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 S.I.T. CONTROL

WARNING - IMPORTA

Next: &1, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

GLOW WORM SWIFTFLOW 80 S.I.T. CONTROL

G.C. NUMBER 47 313 0

Next: &5, !f2

SPARKING

GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: &11, f6

IGNITE PILOT

GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: &23, f15

ESTABLISH PILOT

GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: &29, f24

FLAME FAILURE

GAS ON; PILOT ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
GAS OFF EXTINGUISH PILOT

Next: &32, !f113

SLOW FAN

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

Next: &60, ?122, ?124, ?430

CH HIGH FAN

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &62, f349

CH PUMP RUNS

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &66, f63

CH BURNER IGNITES

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &82, f394

CH BURNER PRESSURE

SELECTOR SWITCH ON
Next: &183, f324

DHW BURNER IGNITES

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &96, !f95

DHW OVERRUN

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &98, !f97

DHW BURNER PRESSURE

Next: &102, f99

CENTRAL HEATING

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &107, ?103, ?105

HOT WATER

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN MAIN BURNER POSITION

Next: &nff, !f108

DHW HIGH FAN

SELECTOR SWITCH OFF
TURN HOT WATER TAP ON

Next: &94, f412

DHW MODULATION

KIT - PCB

Next: End

HOT WATER

HEAT EXCHANGER

Next: End

FLAME FAILURE

GAS VALVE ASSEMBLY

Next: End

SLOW FAN

Next: End

SLOW FAN

KIT - PCB

Next: End

SLOW FAN

FUSE 1.6A FS1

Next: End

SLOW FAN

FLOW SWITCH - PLATON (DHW)

Next: End

SPARKING

LEAD - IGNITION SPECIAL

Next: End

ELECTRICAL CHECKS

ELECTRICAL CHECK

Next: End

IGNITE PILOT

INJECTOR - PILOT - SPARES

Next: End

ESTABLISH PILOT

THERMOCOUPLE

Next: End

CH MODULATION

MODULATION COIL

Next: End

CH RUNNING LED

LIGHT SWITCH - SIGNAL (SELECTOR SWITCH)

Next: End

CH HIGH FAN NEW PCB

KIT - PCB

Next: End

CH HIGH FAN

FUSE 630MA FS2

Next: End

CH HIGH FAN

TRANSFORMER

Next: End

CH BURNER IGNITES

THERMISTOR ASSEMBLY - SPARES SPECIAL (CH)

Next: End

CH BURNER IGNITES

SYSTEM PRESSURE

Next: End

CH BURNER IGNITES

PRESSURE SWITCH - WATER

Next: End

CH BURNER IGNITES (2)

GAS VALVE ASSEMBLY

Next: End

CH MODULATION

THERMISTOR ASSEMBLY - SPARES SPECIAL (CH)

Next: End

CH MODULATION

CONTROL BOARD POTENTIOMETER SETTINGS

Next: End

OUT OF RANGE

THERMISTOR ASSEMBLY (DHW)

Next: End

DHW RUNNING LED

FILTER - WATER

Next: End

FAN ONLY RUNS SLOW

FUSE 630MA FS2

Next: End

CH PUMP RUNS

KIT - PCB

Next: End

DHW BURNER IGNITES

THERMISTOR ASSEMBLY (DHW)

Next: End

DHW OVERRUN

KIT - PCB

Next: End

SPARKING

ELECTRODE - BUCCLEUCH

Next: End

DHW MODULATION

THERMISTOR ASSEMBLY (DHW)

Next: End

CENTRAL HEATING

HEAT EXCHANGER

Next: End

CENTRAL HEATING

Next: End

IGNITE PILOT

GAS VALVE ASSEMBLY

Next: End

ESTABLISH PILOT

GAS VALVE ASSEMBLY

Next: End

SLOW FAN

FAN ASSEMBLY

Next: End

SLOW FAN 2

KIT - PCB

Next: End

SLOW FAN 3

KIT - PCB

Next: End

SPARKING

SPARK GENERATOR

Next: End

ESTABLISH PILOT

THERMOSTAT - OVERHEAT CUT-OFF CH

Next: End

CH HIGH FAN

Next: End

CH HIGH FAN

FAN ASSEMBLY

Next: End

CH BURNER IGNITES

KIT - PCB

Next: End

CH BURNER IGNITES

HIGH LIMIT CONTROL (DHW)

Next: End

CH BURNER IGNITES (1)

GAS VALVE ASSEMBLY

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 PCB - SPECIAL

Next: End

CH HIGH FAN

KIT - PCB

Next: End

NEUTRAL FAULT

KIT - PCB

Next: End

FAN ONLY RUNS SLOWLY

KIT - PCB

Next: End

CH PUMP RUNS

PUMP - CIRCULATOR

Next: End

Noisy operation

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p104

FLOW PIPE DOES NOT GET HOT

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p106

Fan does not run

CHARACTERISTIC TEST FROM SLOW FAN

Next: p126

Fan does not slow down

CHARACTERISTIC TEST FROM SLOW FAN

Next: p125

APPROXIMATELY 0VDC MEASURED ON TEST 1

CHARACTERISTIC TEST FROM VOLTAGE INTERFACE PCB TO MAIN PCB

Next: !p427

VOLTAGE OK ON TEST 1, BUT NOT ON TEST 2

CHARACTERISTIC TEST FROM VOLTAGE INTERFACE PCB TO MAIN PCB

Next: !p429

FAN ONLY RUNS SLOWLY

CHARACTERISTIC TEST FROM SLOW FAN

Next: p431

01/08/2018 14:06:39 1807_1_50_1 16/08/2018 11:35:26

01/08/2018 15:24:19

Next: End

MAINS POWER SUPPLY

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

Next: p133, !f130

PILOT INJECTOR

GAS OFF

Next: !p111, !f21

BOILER OVERHEAT VOLTAGE

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: !p112, f25

THERMOCOUPLE

SELECTOR SWITCH OFF
GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: !p27, !f26

MODULATION COIL RESISTANCE

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
DISCONNECT CONNECTOR CN1

Next: p407, !f326

FUSE FS2

Next: p378, !f369

OBSERVATION IS INTERFACE PCB FITTED

Next: p365, !f366

HIGH FAN VOLTAGE

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

Next: !p376, f364

CH SOLENOID COIL VOLTAGE

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

Next: p395, f396

CH THERMISTOR

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
DISCONNECT CONNECTOR CN4

Next: p397, !f398

SYSTEM PRESSURE

Next: p401, !f402

DHW FLOW SWITCH

DISCONNECT THE DHW FLOW SWITCH INLINE CONNECTOR

Next: p416, f420

DHW INLET FILTER

DHW WATER CIRCUIT ISOLATED AND DRAINED

Next: !p422, !f421

IGNITION LEAD

GAS OFF
SELECTOR SWITCH OFF
GAS CONTROL KNOB IN PILOT IGNITION POSITION

Next: !p10, f7

WATER PUMP VOLTAGE

{GAINPCBACS}
SELECTOR SWITCH ON

Next: !p65, !f64

RESISTANCE CHECK IGNITION LEAD

REMOVE IGNITION LEAD FROM SPARK PIEZO IGNITER AND ELECTRODE

Next: !p149, !f150

DHW POTENTIOMETER

REMOVE KNOB FROM CH POTENTIOMETER ON MAIN PCB

Next: !p101, !f100

DHW FLOW SWITCH (OPEN CIRCUIT)

DISCONNECT THE DHW FLOW SWITCH INLINE CONNECTOR

Next: !p136, !f137

TRANSFORMER

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

Next: p127, f128

SLOW FAN VOLTAGE

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

Next: !p131, !f132

FUSE FS1

Next: !p134, !f135

SELECTOR SWITCH

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
DISCONNECT CONNECTOR CN4

Next: p361, !f362

LINK OUT EXTERNAL CONTROLS

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

Next: !p363, f370

VOLTAGE INTERFACE PCB TO MAIN PCB

SELECTOR SWITCH ON

Next: !p425, ?426, ?428

TRANSFORMER

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

Next: p360, !f393

SOLENOID COIL RESISTANCE

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
DISCONNECT CONNECTOR CN1

Next: !p405, !f406

DHW HIGH LIMIT CONTROL

REMOVE CONNECTOR CN1 FROM THE PCB

Next: !p399, f400

WATER PRESSURE SWITCH (PRESSURISED)

REMOVE YELLOW WIRE (

Next: !p403, !f404

CH THERMISTOR

SELECTOR SWITCH ON
GAS CONTROL KNOB IN MAIN BURNER POSITION
DISCONNECT CONNECTOR CN4

Next: p408, !f409

OBSERVATION CONTROL PCB CH POTENTIOMETER SETTING

{GAINPCBACS}

Next: !p410, !f411

RESISTANCE DHW THERMISTOR

DISCONNECT CONNECTOR CN4

Next: !p417, !f418

FUSE FS2

Next: !p432, !f433

System Information

Total Tests: 110

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control