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:

OCEAN 80 FF STYLE

WARNING - IMPORTA

Next: &13, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

HOT WATER

SELECTOR SWITCH IN HW POSITION.
HOT WATER TAP ON

Next: &nff, ?89, ?91

HW HIGH BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: &1, f84

HW BURNER IGNITES

SELECTOR SWITCH IN HW POSITION

Next: &2, f77

CENTRAL HEATING

SELECTOR SWITCH IN CH & HW POSITION

Next: &3, ?73, ?75

CH BURNER IGNITES

SELECTOR SWITCH IN CH & HW POSITION

Next: &4, f54

PILOT FLAME FAILURE

SELECTOR SWITCH IN HW POSITION.

Next: &5, !f53

ESTABLISH PILOT

SELECTOR SWITCH IN HW POSITION.

Next: &6, f48

IGNITE PILOT

SELECTOR SWITCH IN HW POSITION.

Next: &7, ?28, ?30

HIGH FAN

SELECTOR SWITCH IN HW POSITION.

Next: &8, f23

SLOW FAN

Next: &9, f20

POWER ON NEON

Next: &10, f17

SYSTEM CHECKS

PLEASE ENSURE THE FOLLOWING SYSTEM CHECKS ARE COMPLETED

Next: &11, !f16

OCEAN 80 FF STYLE

{ISOLATEMAINSPOWER}<

Next: &12, !f15

IGNITE PILOT

FLUE

Next: End

IGNITE PILOT

FLUE VENTURI

Next: End

IGNITE PILOT

IGNITION CONTROL MICROSWITCH ASSEMBLY

Next: End

IGNITE PILOT

SPARK ELECTRODE LEAD

Next: End

IGNITE PILOT

SPARK ELECTRODE

Next: End

ELECTRICAL SAFETY CHECKS

ELECTRICAL SAFETY CHECK

Next: End

SYSTEM CHECKS

SYSTEM SAFETY CHECKS

Next: End

POWER ON NEON

MAINS ELECTRICITY SUPPLY

Next: End

SLOW FAN

RESISTOR FAN SPEED

Next: End

HIGH FAN

IGNITION CONTROL MICROSWITCH ASSEMBLY

Next: End

IGNITE PILOT

GAS SUPPLY

Next: End

IGNITE PILOT

PILOT

Next: End

ESTABLISH PILOT

THERMOCOUPLE

Next: End

ESTABLISH PILOT

OVERHEAT THERMOSTAT

Next: End

PILOT FLAME FAILURE

GAS VALVE

Next: End

CH BURNER IGNITES

ROOM THERMOSTAT (EXTERNAL CONTROL)

Next: End

CH BURNER IGNITES

MICROSWITCH ASSEMBLY

Next: End

CH BURNER IGNITES (PASS)

IGNITION CONTROL MICROSWITCH ASSEMBLY

Next: End

CH BURNER IGNITES

SAFETY THERMOSTAT

Next: End

CH BURNER IGNITES

CIRCULATING PUMP

Next: End

CH BURNER IGNITES

GAS VALVE

Next: End

HW BURNER IGNITES

PRESSURE SENSOR DIAPHRAGM (SEAL KIT)

Next: End

HW BURNER IGNITES

DHW MAINS WATER FILTER

Next: End

HW BURNER IGNITES

WATER VENTURI (PRESSURE SENSOR)

Next: End

HW HIGH BURNER PRESSURE

MICROSWITCH ASSEMBLY

Next: End

IGNITE PILOT

RELAY

Next: End

IGNITE PILOT

AIR PRESSURE SWITCH

Next: End

IGNITE PILOT

SPARK GENERATOR

Next: End

POWER ON NEON

GREEN LED INDICATOR

Next: End

SLOW FAN

COMBUSTION FAN

Next: End

HIGH FAN

RELAY

Next: End

HIGH FAN

AIR PRESSURE SWITCH

Next: End

IGNITE PILOT

GAS VALVE

Next: End

ESTABLISH PILOT

GAS VALVE

Next: End

CH BURNER IGNITES

HEATING CONTROL THERMOSTAT

Next: End

CH BURNER IGNITES (FAIL)

IGNITION CONTROL MICROSWITCH ASSEMBLY

Next: End

CH BURNER IGNITES

WATER FLOW SENSOR SWITCH

Next: End

CH BURNER IGNITES

BURNER

Next: End

CENTRAL HEATING

PRIMARY HEAT EXCHANGER

Next: End

CENTRAL HEATING

Next: End

HW BURNER IGNITES

MICROSWITCH ASSEMBLY

Next: End

HW HIGH BURNER PRESSURE

GAS VALVE

Next: End

HW HIGH BURNER PRESSURE

HW DOMESTIC THERMOSTAT

Next: End

HOT WATER

SECONDARY HEAT EXCHANGER (DHW)

Next: End

HOT WATER

3 PORT DIVERTER VALVE

Next: End

NO SPARKING

CHARACTERISTIC TEST FROM IGNITE PILOT

Next: p29

SPARKING

CHARACTERISTIC TEST FROM IGNITE PILOT

Next: p31

NOISY OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p74

QUIET OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p76

COLD RADIATORS

CHARACTERISTIC TEST FROM HOT WATER

Next: !p90

WARM RADIATORS

CHARACTERISTIC TEST FROM HOT WATER

Next: !p92

13/12/2017 09:02:16 1712_1_50_1 09/01/2018 09:09:11

20/12/2017 14:11:00

Next: End

AIR PRESSURE SWITCH: AIR DETECT

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: !p113, f114

FLUE

Next: p115, !f116

MAINS INPUT VOLTAGE

{ISOLATEMAINSPOWER}
GAIN ACCESS TO TERMINAL STRIP

Next: !p19, !f18

SLOW FAN VOLTAGE

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: !p22, !f21

AIR PRESSURE SWITCH: NO AIR

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: !p25, f24

IGNITION MICROSWITCH 1 OUTPUT VOLTAGE

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: !p27, !f26

THERMOCOUPLE VOLTAGE

{ISOLATEMAINSPOWER}<

Next: p50, !f49

SAFETY THERMOSTAT INPUT VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN CH & HW POSITION
GAIN ACCESS TO PCB AS NECESSARY

Next: p56, f55

CH CONTROL THERMOSTAT OUTPUT VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN CH & HW POSITION
GAIN ACCESS TO PCB AS NECESSARY

Next: p58, f57

EXTERNAL CONTROL

{ISOLATEMAINSPOWER}
GAIN ACCESS TO TERMINAL STRIP

Next: p60, !f59

SAFETY THERMOSTAT OUTPUT VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN CH & HW POSITION
GAIN ACCESS TO PCB AS NECESSARY

Next: p68, !f67

PRESSURE SENSOR DIAPHRAGM

{ISOLATEMAINSPOWER}
WATER OFF

Next: p79, !f78

2ND STAGE SOLENOID VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN HW POSITION.
GAIN ACCESS TO PCB AS NECESSARY

Next: !p86, f85

DOMESTIC HOT WATER THERMOSTAT INPUT VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN HW POSITION
GAIN ACCESS TO PCB AS REQUIRED

Next: !p88, !f87

FLUE VENTURI

{ISOLATEMAINSPOWER}

Next: !p117, !f118

SPARK GENERATOR INPUT VOLTAGE

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: p127, !f121

ELECTRODE LEAD

{ISOLATEMAINSPOWER}

Next: p130, !f129

SPARK ELECTRODE

{ISOLATEMAINSPOWER}

Next: !p131, !f132

RELAY PIN 9 VOLTAGE

{ISOLATEMAINSPOWER}
GAIN ACCESS TO PCB AS NECESSARY

Next: p119, f106

GAS SUPPLY

{ISOLATEMAINSPOWER}
CONNECT U-GAUGE TO INLET PRESSURE POINT.

Next: p45, !f44

BLOCKED PILOT

{ISOLATEMAINSPOWER}

Next: !p47, !f46

TOTAL OVERHEAT THERMOSTAT VOLTAGES

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN HW POSITION

Next: !p52, !f51

MAIN GAS VALVE VOLTAGE

SELECTOR SWITCH IN CH & HW POSITION.

Next: p66, f65

CH IGNITION CONTROL MICROSWITCH 1 OUTPUT VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN CH & HW POSITION
GAIN ACCESS TO PCB AS NECESSARY

Next: !p64, !f63

WATER PUMP VOLTAGE

{ISOLATEMAINSPOWER}
SELECTOR SWITCH IN CH & HW POSITION
GAIN ACCESS TO PCB AS NECESSARY

Next: !p62, !f61

CH MINIMUM BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: !p72, !f71

WATER PUMP RUNNING

SELECTOR SWITCH IN CH & HW POSITION.

Next: !p70, !f69

MAINS WATER FILTER

{ISOLATEMAINSPOWER}
WATER OFF

Next: p81, !f80

WATER VENTURI - PRESSURE SENSOR

{ISOLATEMAINSPOWER}
WATER OFF

Next: !p83, !f82

System Information

Total Tests: 96

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control