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:

IMI RANGE POWERMAX 185

G.C. NUMBER 41 389 0

Next: &16, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

CENTRAL HEATING.

BOILER THERMAL STORE

Next: &nff, !f21

DOMESTIC HOT WATER TEMPERATURE

BOILER THERMAL STORE

Next: &1, !f22

HOT WATER FLOW RATE

{ISOLATEMAINSPOWER}
TURN HOT WATER TAP ON.

Next: &2, ?116, ?118

PUMP RUNS

BOILER THERMAL STORE

Next: &3, f112

CENTRAL HEATING DEMAND

MODELS WITH PROGRAMM

Next: &4, ?95, ?97

GREEN NEON OFF (BOILER UP TO TEMPERATURE)

{ISOLATEMAINSPOWER}<

Next: &5, !f94

SUSTAINED GREEN NEON

BOILER THERMAL STORE

Next: &6, f73

AIR DETECTED

BOILER THERMAL STORE

Next: &7, f65

FAN RUNS

BOILER THERMAL STORE

Next: &9, f54

FULL SEQUENCE IGNITION BOX SUPPLY

BOILER THERMAL STORE

Next: &10, f47

ORANGE NEON ILLUMINATED

APPLIANCE SWITCHED O

Next: &11, ?24, ?26

FROST THERMOSTAT (IF FITTED)

{ISOLATEMAINSPOWER}<

Next: &12, !f20

COLD START THERMOSTAT (NORMALLY CLOSED)

{ISOLATEMAINSPOWER}<

Next: &13, !f19

SYSTEM CHECKS

{ISOLATEMAINSPOWER}

Next: &14, !f18

IMI RANGE POWERMAX 185

G.C. NUMBER 41 3

Next: &15, !f17

CENTRAL HEATING DEMAND

APPLIANCE SWITCH

Next: End

CENTRAL HEATING DEMAND

ROOM THERMOSTAT

Next: End

PUMP RUNS

COLD START THERMOSTAT

Next: End

DHW FLOW RATE TOO LOW

DHW FILTER

Next: End

DHW FLOW RATE TOO LOW

FLOW RESTRICTOR

Next: End

CENTRAL HEATING DEMAND 2

ROOM THERMOSTAT

Next: End

ELECTRICAL SAFETY CHECKS

Next: End

SYSTEM CHECK

Next: End

COLD START THERMOSTAT (NORMALLY CLOSED)

COLD START THERMOSTAT

Next: End

FROST THERMOSTAT (IF FITTED)

FROST THERMOSTAT

Next: End

CENTRAL HEATING

Next: End

DOMESTIC HOT WATER TEMPERATURE

BLENDER VALVE

Next: End

EMC FILTER ABSENT

3 AMP FUSE (FUSE SPUR)

Next: End

EMC FILTER ABSENT

9 WAY CONNECTOR BLOCK

Next: End

EMC FILTER PRESENT

3 AMP FUSE (FUSE SPUR)

Next: End

EMC FILTER PRESENT

EMC FILTER

Next: End

EMC FILTER PRESENT

9 WAY CONNECTOR BLOCK

Next: End

FULL SEQUENCE IGNITION BOX SUPPLY

APPLIANCE SWITCH

Next: End

FULL SEQUENCE IGNITION BOX SUPPLY

BOILER THERMOSTAT

Next: End

FAN RUNS

2 AMP FULL SEQUENCE IGNITION BOX FUSE

Next: End

FAN RUNS

AIR PRESSURE SWITCH TUBES

Next: End

FAN RUNS

AIR PRESSURE SWITCH

Next: End

FAN RUNS

CAPACITOR

Next: End

AIR DETECTED

AIR PRESSURE SWITCH TUBES

Next: End

AIR DETECTED

FLUE ASSEMBLY.

Next: End

SUSTAINED GREEN NEON (1)

FULL SEQUENCE IGNITION BOX

Next: End

SUSTAINED GREEN NEON

GAS VALVE SOLENOIDS GV1 & GV2

Next: End

SUSTAINED GREEN NEON

ELECTRODE LEAD

Next: End

SUSTAINED GREEN NEON

SPARK ELECTRODE

Next: End

SUSTAINED GREEN NEON

INJECTOR ASSEMBLY

Next: End

SUSTAINED GREEN NEON

BURNER

Next: End

SUSTAINED GREEN NEON

GAS SUPPLY

Next: End

SUSTAINED GREEN NEON

9 WAY CONNECTOR BLOCK

Next: End

GREEN NEON OFF (BOILER UP TO TEMPERATURE)

BOILER THERMOSTAT

Next: End

CENTRAL HEATING DEMAND

C/H SWITCH

Next: End

CENTRAL HEATING DEMAND

PROGRAMMER

Next: End

CENTRAL HEATING DEMAND

9 WAY CONNECTOR BLOCK

Next: End

PUMP RUNS

PUMP

Next: End

DHW FLOW RATE TOO HIGH

FLOW RESTRICTOR

Next: End

DHW FLOW RATE TOO LOW

SCALED SECONDARY HEAT EXCHANGER

Next: End

CENTRAL HEATING DEMAND 2

9 WAY CONNECTOR BLOCK

Next: End

EMC FILTER ABSENT

MAINS SUPPLY

Next: End

EMC FILTER ABSENT

ORANGE NEON (ELECTRICAL SUPPLY ON)

Next: End

EMC FILTER PRESENT

MAINS SUPPLY

Next: End

EMC FILTER PRESENT

ORANGE NEON (ELECTRICAL SUPPLY ON)

Next: End

FULL SEQUENCE IGNITION BOX SUPPLY

9 WAY CONNECTOR BLOCK

Next: End

FULL SEQUENCE IGNITION BOX SUPPLY

HIGH-LIMIT THERMOSTAT

Next: End

FAN RUNS

FULL SEQUENCE IGNITION BOX

Next: End

FAN RUNS

FAN

Next: End

AIR DETECTED

AIR PRESSURE SWITCH

Next: End

SUSTAINED GREEN NEON

GAS VALVE ASSEMBLY

Next: End

SUSTAINED GREEN NEON (2)

FULL SEQUENCE IGNITION BOX

Next: End

SUSTAINED GREEN NEON

GREEN NEON (BURNER ON)

Next: End

DHW FLOW RATE TOO LOW

CHARACTERISTIC TEST FROM HOT WATER FLOW RATE

Next: p117

DHW FLOW RATE TOO HIGH

CHARACTERISTIC TEST FROM HOT WATER FLOW RATE

Next: !p119

NEON NOT ILLUMINATED, EMC FILTER NOT FITTED

CHARACTERISTIC TEST FROM ORANGE NEON ILLUMINATED

Next: p25

NEON NOT ILLUMINATED, EMC FILTER FITTED

CHARACTERISTIC TEST FROM ORANGE NEON ILLUMINATED

Next: p27

CH TIMER ABSENT

CHARACTERISTIC TEST FROM CENTRAL HEATING DEMAND

Next: p96

CH TIMER PRESENT

CHARACTERISTIC TEST FROM CENTRAL HEATING DEMAND

Next: p98

18/01/2018 13:13:43 1801_1_50_1 06/03/2018 13:16:33

02/02/2018 14:40:52

Next: End

SELECTOR SWITCH (TIMED) OPERATION

SELECTOR SWITCH TO T

Next: !p109, !f108

PUMP SUPPLY VOLTAGE

BOILER THERMAL STORE

Next: !p114, !f113

3 AMP FUSE - MAINS SUPPLY

{ISOLATEMAINSPOWER}
MAINS POWER AT APPLIANCE FUSED SPUR OFF.
REMOVE THE EXTERNAL 3 AMP FUSE.

Next: !p31, !f30

3 AMP FUSE - MAINS SUPPLY

{ISOLATEMAINSPOWER}
MAINS POWER AT APPLIANCE FUSED SPUR OFF.
REMOVE THE EXTERNAL 3 AMP FUSE.

Next: !p40, !f36

BOILER THERMOSTAT INPUT VOLTAGE

SELECTOR SWITCH TO CONSTANT.
HEATING SWITCH TO ON.

Next: p49, f48

SELECTOR SWITCH (CONTINUOUS) OUTPUT VOLTAGE

MODELS WITH PROGRAMM

Next: !p51, !f50

FAN SUPPLY OUTPUT

BOILER THERMAL STORE

Next: p56, f55

FULL SEQUENCE IGNITION BOX - INTERNAL 2 AMP FUSE

{ISOLATEMAINSPOWER}<

Next: !p58, !f57

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}
ENSURE APPLIANCE IS SWITCHED OFF.

Next: p67, !f66

BURNER PRESSURE

{ISOLATEMAINSPOWER}<

Next: p75, f74

SOLENOID SUPPLY

ENSURE THERMAL STORE

Next: p77, !f76

ELECTRODE LEAD

{ISOLATEMAINSPOWER}

Next: p83, !f82

ROOM THERMOSTAT/LINK

{ISOLATEMAINSPOWER}<

Next: !p124, !f125

ROOM THERMOSTAT/LINK

{ISOLATEMAINSPOWER}<

Next: !p111, !f110

DHW FILTER

{ISOLATEMAINSPOWER}
DHW COLD WATER INLET OFF.

Next: p121, !f120

DHW FLOW RESTRICTOR

{ISOLATEMAINSPOWER}
DHW COLD WATER INLET OFF.

Next: !p123, !f122

MAINS VOLTAGE SUPPLY

Next: p29, f28

MAINS VOLTAGE SUPPLY

Next: p35, f34

SELECTOR SWITCH SUPPLY

RELEASE THE CONTROL

Next: !p33, !f32

EMC FILTER

{ISOLATEMAINSPOWER}
ENSURE APPLIANCE OFF AND 3A EXTERNAL FUSE IS REMOVED

Next: p42, !f41

SELECTOR SWITCH SUPPLY

RELEASE THE CONTROL

Next: !p44, !f43

BOILER THERMOSTAT (COLD)

{ISOLATEMAINSPOWER}<

Next: !p53, !f52

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}
ENSURE APPLIANCE IS SWITCHED OFF.

Next: p60, !f59

AIR PRESSURE SWITCH (NORMALLY CLOSED)

{ISOLATEMAINSPOWER}<

Next: p62, !f61

FAN CAPACITOR VOLTAGE

BOILER THERMAL STORE

Next: !p64, !f63

FLUE ASSEMBLY

Next: !p69, !f68

FULL SEQUENCE IGNITION BOX (FLAME SENSE OUTPUT)

BOILER THERMAL STORE

Next: p81, f80

GV1 & GV2 SOLENOID RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p79, !f78

GREEN NEON VOLTAGE

BOILER THERMAL STORE

Next: !p93, !f92

SPARK ELECTRODE

{ISOLATEMAINSPOWER}<

Next: p85, !f84

INJECTOR ASSEMBLY

{ISOLATEMAINSPOWER}
REMOVE AND INSPECT THE INJECTOR ASSEMBLY.

Next: p87, !f86

BURNER

{ISOLATEMAINSPOWER}<

Next: p89, !f88

GAS SUPPLY

{ISOLATEMAINSPOWER}

Next: !p91, !f90

C/H - TIMER; ROCKER SWITCH OUTPUT

MODELS WITH PROGRAMM

Next: p100, !f99

C/H - TIMER; ROCKER SWITCH OUTPUT

MODELS WITH PROGRAMM

Next: p107, f106

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