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:

RAVENHEAT RSF 820-20

WARNING - IMPORTA

Next: &20, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

EXPANSION VESSEL

MODE SELECTOR SWITCH TO CH POSITION

Next: &nff, !f24

CENTRAL HEATING

MAIN SWITCH IN ON POSITION
SUMMER/WINTER SWITCH IN WINTER POSITION

Next: &1, ?121, ?123

HOT WATER

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: &2, ?117, ?119

CH MODULATION

MAIN SWITCH IN ON PO

Next: &3, ?111, ?113

CH BURNER IGNITES

MAIN SWITCH IN ON POSITION
SUMMER/WINTER SWITCH IN WINTER POSITION

Next: &4, !f25

CH PUMP RUNS

MAIN SWITCH IN ON PO

Next: &5, !f26

CH HIGH FAN

MAIN SWITCH IN ON POSITION
SUMMER/WINTER SWITCH IN WINTER POSITION

Next: &6, f148

DHW MODULATION

MAIN SWITCH IN ON PO

Next: &7, ?94, ?96

DHW BURNER IGNITES

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: &8, f79

DHW PUMP RUNS

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: &9, f74

DHW HIGH FAN

MAIN SWITCH IN ON PO

Next: &10, f63

DHW DEMAND

Next: &11, f56

PILOT FLAME FAILURE

Next: &12, !f23

PILOT ESTABLISHED

Next: &14, f50

PILOT IGNITES

GAS ON

Next: &15, f47

PILOT HIGH FAN

MAIN SWITCH IN ON POSITION

Next: &16, f196

ELECTRODE SPARKING

MAIN SWITCH IN ON POSITION

Next: &163, f27

RAVENHEAT RSF 820-20

G.C. NUMBER 47 581 0

Next: &18, !f21

SLOW FAN

MAIN SWITCH IN ON POSITION
REMOVE COMBUSTION COVER

Next: &17, ?203, ?211

HEADER FOR 3 AMP FUSE INVESTIGATION

INTENTIONALLY BLANK - HEADER FOR FUSE INVESTIGATION

Next: &nff, f274

BURNER PRESSURE NOT AT A MAXIMUM FROM START

DHW THERMOSTAT

Next: End

DHW MODULATION

MODULATOR COIL

Next: End

BURNER PRESSURE DOES NOT REDUCE TO A MINIMUM

DHW THERMOSTAT

Next: End

BURNER PRESSURE NOT AT MAXIMUM FROM START

HEATING THERMOSTAT

Next: End

NO DEMAND

PRINTED CIRCUIT BOARD

Next: End

NOT SWITCHING

CH CONTROLS

Next: End

CH HIGH FAN

SUMMER/ WINTER SWITCH

Next: End

PILOT HIGH FAN

PRINTED CIRCUIT BOARD

Next: End

PILOT HIGH FAN

FAN RESISTOR

Next: End

STUCK HIGH FAN

DIVERTER VALVE

Next: End

ELECTRICAL SAFETY CHECKS

ELECTRICAL CHECKS

Next: End

STUCK ON HIGH FAN

IGNITION MICROSWITCHES

Next: End

FAN DOES NOT RUN

PRINTED CIRCUIT BOARD

Next: End

PILOT FLAME FAILURE

GAS VALVE ASSEMBLY

Next: End

EXPANSION VESSEL

EXPANSION VESSEL

Next: End

ELECTRODE SPARKING

SPARK ELECTRODE LEAD

Next: End

ELECTRODE SPARKING

IGNITION MICROSWITCHES

Next: End

CH BURNER IGNITES

HEATING THERMOSTAT

Next: End

DHW HIGH FAN

HIGH LIMIT THERMOSTAT

Next: End

CH PUMP RUNS

PRINTED CIRCUIT BOARD

Next: End

BLOWN

FUSE MAINS

Next: End

ELECTRODE SPARKING

FUSE 3 15A

Next: End

ELECTRODE SPARKING

MAINS SWITCH

Next: End

BLOWING FUSE

PUMP

Next: End

BLOWING FUSE

FAN

Next: End

BLOWING FUSE

GAS VALVE ASSEMBLY

Next: End

BLOWING FUSE

SPARK GENERATOR

Next: End

BLOWING FUSE

TIMER

Next: End

PILOT IGNITES

PILOT INJECTOR

Next: End

PILOT ESTABLISHED

THERMOCOUPLE & CUTOFF THERMOSTAT

Next: End

DHW DEMAND

DHW THROTTLE VALVE

Next: End

DHW DEMAND

DHW FILTER

Next: End

DHW HIGH FAN

FUSE

Next: End

DHW HIGH FAN

IGNITION MICROSWITCHES

Next: End

DHW PUMP RUNS

PRINTED CIRCUIT BOARD

Next: End

DHW BURNER IGNITES

PRINTED CIRCUIT BOARD

Next: End

DHW BURNER IGNITES

AIR PRESSURE SWITCH TUBES

Next: End

DHW BURNER IGNITES

FLUE

Next: End

DHW BURNER IGNITES

FLUE VENTURI

Next: End

ELECTRICAL

GAS VALVE ASSEMBLY

Next: End

DHW MODULATION

DHW MICROSWITCHES

Next: End

BURNER PRESSURE NOT AT A MAXIMUM FROM START

MODULATOR

Next: End

BURNER PRESSURE DOES NOT REDUCE TO A MINIMUM

MODULATOR

Next: End

BURNER PRESSURE DOES NOT REDUCE TO MINIMUM

HEATING THERMOSTAT

Next: End

CH MODULATION

DHW MICROSWITCHES

Next: End

HOT WATER

DIVERTER VALVE

Next: End

CENTRAL HEATING

Next: End

HOT WATER

HEAT EXCHANGER

Next: End

CENTRAL HEATING

HEAT EXCHANGER

Next: End

DHW DEMAND

HEAT EXCHANGER (SCALED)

Next: End

DHW HIGH FAN MAINS ABSENT

PRINTED CIRCUIT BOARD

Next: End

CH HIGH FAN

DHW MICROSWITCHES

Next: End

CH HIGH FAN

HEATING THERMOSTAT

Next: End

CH HIGH FAN

PRINTED CIRCUIT BOARD

Next: End

PILOT HIGH FAN

IGNITION MICROSWITCHES

Next: End

PILOT HIGH FAN

FAN

Next: End

FAN STUCK ON HIGH

DHW MICROSWITCHES

Next: End

STUCK ON HIGH FAN

PRINTED CIRCUIT BOARD

Next: End

SLOW FAN

FAN

Next: End

SLOW FAN

IGNITION MICROSWITCHES

Next: End

ELECTRODE SPARKING

SPARK ELECTRODE

Next: End

ELECTRODE SPARKING

SPARK GENERATOR

Next: End

DHW HIGH FAN MAINS PRESENT

PRINTED CIRCUIT BOARD

Next: End

DHW HIGH FAN

DHW MICROSWITCHES

Next: End

FAULTY

Next: End

BLANK FOR MAINS FUSE

Z DIRECTION CHOICE OR CONTINUE

Next: End

BLANK FOR FUSE

Z DIRECTION CHOICE OR CONTINUE

Next: End

ELECTRODE SPARKING

PRINTED CIRCUIT BOARD

Next: End

BLOWING FUSE

PCB FUSE BLOWN

Next: End

PILOT IGNITES

GAS VALVE ASSEMBLY

Next: End

PILOT ESTABLISHED

GAS VALVE ASSEMBLY

Next: End

DHW DEMAND

DIVERTER VALVE DIAPHRAGM

Next: End

DHW PUMP RUNS

PUMP

Next: End

DHW BURNER IGNITES

AIR PRESSURE SWITCH

Next: End

DHW BURNER IGNITES

BURNER

Next: End

MECHANICAL

GAS VALVE ASSEMBLY

Next: End

BURNER PRESSURE NOT AT MAXIMUM FROM START

CHARACTERISTIC TEST FROM DHW MODULATION

Next: p112

BURNER PRESSURE DOES NOT REDUCE TO MINIMUM

CHARACTERISTIC TEST FROM DHW MODULATION

Next: !p114

HW NOISY OPERATION

CHARACTERISTIC TEST FROM HOT WATER

Next: !p126

HW QUIET OPERATION & WARM RADIATORS

CHARACTERISTIC TEST FROM HOT WATER

Next: !p120

CH NOISY OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p127

CH QUIET OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING

Next: !p124

FAN RUNS ON HIGH SPEED

CHARACTERISTIC TEST FROM SLOW FAN

Next: p204

FAN DOES NOT RUN

CHARACTERISTIC TEST FROM SLOW FAN

Next: p221

BURNER PRESSURE NOT AT MAXIMUM FROM START

CHARACTERISTIC TEST FROM DHW MODULATION

Next: p95

BURNER PRESSURE DOES NOT REDUCE TO MINIMUM

CHARACTERISTIC TEST FROM DHW MODULATION

Next: p97

30/01/2018 14:28:39 1801_1_50_1 06/03/2018 13:52:59

06/02/2018 09:58:08

Next: End

OBSERVATION CH HIGH FAN CONTROLS LINKED OUT

FIT A LINK BETWEEN T

Next: p154, !f159

WINTER SWITCH VOLTAGE

MAIN SWITCH IN ON PO

Next: !p157, f160

RESISTANCE SUMMER / WINTER SWITCH

SUMMER/WINTER SWITCH

Next: !p161, !f162

FAN RESISTOR IN VOLTAGE SPARKING

MAIN SWITCH IN ON POSITION

Next: p197, f198

RELAY 2A NC VOLTAGE

{GAINPCBACS}
MAIN SWITCH IN ON POSITION

Next: !p199, !f200

DHW DEMAND

Next: !p207, !f208

RESISTANCE PCB RELAY 2

Next: !p226, !f227

RESISTANCE ELECTRODE LEAD

DISCONNECT THE SPARK ELECTRODE LEAD FROM THE ELECTRODE AND FROM THE GENERATOR

Next: p246, !f243

RESISTANCE DHW HIGH LIMIT STAT

DISCONNECT LEADS FROM THE HIGH LIMIT STAT

Next: !p253, !f254

MAINS POWER SUPPLY

Next: p261, f262

RESISTANCE MAINS FUSE

GAIN ACCESS TO MAINS FUSE

Next: !p263, f264

FUSE FURTHER INVESTIGATION (MAINS)

THE INFORMATION PROV

Next: !p265, !f266

FURTHER INVESTIGATION FUSE 3 15A

THE INFORMATION PROV

Next: !p269, !f270

SWITCHED MAINS VOLTAGE

{GAINPCBACS}
MAIN SWITCH IN ON POSITION

Next: p228, f260

RESISTANCE PUMP - FUSE INVESTIGATION

REMOVE PUMP COVER
REMOVE WIRES FROM PUMP TERMINALS

Next: p275, !f276

PILOT INJECTOR

Next: !p49, !f48

THERMOCOUPLE & CUT OFF VOLTAGE

MAIN SWITCH IN ON POSITION

Next: !p52, !f51

DHW MINIMUM FLOW RATE

Next: !p58, f57

DHW THROTTLE SETTING

Next: p60, !f59

24V AC SUPPLY

{GAINPCBACS}
MAIN SWITCH IN ON POSITION

Next: p65, f64

FUSE

REMOVE FUSE FROM PCB

Next: p67, !f66

DHW THERMOSTAT IN VOLTAGE

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: p76, !f132

OPERATOR SOLENOID VOLTAGE

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: p81, f80

AIR PRESSURE SWITCH IN VOLTAGE

{GAINPCBACS}
MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: p83, !f82

GV OPERATOR SOLENOID RESISTANCE

REMOVE ONE WIRE FROM OPERATOR SOLENOID.

Next: !p93, !f92

DHW THERMOSTAT OUT VOLTAGE

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: !p101, !f100

HEATING THERMOSTAT 1ST STAGE OUT VOLTAGE

MAIN SWITCH IN ON PO

Next: !p116, !f115

HEATING THERMOSTAT 2ND STAGE VOLTAGE

MAIN SWITCH IN ON PO

Next: !p155, f156

RESISTANCE FAN RESISTOR

DISCONNECT CONNECTIONS FROM FAN RESISTOR

Next: !p201, !f202

RESISTANCE DHW MICROSWITCH

DISCONNECT THE 4 WAY PLUG AT THE BACK LEFT OF THE PCB

Next: p205, f206

RESISTANCE FAN MICROSWITCH

DISCONNECT THE 4 WAY PLUG AT THE BACK LEFT OF THE PCB

Next: !p209, !f210

SLOW FAN VOLTAGE

MAIN SWITCH IN ON POSITION

Next: !p222, f225

OBSERVATION SPARK ELECTRODE

MAIN SWITCH IN ON PO

Next: !p239, f241

VOLTAGE SPARK GENERATOR MAINS INPUT

MAIN SWITCH IN ON POSITION

Next: !p247, !f248

RESISTANCE FUSE 3 15A

REMOVE FUSE FROM HOLDER ON PCB

Next: p267, f268

MAINS ON/OFF SWITCH RESISTANCE

REMOVE THE TWO UPPER MOST SPADE
CONNECTORS ON THE MAINS ON/OFF SWITCH

Next: !p271, !f272

RESISTANCE FAN - FUSE INVESTIGATION

REMOVE WIRES FROM FAN ASSEMBLY NOTING THEIR LOCATIONS

Next: p277, !f278

RESISTANCE GAS VALVE - FUSE INVESTIGATION

REMOVE THE WIRES FROM THE MAIN SOLENOID

Next: p279, !f280

RESISTANCE SPARK GENERATOR FUSE INVESTIGATION

REMOVE THE WIRES FROM THE SPARK GENERATOR
NOTING THEIR LOCATIONS

Next: p281, !f282

RESISTANCE INTEGRAL TIMER

REMOVE THE TWO LEFT HAND TIRES TO THE TIMER

Next: !p283, !f284

DHW FILTER

DHW CIRCUIT DRAINED AND ISOLATED
BOILER PRIMARY CIRCUIT DRAINED AND ISOLATED

Next: !p130, !f61

RESISTANCE DHW HIGH LIMIT STAT AND MICROSWITCHES

DISCONNECT THE 4 WAY PLUG AT THE BACK LEFT OF THE PCB

Next: !p252, f249

TRANSFORMER PRIMARY VOLTAGE

MAIN SWITCH IN ON POSITION

Next: !p131, !f68

WATER PUMP SUPPLY

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: !p78, !f77

BURNER PRESSURE

MAIN SWITCH IN ON PO

Next: !p91, f90

AIR PRESSURE SWITCH TUBES

Next: p85, !f84

FLUE

Next: p87, !f86

FLUE VENTURI

Next: !p89, !f88

DHW MODULATION VOLTAGE

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: p99, f98

DHW MODULATION VOLTAGE

MAIN SWITCH IN ON POSITION
HOT WATER CONTROL THERMOSTAT SET TO MAXIMUM

Next: !p105, !f104

MODULATION COIL RESISTANCE

REMOVE ONE WIRE FROM MODULATION COIL.

Next: !p103, !f102

System Information

Total Tests: 160

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control