH

Next: End

DHW FAN RUNS

SENSOR DHW CALIBRATION

Next: End

STANDBY 3

CONTROL PCB

Next: End

DHW FAN RUNS

SENSOR CH CALIBRATION

Next: End

PCB CONFIG

Z REDIRECT

Next: End

FAULT1

FUSED SPUR FUSE 3A

Next: End

FAULT 1

OVERHEAT THERMOSTAT

Next: End

FAULT 1

PUSH ROD IGNITION (RESET ROD)

Next: End

FAULT 1

24 VOLT LINK OR CONTROL

Next: End

CH DEMAND FAULT 2

CONTROL PCB

Next: End

CH DEMAND FAULT 3

CONTROL PCB

Next: End

FAULT 1

HEAT EXCHANGER WATER TO WATER

Next: End

FAULT 1

PUMP

Next: End

FAULT 2

HEAT EXCHANGER WATER TO WATER

Next: End

FAULT 3

HEAT EXCHANGER WATER TO WATER

Next: End

DEMAND FAULT 5

CONTROL PCB

Next: End

FAULT 3

HEAT EXCHANGER GAS/WATER

Next: End

DEMAND FAULT 6

CONTROL PCB

Next: End

FAULT 1

Next: End

FAULT 2

THREE WAY VALVE SPINDLE

Next: End

FAULT 1

EXPANSION VESSEL CONNECTION

Next: End

FAULT 1

THREE WAY VALVE MOTOR

Next: End

DEMAND FAULT 4

CONTROL PCB

Next: End

STANDBY 1

CONTROL PCB

Next: End

FAULT 4 (MECH)

GAS VALVE

Next: End

FLAME SENSE

LOOM

Next: End

RECTIFICATION FAULT 2

CONTROL PCB

Next: End

FAULT 1

BURNER

Next: End

FAULT 3

FAN ASSEMBLY

Next: End

DHW BURNER ESTABLISHED

CONTROL PCB

Next: End

FAULT 3

AIR PRESSURE SWITCH

Next: End

DEMAND FAULT 3

CONTROL PCB

Next: End

FAULT 1

FUSE F1 2 AMP

Next: End

IGNITION FAULT 1

CONTROL PCB

Next: End

FAULT 2

BURNER

Next: End

FAULT 1

GAS VALVE

Next: End

FAULT 1

FAN ASSEMBLY

Next: End

FAULT 1

FUSE F2 0.125 AMP

Next: End

FAULT 2

FAN ASSEMBLY

Next: End

DEMAND FAULT 2

CONTROL PCB

Next: End

DEMAND FAULT 1

CONTROL PCB

Next: End

FAULT 1

AIR PRESSURE SWITCH

Next: End

DHW FAN RUNS

CONTROL PCB

Next: End

FAULT 1

Next: End

RESET 1

APPLIANCE LOCKOUT

Next: End

LOCKOUT RESET

CONTROL PCB

Next: End

Noisy (kettling/banging)

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p222

DHW temperature low, radiators cold

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p263

DHW temperature low, radiators warm

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p226

DHW cycles burner on burner off hot and cold

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p277

Boiler does not react

CHARACTERISTIC TEST FROM BOILER STANDBY

Next: p38

Boiler fan runs, stops and starts again within 5 seconds

CHARACTERISTIC TEST FROM BOILER STANDBY

Next: p29

Boiler to temperature, radiators do not heat

CHARACTERISTIC TEST FROM CH OPERATION

Next: p296

Noisy (kettling/banging)

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p293

Boiler cool, radiators cool

CHARACTERISTIC TEST FROM CH OPERATION

Next: p304

FAN DOES NOT RUN AND/OR PULSES BUT DOES NOT RUN

CHARACTERISTIC TEST FROM DHW FAN RUNS

Next: p509

FAN RUNS FOR APPROX 5 SECONDS THEN STOPS

CHARACTERISTIC TEST FROM DHW FAN RUNS

Next: p532

26/05/2017 14:49:52 1705_1_50_1 19/06/2017 09:16:46

24/05/2017 10:15:33

Next: End

DHW SERVICE VALVE/WATER SERVICE TAP

Next: p20, !f21

ROOM THERMOSTAT/LINK OUTPUT

{ISOLATEMAINSPOWER}<

Next: p216, f205

CLOCK SWITCHING VOLTAGE INPUT

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: p206, !f311

CLOCK CONTROL OUTPUT

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: !p219, !f211

PUMP VOLTAGE

{ISOLATEMAINSPOWER}<

Next: p240, !f238

EXPANSION VESSEL CHARGE PRESSURE

{ISOLATEMAINSPOWER}
ISOLATE FLOW AND RETURN VALVES
APPLIANCE DISCHARGED AND DRAINED

Next: !p349, !f350

INSPECTION WATER CONTROL FILTER

{ISOLATEMAINSPOWER}<

Next: p361, !f362

VOLTS OUTPUT FUSE F2

{ISOLATEMAINSPOWER}
REMOVE TERMINAL COVER ON CONTROL PANEL TO EXPOSE FUSES

Next: !p40, f41

INSPECTION GAS FILTER

{ISOLATEMAINSPOWER}
REMOVE GAS INLET PIPE AND FILTER

Next: p393, !f394

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p397, !f398

BURNER RE-IGNITION CHECK

Next: p407, f408

RECTIFICATION VOLTAGE AC

{ISOLATEMAINSPOWER}<

Next: p409, f410

VOLTS OUTPUT FUSE F1

Next: p42, f43

RECTIFICATION VOLTAGE AC (PCB)

CH TEMPERATURE SELEC

Next: !p411, !f412

FLAME SENSE ELECTRODE

{ISOLATEMAINSPOWER}
REMOVE FLAME SENSE ELECTRODE

Next: !p415, !f416

FAN VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p419, !f420

APS HARNESS TEST

{ISOLATEMAINSPOWER}
REMOVE THE WIRES FROM THE APS AND DISCONNECT THE PLUG J4 FROM THE PCB

Next: !p423, !f424

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p427, !f428

MAINS VOLTAGE TO PCB

Next: p44, f45

FUSE

{ISOLATEMAINSPOWER}
REMOVE MAIN FUSE FROM THE FUSED SPUR

Next: !p55, !f56

SPARKING PRESENT

{ISOLATEMAINSPOWER}<

Next: p454, f455

APS TEST - USING KIT

{ISOLATEMAINSPOWER}<

Next: p456, !f457

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: p474, !f475

PUMP VOLTAGE

{ISOLATEMAINSPOWER}<

Next: p512, f513

DHW MICROSWITCH OPERATION

{ISOLATEMAINSPOWER}
DISCONNECT BROWN LEADS FROM DHW MICROSWITCH

Next: p514, !f515

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p526, !f527

PUSH ROD IGNITION (RESET ROD)

{ISOLATEMAINSPOWER}
OPEN MAIN CONTROL BOX COVER

Next: !p61, !f62

INSPECTION WATER CONTROL FILTER

{ISOLATEMAINSPOWER}<

Next: !p22, !f23

CONTROL 24 VOLT INPUT

DHW TEMPERATURE SELE

Next: !p208, f209

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p217, !f218

PUMP RUNS

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: p234, f231

DIVERTER VALVE MOVEMENT

{ISOLATEMAINSPOWER}<

Next: !p325, !f326

CH OPERATION DIAGNOSTICS

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: !p245, !f239

PUMP HARNESS

{ISOLATEMAINSPOWER}

Next: !p241, !f242

PUMP LIMPET TEST

Next: p264, !f271

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p265, !f266

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: p267, !f268

GAS RATE

Next: p269, !f270

FLOW TEMPERATURE

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: !p274, !f273

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p278, !f279

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p282, !f281

OVERHEAT THERMOSTAT RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT BROWN WIRES FROM THE OVERHEAT THERMOSTAT

Next: p57, !f58

PUMP LIMPET TEST

Next: p299, !f300

DIVERTER VALVE MOVEMENT

{ISOLATEMAINSPOWER}<

Next: p313, !f318

BYPASS

{ISOLATEMAINSPOWER}
ISOLATE FLOW AND RETURN VALVES
APPLIANCE DISCHARGED AND DRAINED

Next: !p301, !f302

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p305, !f306

THREE WAY VALVE SPINDLE

{ISOLATEMAINSPOWER}<

Next: !p315, !f317

DIVERTER VALVE MOVEMENT

{ISOLATEMAINSPOWER}<

Next: p363, !f364

THREE WAY VALVE SPINDLE

{ISOLATEMAINSPOWER}<

Next: p365, !f366

THREE WAY VALVE DIAPHRAGM

{ISOLATEMAINSPOWER}<

Next: !p367, !f368

FAN VOLTAGE (STANDBY)

{ISOLATEMAINSPOWER}<

Next: !p48, f39

GAS VALVE VOLTAGE (GV3)

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR TO 0 POSITION

Next: p395, f396

GAS VALVE RESISTANCE (GV3)

{ISOLATEMAINSPOWER}
DISCONNECT CONNECTOR PLUG FROM GV3 (BLACK LEADS)

Next: p401, !f402

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p399, !f400

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p403, !f404

FAN SPEED CHECK

{ISOLATEMAINSPOWER}<

Next: p417, f418

RECTIFICATION VOLTAGE DC

{ISOLATEMAINSPOWER}<

Next: !p413, f414

APS VOLTAGE TEST (COMMON)

{ISOLATEMAINSPOWER}<

Next: p421, f422

VOLTS INPUT FUSE F2

Next: !p49, !f54

APS VOLTAGE TEST (NO)

{ISOLATEMAINSPOWER}<

Next: p425, f426

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p433, !f434

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p429, !f430

FLUE

Next: !p431, !f432

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: p435, !f436

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p437, !f438

VOLTS INPUT FUSE F1

Next: !p46, !f47

GAS VALVE VOLTAGE

CH TEMPERATURE SELECTOR TO 0 POSITION
DHW TEMPERATURE SELECTOR TO 0 POSITION

Next: p470, !f471

IGNITION ELECTRODE

{ISOLATEMAINSPOWER}

Next: p458, !f459

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p460, !f461

FAN INSPECTION

{ISOLATEMAINSPOWER}

Next: p462, !f463

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p464, !f465

HEAT EXCHANGER INSPECTION

{ISOLATEMAINSPOWER}

Next: p466, !f467

FLUE

Next: !p468, !f469

BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p472, f473

INSPECTION GAS FILTER

{ISOLATEMAINSPOWER}
REMOVE GAS INLET PIPE AND FILTER

Next: !p476, !f477

FAN VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p510, f511

AIR PRESSURE SWITCH (NC)

{ISOLATEMAINSPOWER}<

Next: !p524, f525

SYSTEM CHARGE PRESSURE

Next: p516, !f517

SYSTEM PRESSURE SWITCH RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT BLACK LEADS FROM SYSTEM PRESSURE SWITCH

Next: p518, !f519

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p520, !f521

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p522, !f523

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p528, !f529

FLUE

Next: !p530, !f531

SYSTEM CHARGE PRESSURE

Next: p533, !f534

SYSTEM PRESSURE SWITCH RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT BLACK LEADS FROM SYSTEM PRESSURE SWITCH

Next: p535, !f536

SENSOR DHW RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM DHW TEMPERATURE SENSOR (GREEN LEADS)

Next: p537, !f538

SENSOR CH RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE CONNECTOR PLUG FROM CH TEMPERATURE SENSOR (PURPLE LEADS)

Next: !p539, !f540

LOCKOUT RESET

DHW TEMPERATURE SELECTOR TO 0 POSITION
CH TEMPERATURE SELECTOR TO 0 POSITION

Next: !p59, f60

System Information

Total Tests: 227

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control