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 STERLING FF

WARNING - IMPORTA

Next: &17, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

HOT WATER

SELECTOR SWITCH IN SUMMER POSITION

Next: &nff, !f88

H/W HIGH FLAME

SELECTOR SWITCH IN SUMMER POSITION

Next: &1, f83

HW/LOW FLAME

SELECTOR SWITCH IN SUMMER POSITION

Next: &2, !f223

CHANGE OVER VALVE - SPINDLE

{ISOLATEMAINSPOWER}
REMOVE CHANGE-OVER VALVE MICROSWITCH COVER

Next: &204, !f79

CENTRAL HEATING

SELECTOR SWITCH IN W

Next: &202, f76

C/H HIGH FLAME

SELECTOR SWITCH IN W

Next: &5, f66

C/H LOW FLAME

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: &196, f186

C/H IGNITION

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: &7, ?20, ?22

C/H STANDBY

SELECTOR SWITCH IN WINTER POSITION

Next: &14, f2

CHAFFOTEAUX STERLING FF

{ISOLATEMAINSPOWER}<

Next: &231, !f1

FLAME DETECT

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: &6, f197

HW STANDBY

SELECTOR SWITCH IN SUMMER POSITION

Next: &4, !f203

H/W IGNITION

SELECTOR SWITCH IN SUMMER POSITION

Next: &3, ?205, ?207

SYSTEM CHECKS

PLEASE ENSURE THE FOLLOWING SYSTEM CHECKS ARE COMPLETED

Next: &16, !f232

ELECTRICAL CHECKS

ELECTRICAL CHECKS

Next: End

C/H IGNITION

MICRO SWITCHES

Next: End

OVERHEAT THERMOSTAT 105 DEGREES C

OVERHEAT THERMOSTAT 105 DEGREES C

Next: End

OVERHEAT THERMOSTAT 110 DEGREES C

OVERHEAT THERMOSTAT 110 DEGREES C

Next: End

FLUE

FLUE

Next: End

FAN

FAN

Next: End

AIR PRESSURE SWITCH MOUNTING

AIR PRESSURE SWITCH MOUNTING

Next: End

POTENTIOMETER LEAD

POTENTIOMETER LEAD

Next: End

C/H IGNITION

THERMISTOR TEMPERATURE SENSOR

Next: End

C/H IGNITION

WATER FLOW SWITCH

Next: End

MICROSWITCHES

MICRO SWITCHES

Next: End

EXTERNAL WIRING

EXTERNAL CONTROL WIRING

Next: End

TIMER

TIMER

Next: End

C/H IGNITION

PRINTED CIRCUIT BOARD

Next: End

GAS SUPPLY

GAS SUPPLY

Next: End

GREY SOLENOID

GREY SOLENOID

Next: End

C/H LOW FLAME

PRINTED CIRCUIT BOARD

Next: End

BLUE SOLENOID

BLUE SOLENOID REPLACEMENT

Next: End

FLAME DETECT IONIZATION PROBE

FLAME DETECT IONIZATION PROBE

Next: End

C/H HIGH FLAME

THERMISTOR TEMPERATURE SENSOR

Next: End

ORANGE SOLENOID

ORANGE SOLENOID - REPLACEMENT

Next: End

HW STANDBY

SELECTOR SWITCH

Next: End

H/W IGNITION

MICRO SWITCHES

Next: End

HEATING THERMOSTAT 85 DEGREES C

HEATING THERMOSTAT 85 DEGREES C

Next: End

H/W IGNITION 2

MICRO SWITCHES

Next: End

CHANGE OVER VALVE

CHANGE OVER VALVE

Next: End

BLACK SOLENOID

BLACK SOLENOID

Next: End

THERMOSTAT 57 DEGREES C

THERMOSTAT 57 DEGREES C

Next: End

SPARK ELECTRODE ASSEMBLY

SPARK ELECTRODE ASSEMBLY

Next: End

C/H IGNITION NO AIR

AIR PRESSURE SWITCH

Next: End

SYSTEM CHECKS

SYSTEM CHECKS

Next: End

FUSE F1

FUSE F1

Next: End

FUSE F2

FUSE F2

Next: End

MAINS POWER SUPPLY

Next: End

HEATING RETURN FILTER

HEATING RETURN FILTER

Next: End

DIAPHRAGM

DIAPHRAGM; CHANGE OVER VALVE

Next: End

SECONDARY HEAT EXCHANGER

SECONDARY HEAT EXCHANGER

Next: End

C/H STANDBY

SELECTOR SWITCH

Next: End

SPARK GENERATOR

SPARK GENERATOR

Next: End

LIGHT PILOT

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION 4

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION 3

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION 1

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION

PUMP

Next: End

MAIN BURNER

MAIN BURNER

Next: End

FLAME DETECT

PRINTED CIRCUIT BOARD

Next: End

HW IGNITION 2

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION 2

PRINTED CIRCUIT BOARD

Next: End

C/H IGNITION AIR DETECT

AIR PRESSURE SWITCH

Next: End

H/W IGNITION

PRINTED CIRCUIT BOARD

Next: End

CENTRAL HEATING HIGH FLAME

PRINTED CIRCUIT BOARD

Next: End

PRIMARY HEAT EXCHANGER

PRIMARY HEAT EXCHANGER

Next: End

H/W HIGH FLAME

PRINTED CIRCUIT BOARD

Next: End

YELLOW LED IS ON, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: !p227

YELLOW LED IS OFF, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: !p228

YELLOW LED IS ON, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: p21

YELLOW LED IS ON, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: p209

YELLOW LED IS OFF, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: p208

YELLOW LED IS OFF, NO SPARKS SEEN

CHARACTERISTIC TEST FROM C/H IGNITION

Next: p23

21/11/2013 14:58:16 1403_1_50_1 28/02/2014 12:07:26

06/12/2013 15:51:19

Next: End

AIR PRESSURE SWITCH: AIR DETECT

{ISOLATEMAINSPOWER}
DISCONNECT LEADS FROM THE AIR PRESSURE SWITCH NOTING THE CONNECTIONS.

Next: !p144, !f146

AIR PRESSURE SWITCH: MOUNTING

{ISOLATEMAINSPOWER}

Next: p154, !f166

WATER PUMP RUNNING

{ISOLATEMAINSPOWER}<

Next: p168, f169

COV MICROSWITCHES CH

{ISOLATEMAINSPOWER}<

Next: p178, !f179

GAS SUPPLY

{ISOLATEMAINSPOWER}<

Next: p187, !f188

FLAME SUPERVISION PROBE AND LEAD

{ISOLATEMAINSPOWER}

Next: !p198, !f199

FUSE F1

{ISOLATEMAINSPOWER}

Next: p4, !f3

ORANGE SOLENOID RESISTANCE

{ISOLATEMAINSPOWER}

Next: p73, !f201

HEATING RETURN FILTER

{ISOLATEMAINSPOWER}<

Next: !p78, !f77

57 C HW THERMOSTAT

{ISOLATEMAINSPOWER}<

Next: p85, !f225

105 C HIGH LIMIT THERMOSTAT

{ISOLATEMAINSPOWER}<

Next: p149, !f150

110 C HIGH LIMIT THERMOSTAT

{ISOLATEMAINSPOWER}<

Next: !p151, !f152

FLUE

Next: p156, !f157

FAN RUNNING

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: p158, !f165

H/W IGNITION

SELECTOR SWITCH IN SUMMER POSITION

Next: !p159, ?161, ?163

AIR PRESSURE SWITCH: NO AIR

{ISOLATEMAINSPOWER}
REMOVE ALL THREE WIRES FROM AIR PRESSURE SWITCH

Next: p170, !f229

POTENTIOMETER LEAD CHECK

{ISOLATEMAINSPOWER}

Next: p172, !f173

THERMISTOR SHORT OR OPEN CIRCUIT

{ISOLATEMAINSPOWER}
REMOVE BLACK WIRES FROM THERMISTOR

Next: p174, !f175

WATER FLOW SWITCH

{ISOLATEMAINSPOWER}<

Next: !p176, !f177

ROOM THERMOSTAT OUTPUT VOLTAGE

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: p180, !f181

TIMER SWITCH

{ISOLATEMAINSPOWER}<

Next: p182, !f183

WATER PUMP VOLTAGE

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: !p184, !f185

GREY SOLENOID RESISTANCE

{ISOLATEMAINSPOWER}

Next: p189, !f190

GREY SOLENOID VOLTAGE

Next: p191, !f192

BLUE SOLENOID RESISTANCE

{ISOLATEMAINSPOWER}

Next: !p195, !f194

85 C LIMIT THERMOSTAT

{ISOLATEMAINSPOWER}<

Next: p219, !f220

COV MICROSWITCHES HW

{ISOLATEMAINSPOWER}<

Next: !p230, !f211

SPARK GENERATOR INPUT VOLTAGE

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: p25, f143

COV MICROSWITCHES HW

{ISOLATEMAINSPOWER}<

Next: !p221, !f222

FAN VOLTAGE

SELECTOR SWITCH IN WINTER POSITION
TIMER SWITCHED TO FIX ON

Next: p37, f167

IGNITION ELECTRODE & LEADS

{ISOLATEMAINSPOWER}

Next: !p141, !f226

AIR PRESSURE SWITCH: AIR DETECT

{ISOLATEMAINSPOWER}
DISCONNECT LEADS FROM THE AIR PRESSURE SWITCH NOTING THE CONNECTIONS.

Next: p147, f153

FUSE F2

{ISOLATEMAINSPOWER}

Next: p6, !f5

MAINS POWER INPUT

SELECTOR SWITCH IN OFF POSITION

Next: !p140, !f7

THERMISTOR RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p75, !f200

BLACK SOLENOID RESISTANCE

{ISOLATEMAINSPOWER}

Next: !p87, !f224

System Information

Total Tests: 112

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control