XSol Diagnostic System

APS TEST - USING KIT

REMOVE THE APS AND A

Next: &10, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

DHW DEMAND

{ISOLATEMAINSPOWER}

Next: &471, f358

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 LPG

{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: &354, ?290, ?292, ?294

OVERRUNS

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, f355

BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: &12, f398

DHW BURNER ESTABLISH

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

Next: &397, f412

DHW BURNER IGNITION

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

Next: &411, f446

DHW FAN RUNS

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

Next: &445, ?472, ?474

PCB CONFIGURATION

Next: &nff, !f507

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

DHW 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 2

PUMP

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

INJECTOR MANIFOLD

Next: End

FAULT 1

EXPANSION VESSEL

Next: End

FAULT 1

DIVERTER VALVE

Next: End

FAULT 1

THREE WAY VALVE SPINDLE

Next: End

DHW DEMAND

WATER CONTROL FILTER

Next: End

FAULT 1

THREE WAY VALVE MOTOR

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

IGNITION FAULT 2

CONTROL PCB

Next: End

FAULT 1

GAS INLET PRESSURE

Next: End

STANDBY 2

CONTROL PCB

Next: End

DHW BURNER IGNITION

GAS FILTER

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

DHW FAN RUNS

SENSOR CH CALIBRATION

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

PCB CONFIG

Z REDIRECT

Next: End

STANDBY 3

CONTROL PCB

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

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 3

HEAT EXCHANGER WATER TO WATER

Next: End

FAULT 2

HEAT EXCHANGER GAS/WATER

Next: End

FAULT 1

EXPANSION VESSEL CONNECTION

Next: End

FAULT 1

THREE WAY VALVE DIAPHRAGM

Next: End

STANDBY 1

CONTROL PCB

Next: End

DEMAND FAULT 4

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

DHW FAN RUNS

CONTROL PCB

Next: End

FAULT 2

FAN ASSEMBLY

Next: End

FAULT 1

FUSE F2 0.125 AMP

Next: End

DEMAND FAULT 2

CONTROL PCB

Next: End

DEMAND FAULT 1

CONTROL PCB

Next: End

FAULT 1

AIR PRESSURE SWITCH

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: p473

FAN RUNS FOR APPROX 5 SECONDS THEN STOPS

CHARACTERISTIC TEST FROM DHW FAN RUNS

Next: p475

26/05/2017 14:49:00 1705_1_50_1 19/06/2017 09:17:22

30/05/2017 15:35:07

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

INJECTOR MANIFOLD

{ISOLATEMAINSPOWER}
REMOVE INJECTOR MANIFOLD

Next: !p332, !f333

EXPANSION VESSEL CHARGE PRESSURE

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

Next: !p356, !f357

INSPECTION WATER CONTROL FILTER

{ISOLATEMAINSPOWER}<

Next: p366, !f372

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: p399, !f400

SENSOR DHW RESISTANCE

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

Next: p403, !f404

VOLTS OUTPUT FUSE F1

Next: p42, f43

BURNER RE-IGNITION CHECK

Next: p413, f414

RECTIFICATION VOLTAGE AC

{ISOLATEMAINSPOWER}<

Next: p415, f416

RECTIFICATION VOLTAGE AC (PCB)

CH TEMPERATURE SELEC

Next: !p417, !f418

FLAME SENSE ELECTRODE

{ISOLATEMAINSPOWER}
REMOVE FLAME SENSE ELECTRODE

Next: !p421, !f422

FAN VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p425, !f426

APS HARNESS TEST

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

Next: !p429, !f430

MAINS VOLTAGE TO PCB

Next: p44, f45

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p433, !f434

SPARKING PRESENT

{ISOLATEMAINSPOWER}<

Next: p447, f448

APS TEST - USING KIT

{ISOLATEMAINSPOWER}<

Next: p449, !f450

FUSE

{ISOLATEMAINSPOWER}
REMOVE MAIN FUSE FROM THE FUSED SPUR

Next: !p55, !f56

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: p467, !f468

PUMP VOLTAGE

{ISOLATEMAINSPOWER}<

Next: p486, f487

DHW MICROSWITCH OPERATION

{ISOLATEMAINSPOWER}
DISCONNECT BROWN LEADS FROM DHW MICROSWITCH

Next: p488, !f489

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p500, !f501

PUSH ROD IGNITION (RESET ROD)

{ISOLATEMAINSPOWER}
OPEN MAIN CONTROL BOX COVER

Next: !p61, !f62

DHW INLET FILTER/RESTRICTOR

{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: p329, !f268

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

FLOW TEMPERATURE

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

Next: !p330, f331

DIVERTER VALVE MOVEMENT

{ISOLATEMAINSPOWER}<

Next: p368, !f369

THREE WAY VALVE SPINDLE

{ISOLATEMAINSPOWER}<

Next: p370, !f371

THREE WAY VALVE DIAPHRAGM

{ISOLATEMAINSPOWER}<

Next: !p373, !f374

FAN VOLTAGE (STANDBY)

{ISOLATEMAINSPOWER}<

Next: !p48, f39

GAS VALVE VOLTAGE (GV3)

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

Next: p401, f402

GAS VALVE RESISTANCE (GV3)

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

Next: p407, !f408

SENSOR CH RESISTANCE

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

Next: !p405, !f406

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p409, !f410

FAN SPEED CHECK

{ISOLATEMAINSPOWER}<

Next: p423, f424

RECTIFICATION VOLTAGE DC

{ISOLATEMAINSPOWER}<

Next: !p419, f420

VOLTS INPUT FUSE F2

Next: !p49, !f54

APS VOLTAGE TEST (COMMON)

{ISOLATEMAINSPOWER}<

Next: p427, f428

APS VOLTAGE TEST (NO)

{ISOLATEMAINSPOWER}<

Next: p431, f432

SENSOR DHW RESISTANCE

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

Next: p439, !f440

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p435, !f436

FLUE

Next: !p437, !f438

SENSOR CH RESISTANCE

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

Next: p441, !f442

VOLTS INPUT FUSE F1

Next: !p46, !f47

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p443, !f444

GAS VALVE VOLTAGE

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

Next: p463, !f464

IGNITION ELECTRODE

{ISOLATEMAINSPOWER}

Next: p451, !f452

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p453, !f454

FAN INSPECTION

{ISOLATEMAINSPOWER}

Next: p455, !f456

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p457, !f458

HEAT EXCHANGER INSPECTION

{ISOLATEMAINSPOWER}

Next: p459, !f460

FLUE

Next: !p461, !f462

BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p465, f466

INSPECTION GAS FILTER

{ISOLATEMAINSPOWER}
REMOVE GAS INLET PIPE AND FILTER

Next: !p469, !f470

FAN VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p484, f485

SYSTEM CHARGE PRESSURE

Next: p476, !f477

SYSTEM PRESSURE SWITCH RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT BLACK LEADS FROM SYSTEM PRESSURE SWITCH

Next: p478, !f479

SENSOR DHW RESISTANCE

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

Next: p480, !f481

SENSOR CH RESISTANCE

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

Next: !p482, !f483

AIR PRESSURE SWITCH (NC)

{ISOLATEMAINSPOWER}<

Next: !p498, f499

SYSTEM CHARGE PRESSURE

Next: p490, !f491

SYSTEM PRESSURE SWITCH RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT BLACK LEADS FROM SYSTEM PRESSURE SWITCH

Next: p492, !f493

SENSOR DHW RESISTANCE

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

Next: p494, !f495

SENSOR CH RESISTANCE

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

Next: !p496, !f497

VENTURI AIR FLOW

{ISOLATEMAINSPOWER}

Next: p502, !f503

FLUE

Next: !p504, !f505

LOCKOUT RESET

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

Next: !p59, f60

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