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:

MAXOL 40 H MDF

G.C. NUMBER 41 202 2

Next: &14, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

LOCKOUT RESET

ON/OFF SWITCH ON.

Next: &nff, f69

LOCKOUT

ON/OFF SWITCH ON.

Next: &1, f66

PUMP OVERRUN

ON/OFF SWITCH ON.

Next: &2, !f65

CENTRAL HEATING OPERATION

ON/OFF SWITCH ON.

Next: &3, ?61, ?63

BOILER THERMOSTAT OPERATION

{ISOLATEMAINSPOWER}
ON/OFF SWITCH ON.
CONNECT A U-GAUGE TO THE BURNER PRESSURE TEST POINT.

Next: &4, f58

BURNER PRESSURE

{ISOLATEMAINSPOWER}
ON/OFF SWITCH ON.
CONNECT U-GAUGE TO THE BURNER PRESSURE TEST POINT.

Next: &5, f53

BURNER ESTABLISHED

{ISOLATEMAINSPOWER}
ON/OFF SWITCH ON.
CONNECT U-GAUGE TO THE BURNER PRESSURE TEST POINT.

Next: &6, f48

BOILER RUNNING NEON (ORANGE)

ON/OFF SWITCH ON.

Next: &72, f30

FAN RUNS

ON/OFF SWITCH ON.

Next: &9, f27

PUMP RUNS

ON/OFF SWITCH ON.

Next: &10, f22

BOILER ON/OFF SWITCH NEON

ON/OFF SWITCH ON.

Next: &11, f17

SYSTEM CHECKS

{ISOLATEMAINSPOWER}
PLEASE ENSURE THE FOLLOWING SYSTEM CHECKS ARE COMPLETED.

Next: &12, !f16

MAXOL 40 H MDF

{ISOLATEMAINSPOWER}<

Next: &13, !f15

BURNER IGNITES

{ISOLATEMAINSPOWER}<

Next: &7, f73

ELECTRICAL SAFETY CHECK

ELECTRICAL CHECK

Next: End

SYSTEM CHECK

Next: End

BOILER ON/OFF SWITCH NEON

Next: End

BOILER ON/OFF SWITCH NEON

Next: End

PUMP RUNS

ON/OFF SWITCH

Next: End

FAN RUNS

BOILER THERMOSTAT

Next: End

BOILER RUNNING NEON (ORANGE)

PCB FUSE

Next: End

BURNER ESTABLISHED

FLAME SENSE ELECTRODE

Next: End

BURNER PRESSURE

AIR PRESSURE SENSING TUBES

Next: End

BURNER PRESSURE

FLUE

Next: End

BOILER THERMOSTAT OPERATION

BOILER THERMOSTAT

Next: End

PUMP OVERRUN

PUMP OVERRUN THERMOSTAT

Next: End

LOCKOUT

IGNITION CONTROL BOX

Next: End

LOCKOUT RESET

LOCKOUT RESET SWITCH

Next: End

BURNER IGNITES

OVERHEAT THERMOSTAT

Next: End

BURNER IGNITES

AIR PRESSURE SENSING TUBES

Next: End

BURNER IGNITES

FLUE

Next: End

BURNER IGNITES

SPARK ELECTRODE & LEAD

Next: End

BURNER IGNITES

INJECTOR ELBOW

Next: End

BOILER ON/OFF SWITCH NEON

ON/OFF SWITCH

Next: End

PUMP RUNS

PUMP

Next: End

PUMP RUNS

PUMP OVERRUN THERMOSTAT

Next: End

FAN

Next: End

BOILER RUNNING NEON (ORANGE)

ORANGE NEON

Next: End

BOILER RUNNING NEON (ORANGE)

IGNITION CONTROL BOX

Next: End

BURNER ESTABLISHED

IGNITION CONTROL BOX

Next: End

BURNER ESTABLISHED

FLAME SENSE ELECTRODE LEAD

Next: End

BURNER PRESSURE

GAS VALVE

Next: End

BOILER THERMOSTAT OPERATION

GAS VALVE

Next: End

HEAT EXCHANGER

Next: End

SYSTEM FAULT

Next: End

RED NEON

Next: End

LOCKOUT RESET

IGNITION CONTROL BOX

Next: End

BURNER IGNITES

GAS VALVE

Next: End

BURNER IGNITES

IGNITION CONTROL BOX

Next: End

NOISY OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: !p62

QUIET OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: !p64

19/11/2012 09:21:34 1303_1_50_1 10/01/2013 12:57:20

19/11/2012 09:55:44

Next: End

MAINS POWER INPUT

ON/OFF SWITCH OFF.

Next: p19, !f18

PUMP VOLTAGE (CH DEMAND)

ON/OFF SWITCH ON.

Next: !p24, f23

ON/OFF SWITCH VOLTAGE (OUTPUT)

ON/OFF SWITCH ON.

Next: !p26, !f25

FAN VOLTAGE

ON/OFF SWITCH ON.

Next: !p29, !f28

RUNNING NEON (ORANGE) VOLTAGE

ON/OFF SWITCH ON.

Next: !p32, f31

PCB FUSE

{ISOLATEMAINSPOWER}

Next: !p34, !f33

FLAME SENSE VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p50, f49

FLAME SENSE ELECTRODE

{ISOLATEMAINSPOWER}

Next: !p52, !f51

AIR PRESSURE SENSING TUBES

{ISOLATEMAINSPOWER}

Next: p54, !f55

BOILER THERMOSTAT RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p60, !f59

LOCKOUT NEON (RED) VOLTAGE

ON/OFF SWITCH ON.

Next: !p68, !f67

LOCKOUT RESET SWITCH RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p71, !f70

BURNER PRESSURE (GAS PRESENT)

{ISOLATEMAINSPOWER}<

Next: p74, f75

OVERHEAT THERMOSTAT RESISTANCE

{ISOLATEMAINSPOWER}

Next: p76, !f77

ROOM THERMOSTAT VOLTAGE (OUTPUT)

ON/OFF SWITCH OFF.

Next: !p21, !f20

FLUE

Next: !p57, !f56

SPARK ELECTRODE AND LEAD

{ISOLATEMAINSPOWER}

Next: p82, !f83

AIR PRESSURE SENSING TUBES

{ISOLATEMAINSPOWER}

Next: p78, !f79

FLUE

Next: !p80, !f81

INJECTOR INSPECTION

{ISOLATEMAINSPOWER}

Next: !p84, !f85

System Information

Total Tests: 74
Sequence Logic: Decoded from encrypted .seq file
Navigation: Dynamic based on pass/fail results
Source: 4731307 GW SWIFTFLOW 100 SIT Control