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:

GLOW WORM SWIFTFLOW 80 HONEYWELL CONTROL

G.C. NUMBER 47 313 1

Next: &1, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

CASE OFF

G.C. NUMBER 47 313 1

Next: &2, !f19

SYSTEM CHECKS

Next: &3, !f20

ELECTRODE SPARKING

Next: &4, f21

PILOT IGNITION

GAS CONTROL KNOB IN PILOT POSITION
GAS CONTROL KNOB FULLY DEPRESSED

Next: &5, f26

ESTABLISH PILOT

GAS CONTROL KNOB IN PILOT POSITION
GAS CONTROL KNOB FULLY DEPRESSED

Next: &6, f29

FLAME FAILURE

GAS ON; PILOT ON
GAS OFF TO EXTINGUISH PILOT

Next: &7, !f34

FLUE

GAS OFF

Next: &8, !f35

SLOW FAN

GAIN ACCESS TO THE COMBUSTION CHAMBER TO OBSERVE THE FAN
ENSURE NO DEMANDS

Next: &9, ?100, ?102, ?196

CH HIGH FAN

SELECTOR SWITCH ON

Next: &10, f133

CH PUMP RUNS

SELECTOR SWITCH ON

Next: &11, f54

CH BURNER IGNITES

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &170, f57

DHW HIGH FAN

SELECTOR SWITCH OFF

Next: &14, f178

DHW BURNER IGNITES

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &15, f86

DHW BURNER PRESSURE

Next: &16, f75

DHW OVERRUN

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &17, !f78

CENTRAL HEATING OPERATION

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &18, ?80, ?82

HOT WATER

GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &nff, !f84

CH BURNER PRESSURE

SELECTOR SWITCH ON

Next: &13, f171

SLOW FAN

Next: End

SLOW FAN

KIT - PCB

Next: End

SLOW FAN

FLOW SWITCH - PLATON (DHW)

Next: End

SLOW FAN

FUSE 1.6A FS1

Next: End

DHW BURNER IGNITES

PRESSURE SWITCH - WATER

Next: End

CH HIGH FAN

FUSE 630MA FS2

Next: End

CH HIGH FAN

TRANSFORMER

Next: End

CH RUNNING LED

LIGHT SWITCH - SIGNAL (SELECTOR SWITCH)

Next: End

DHW BURNER PRESSURE

THERMISTOR ASSEMBLY (DHW)

Next: End

CH HIGH FAN NEW PCB

KIT - PCB

Next: End

CH BURNER IGNITES

SYSTEM PRESSURE

Next: End

CH BURNER IGNITES

PRESSURE SWITCH - WATER

Next: End

CH MODULATION

MODULATION COIL

Next: End

CH MODULATION

THERMISTOR ASSEMBLY - SPARES SPECIAL (CH)

Next: End

CH MODULATION

POTENTIOMETER SETTINGS

Next: End

OUT OF RANGE

THERMISTOR ASSEMBLY (DHW)

Next: End

DHW RUNNING LED

FILTER - WATER

Next: End

ELECTRICAL SAFETY CHECKS

ELECTRICAL CHECK

Next: End

FAN ONLY RUNS SLOWLY

FUSE 630MA FS2

Next: End

SYSTEM CHECKS

Next: End

ELECTRODE SPARKING

SPARK GENERATOR

Next: End

PILOT IGNITION

INJECTOR - PILOT - SPARES

Next: End

ESTABLISH PILOT

THERMOCOUPLE

Next: End

FLAME FAILURE

GAS VALVE ASSEMBLY

Next: End

FLUE

Next: End

CH PUMP RUNS

KIT - PCB

Next: End

CH BURNER IGNITES

THERMISTOR ASSEMBLY - SPARES SPECIAL (CH)

Next: End

DHW OVERRUN

KIT - PCB

Next: End

HOT WATER

HEAT EXCHANGER

Next: End

DHW BURNER IGNITES

THERMISTOR ASSEMBLY (DHW)

Next: End

DHW BURNER IGNITES

SYSTEM PRESSURE

Next: End

SLOW FAN

FAN ASSEMBLY

Next: End

SLOW FAN 3

KIT - PCB

Next: End

SLOW FAN 2

KIT - PCB

Next: End

DHW BURNER IGNITES

KIT - PCB

Next: End

CH BURNER IGNITES (1)

GAS VALVE ASSEMBLY

Next: End

CH HIGH FAN

Next: End

DHW BURNER PRESSURE

KIT - PCB

Next: End

HIGH FAN

FAN ASSEMBLY

Next: End

CH BURNER IGNITES

KIT - PCB

Next: End

CH BURNER IGNITES

HIGH LIMIT CONTROL (DHW)

Next: End

CH MODULATION

KIT - PCB

Next: End

DHW RUNNING LED

KIT - PCB

Next: End

DHW RUNNING LED

FLOW SWITCH - PLATON (DHW)

Next: End

CH RUNNING LED

INTERFACE CONTROL BOARD

Next: End

CH HIGH FAN

KIT - PCB

Next: End

NEUTRAL FAULT

KIT - PCB

Next: End

FAN ONLY RUNS SLOWLY

KIT - PCB

Next: End

ELECTRODE SPARKING

LEAD - IGNITION SPECIAL

Next: End

PILOT IGNITION

GAS VALVE ASSEMBLY

Next: End

ESTABLISH PILOT

THERMOSTAT - OVERHEAT CUT-OFF CH

Next: End

ESTABLISH PILOT

GAS VALVE ASSEMBLY

Next: End

CH PUMP RUNS

CIRCULATOR - SPARES

Next: End

CENTRAL HEATING OPERATION

HEAT EXCHANGER

Next: End

CENTRAL HEATING OPERATION

Next: End

ELECTRODE SPARKING

ELECTRODE - BUCCLEUCH

Next: End

Fan does not run

CHARACTERISTIC TEST FROM SLOW FAN

Next: p104

Fan does not slow down

CHARACTERISTIC TEST FROM SLOW FAN

Next: p103

APPROXIMATELY 0VDC MEASURED ON TEST 1

CHARACTERISTIC TEST FROM VOLTAGE INTERFACE PCB TO MAIN PCB

Next: !p193

VOLTAGE OK ON TEST 1, BUT NOT ON TEST 2

CHARACTERISTIC TEST FROM VOLTAGE INTERFACE PCB TO MAIN PCB

Next: !p195

FAN ONLY RUNS SLOWLY

CHARACTERISTIC TEST FROM SLOW FAN

Next: p197

Noisy operation

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: !p81

FLOW PIPE DOES NOT GET HOT

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: !p83

01/08/2018 14:52:55 1807_1_50_1 16/08/2018 11:35:39

01/08/2018 15:24:52

Next: End

240V MAINS POWER SUPPLY

{GAINPCBACS}
SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: p111, !f108

FUSE FS2

{GAINPCBACS}

Next: p134, !f135

OBSERVATION IS INTERFACE PCB FITTED

Next: p143, !f154

HIGH FAN VOLTAGE

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: !p162, f142

SYSTEM PRESSURE

Next: p166, !f167

MODULATION COIL RESISTANCE

{GAINPCBACS}
SELE

Next: p172, !f173

DHW FLOW SWITCH

DISCONNECT THE DHW FLOW SWITCH INLINE CONNECTOR

Next: p183, f186

DHW INLET FILTER

ISOLATE AND DRAIN MAINS WATER CIRCUIT

Next: !p187, !f188

INSPECTION ELECTRODE SPARK

GAS OFF
REMOVE THE SPARK ELECTRODE

Next: !p91, f22

RESISTANCE IGNITION LEAD

REMOVE THE IGNITION LEAD FROM THE SPARK ELECTRODE AND PIEZO IGNITER

Next: !p24, !f23

PILOT INJECTOR

GAS OFF

Next: !p28, !f27

BOILER OVERHEAT VOLTAGE

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: !p33, f30

THERMOCOUPLE

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: !p32, !f31

WATER PUMP VOLTAGE

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: !p56, !f55

CH SOLENOID COIL VOLTAGE

{GAINPCBACS}
SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: !p127, f58

CH THERMISTOR

{GAINPCBACS}
SELECTOR SWITCH ON
DISCONNECT CONNECTOR CN4

Next: p163, !f59

DHW THERMISTOR

{GAINPCBACS}
DISCONNECT CONNECTOR CN4

Next: !p149, !f150

DHW THERMISTOR

{GAINPCBACS}
DISCONNECT CONNECTOR CN4

Next: p87, !f88

DHW FLOW SWITCH (OPEN CIRCUIT)

DISCONNECT THE DHW FLOW SWITCH INLINE CONNECTOR

Next: !p112, !f113

TRANSFORMER

{GAINPCBACS}

Next: p105, f106

SLOW FAN VOLTAGE

{GAINPCBACS}
SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: !p109, !f110

FUSE FS1

{GAINPCBACS}

Next: !p114, !f115

WATER PRESSURE SWITCH (PRESSURISED)

SYSTEM PRESSURISED
REMOVE WIRES (YELLOW) FROM WATER PRESSURE SWITCH

Next: !p120, !f121

TRANSFORMER

{GAINPCBACS}

Next: p138, !f137

SELECTOR SWITCH

DISCONNECT CONNECTOR CN4

Next: p139, !f140

LINK OUT EXTERNAL CONTROLS

{GAINPCBACS}
LINK PINS 1 AND 2 OF FIVE POLE CONNECTOR ON MOUNTING FRAME
SELECTOR SWITCH OFF

Next: !p141, f156

VOLTAGE INTERFACE PCB TO MAIN PCB

SELECTOR SWITCH ON

Next: !p191, ?192, ?194

DHW HIGH LIMIT CONTROL

{GAINPCBACS}
REMOVE CONNECTOR CN1

Next: !p164, f165

WATER PRESSURE SWITCH (PRESSURISED)

SYSTEM PRESSURISED
REMOVE WIRES (YELLOW) FROM WATER PRESSURE SWITCH

Next: !p168, !f169

CH THERMISTOR

{GAINPCBACS}
SELECTOR SWITCH ON
DISCONNECT CONNECTOR CN4

Next: p174, !f175

OBSERVATION CONTROL PCB CH POTENTIOMETER SETTING

{GAINPCBACS}

Next: !p176, !f177

RESISTANCE DHW THERMISTOR

DISCONNECT CONNECTOR CN4

Next: !p184, !f185

FUSE FS2

{GAINPCBACS}

Next: !p198, !f199

SYSTEM PRESSURE

Next: p119, !f90

System Information

Total Tests: 118
Sequence Logic: Decoded from encrypted .seq file
Navigation: Dynamic based on pass/fail results
Source: 4731307 GW SWIFTFLOW 100 SIT Control