XSol Diagnostic System

Interactive Test Sequence Navigator

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 84ET - SIT

G.C. NUMBER 47 581 2

Next: &16, *

APPLIANCE APPEARS SATISFACTORY

Next: nff

CH PUMP OVERRUNS

SELECTOR SWITCH TO H

Next: &nff, f204

CH MODULATION

{ISOLATEMAINSPOWER}<

Next: &1, f199

SYSTEM PRESSURE RISE

SELECTOR SWITCH TO H

Next: &2, !f198

CH OPERATION

{ISOLATEMAINSPOWER}<

Next: &3, ?176, ?178, ?180

CH IGNITION (CONTINUOUS)

SELECTOR SWITCH TO H

Next: &4, !f175

CH IGNITION (TIMED)

SELECTOR SWITCH TO H

Next: &5, f160

DHW MODULATION

{ISOLATEMAINSPOWER}<

Next: &6, f153

DHW OPERATION

SELECTOR SWITCH IN OFF POSITION
CH TEMPERATURE SELECTOR TO MIN
DHW TEMPERATURE SELECTOR TO MAX

Next: &7, ?133, ?135, ?137, ?139

DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

{ISOLATEMAINSPOWER}<

Next: &8, ?99, ?101, ?103, ?105, ?107

DHW DEMAND FAN RUNS

SELECTOR SWITCH TO H

Next: &255, f49

DHW PUMP RUNS

{ISOLATEMAINSPOWER}<

Next: &11, f32

DHW DEMAND

{ISOLATEMAINSPOWER}

Next: &12, f27

DHW FLOW RATE

Next: &13, f19

SYSTEM CHECKS

{ISOLATEMAINSPOWER}

Next: &279, !f18

RAVENHEAT RSF 84ET - SIT

{ISOLATEMAINSPOWER}<

Next: &15, !f17

PILOT IGNITES

SELECTOR SWITCH TO H

Next: &9, ?293, ?318

INFORMATION BOILER TYPES

PLEASE NOTE THIS BOI

Next: &14, !f280

BURNER XLIGHTS BUT BAFFLES OUT

FLUE

Next: End

BURNER XLIGHTS BUT DIES OUT

GAS INLET PRESSURE

Next: End

BURNER XLIGHTS BUT DIES OUT

FLUE

Next: End

BURNER PRESSURE LOW

DHW SENSOR

Next: End

BURNER PRESSURE LOW

GAS INLET PRESSURE

Next: End

DOESN'T CROSSLIGHT, PRESSURE ABSENT

ELECTRODE LEAD

Next: End

DOESN'T CROSSLIGHT, PRESSURE ABSENT

ELECTRODE

Next: End

DOES NOT XLIGHT PRESSURE ABSENT

GAS INLET PRESSURE

Next: End

DHW TOO COOL, RADS COLD

DHW SENSOR

Next: End

DHW TOO COOL, RADS COLD

DHW POTENTIOMETER

Next: End

DHW TOO COOL. RADS HOT WITH NO CH DEMAND

DHW SENSOR

Next: End

DHW MODULATION

DHW POTENTIOMETER

Next: End

DHW MODULATION

DHW SENSOR

Next: End

FUSE F1

FUSE F1 (500MA)

Next: End

CH IGNITION (TIMED)

SELECTOR SWITCH

Next: End

ELECTRICAL SAFETY CHECKS

ELECTRICAL SAFETY CHECKS

Next: End

TIMER (VOLTAGE IN)

CONTROL PCB

Next: End

CH POTENTIOMETER

CH POTENTIOMETER

Next: End

CH IGNITION (CONTINUOUS)

TIMER

Next: End

SYSTEM CHECKS

SYSTEM CHECKS

Next: End

CH OPERATION

DIVERTER VALVE

Next: End

BOILER NOISY, KETTLING

Next: End

CH OPERATION

CH SENSOR

Next: End

CH OPERATION

CH POTENTIOMETER

Next: End

BOILER UP TO TEMPERATURE, RADIATORS COLD

DIVERTER VALVE

Next: End

BOILER UP TO TEMPERATURE RADIATORS COLD

PUMP

Next: End

BOILER UP TO TEMPERATURE RADIATORS COLD

Next: End

EXPANSION VESSEL

EXPANSION VESSEL

Next: End

CH MODULATION

CH POTENTIOMETER

Next: End

CH MODULATION

CH SENSOR

Next: End

CH PUMP OVERRUNS

CH SENSOR

Next: End

CH OPERATION

PUMP

Next: End

FLOW ADJUSTER

DIVERTER VALVE

Next: End

SPINDLE

DIVERTER VALVE

Next: End

DHW PUMP RUNS 2

CONTROL PCB

Next: End

INLET FILTER

INLET FILTER

Next: End

GAS VALVE 3

GAS VALVE

Next: End

GAS VALVE 2

GAS VALVE

Next: End

FLOW REGULATOR

FLOW REGULATOR

Next: End

DIVERTER VALVE DIAPHRAGM

DIVERTER VALVE (DIAPHRAGM)

Next: End

PCB SELECTION

Z REDIECTION

Next: End

DHW HOT COLD

CH SENSOR

Next: End

DHW TOO COOL. RADS HOT WITH NO CH DEMAND

DHW POTENTIOMETER

Next: End

DHW OPERATION - DHW COOL RADS COOL

CH SENSOR

Next: End

PILOT IGNITES

IGNITION PCB

Next: End

PILOT IGNITES

AIR PRESSURE SWITCH TUBES

Next: End

PILOT IGNITES

FLUE VENTURI

Next: End

PILOT IGNITES

FLUE

Next: End

PILOT IGNITES

ELECTRODE LEAD

Next: End

PILOT IGNITES

ELECTRODE

Next: End

PILOT

GAS VALVE

Next: End

PILOT IGNITES

GAS INLET PRESSURE

Next: End

PILOT INJECTOR

PILOT INJECTOR

Next: End

GAS VALVE 1 VOLTAGE

IGNITION PCB

Next: End

PILOT IGNITES - POOR FLAME PICTURE

GAS INLET PRESSURE

Next: End

PILOT IGNITES - POOR FLAME PICTURE

PILOT INJECTOR

Next: End

PILOT IGNITES

AIR PRESSURE SWITCH

Next: End

DHW BURNER CROSSLIGHTS - PRESSURE LOW

CH SENSOR

Next: End

DHW BURNER CROSSLIGHTS - PRESSURE LOW

DHW POTENTIOMETER

Next: End

FUSE F2

FUSE F2 (2A)

Next: End

MAINS POWER SUPPLY

Next: End

SYSTEM PRESSURE

SYSTEM PRESSURE

Next: End

DIVERTER VALVE MICROSWITCH

DIVERTER VALVE (MICROSWITCH)

Next: End

OVERHEAT THERMOSTAT

THERMOSTAT - OVERHEAT

Next: End

DHW DEMAND FAN RUNS

CH SENSOR

Next: End

DHW DEMAND FAN RUNS

DHW SENSOR

Next: End

DHW DEMAND FAN RUNS

DHW POTENTIOMETER

Next: End

DHW DEMAND FAN RUNS

AIR PRESSURE SWITCH TUBES

Next: End

DHW DEMAND FAN RUNS

FLUE VENTURI

Next: End

DHW DEMAND FAN RUNS

FLUE

Next: End

FUSE F3

FUSE F3 (4 AMP)

Next: End

BURNER INJECTOR

BURNER INJECTOR

Next: End

DOES NOT XLIGHT PRESSURE ABSENT

IGNITION PCB

Next: End

DHW NOISY (KETTLING)

HEAT EXCHANGER

Next: End

DHW TOO COOL. RADS HOT WITH NO CH DEMAND

DIVERTER VALVE

Next: End

DHW TOO COOL, RADS COLD

HEAT EXCHANGER

Next: End

DHW TOO COOL, RADS COLD

BURNER INJECTOR

Next: End

DHW MODULATION

CONTROL PCB

Next: End

EXTERNAL CONTROLS

Next: End

CH IGNITION (TIMED)

CONTROL PCB

Next: End

CH IGNITION (TIMED)

TIMER

Next: End

POTENTIOMETER RESISTANCE CH

CONTROL PCB

Next: End

BOILER NOISY KETTLING

HEAT EXCHANGER

Next: End

CH OPERATION

CONTROL PCB

Next: End

SYSTEM FAULT

Next: End

CH MODULATION

CONTROL PCB

Next: End

CH PUMP OVERRUNS

CONTROL PCB

Next: End

FLUEWAYS XLIGHTS BAFFLES OUT

HEAT EXCHANGER

Next: End

FLUEWAYS XLIGHTS DIES OUT

HEAT EXCHANGER

Next: End

LOW FLOW

HEAT EXCHANGER

Next: End

MODULATING SOLENOID BURNER PRESSURE LOW

GAS VALVE

Next: End

DOES NOT XLIGHT, PRESSURE ABSENT

GAS VALVE

Next: End

MODULATING SOLENOID DHW MODULATION

GAS VALVE

Next: End

DHW TOO COOL. RADS HOT WITH NO CH DEMAND

CONTROL PCB

Next: End

DHW DEMAND

DIVERTER VALVE

Next: End

PILOT 2

GAS VALVE

Next: End

PILOT IGNITES - POOR FLAME PICTURE

BURNER - POLIDORO PA525F - PILOT NG

Next: End

BURNER PRESSURE LOW

CONTROL PCB

Next: End

PILOT IGNITES - RUNNING SLOW

FAN

Next: End

DHW PUMP RUNS

SELECTOR SWITCH

Next: End

SYSTEM PRESSURE SWITCH

SYSTEM PRESSURE SWITCH

Next: End

DHW PUMP RUNS

PUMP

Next: End

DHW PUMP RUNS

CONTROL PCB

Next: End

DHW DEMAND FAN RUNS

CONTROL PCB

Next: End

DHW DEMAND FAN RUNS

AIR PRESSURE SWITCH

Next: End

FAN

FAN

Next: End

DHW DEMAND FAN RUNS

IGNITION PCB

Next: End

BURNER CROSSLIGHTS BUT DIES OUT

CHARACTERISTIC TEST FROM DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

Next: p102

BURNER PRESSURE LOW

CHARACTERISTIC TEST FROM DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

Next: p104

DOESN'T CROSSLIGHT, OUTLET PRESSURE PRESENT

CHARACTERISTIC TEST FROM DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

Next: !p106

DOESN'T CROSSLIGHT, PRESSURE ABSENT

CHARACTERISTIC TEST FROM DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

Next: p108

DHW NOISY (KETTLING)

CHARACTERISTIC TEST FROM DHW OPERATION

Next: !p134

DHW TOO COOL, RADIATORS COLD

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p136

DHW TOO COOL RADIATORS / FLOW PIPE BEGIN TO HEAT WITH NO CH DEMAND

CHARACTERISTIC TEST FROM DHW OPERATION

Next: !p138

DHW RUNS HOT AND COLD, BURNER CYCLES ON AND OFF

CHARACTERISTIC TEST FROM DHW OPERATION

Next: p140

BOILER NOISY, KETTLING

CHARACTERISTIC TEST FROM CH OPERATION

Next: p177

BOILER COLD. RADIATORS COLD

CHARACTERISTIC TEST FROM CH OPERATION

Next: p179

BOILER UP TO TEMPERATURE, RADIATORS COLD

CHARACTERISTIC TEST FROM CH OPERATION

Next: p181

PILOT DOES NOT IGNITE

CHARACTERISTIC TEST FROM PILOT IGNITES

Next: p295

PILOT IGNITES BUT WITH POOR FLAME PICTURE

CHARACTERISTIC TEST FROM PILOT IGNITES

Next: p319

BURNER CROSS LIGHTS BUT BAFFLES OUT

CHARACTERISTIC TEST FROM DHW BURNER CROSSLIGHTS (BURNER PRESSURE TO MAX)

Next: p100

17/11/2017 11:03:09 1807_1_50_1 20/07/2018 14:19:58

16/07/2018 11:30:22

Next: End

DHW SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM DHW SENSOR (BLUE LEADS)

Next: p334, !f117

ELECTRODE LEAD INSPECTION

{ISOLATEMAINSPOWER}

Next: p126, !f125

DHW POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p146, !f145

DHW MODULATION VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p224, f154

DHW POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: p157, !f156

EXTERNAL CONTROLS (VOLTAGE OUT)

{ISOLATEMAINSPOWER}<

Next: p162, f161

EXTERNAL CONTROLS (VOLTAGE IN)

SELECTOR SWITCH TO H

Next: !p164, f163

FUSE F1 RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE FUSE F1 FROM PCB

Next: p166, !f165

TIMER (VOLTAGE IN)

SELECTOR SWITCH TO H

Next: !p172, !f171

FLOW ADJUSTER

{ISOLATEMAINSPOWER}

Next: p20, !f209

CH POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: p201, !f200

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: !p206, !f205

DIVERTER VALVE DIAPHRAGM

{ISOLATEMAINSPOWER}
WATER OFF
DISCHARGE AND DRAIN BOILER

Next: p29, !f28

AIR PRESSURE SWITCH VOLTAGE (COM)

{ISOLATEMAINSPOWER}<

Next: p324, !f299

SELECTOR SWITCH (OUTPUT)

{ISOLATEMAINSPOWER}<

Next: p34, f33

FUSE F2 RESISTANCE

{ISOLATEMAINSPOWER}
REMOVE FUSE F2 FROM THE MAIN PCB

Next: p36, !f35

SYSTEM PRESSURE

Next: !p44, !f43

DIVERTER VALVE MICROSWITCH RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p48, !f47

VOLTAGE TO IGNITION BOARD

{ISOLATEMAINSPOWER}<

Next: p51, f50

OVERHEAT THERMOSTAT RESISTANCE

{ISOLATEMAINSPOWER}

Next: p53, !f52

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p63, !f62

FUSE F3 RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p71, !f70

FLUE

Next: !p214, !f109

GAS INLET PRESSURE (FULL DEMAND)

{ISOLATEMAINSPOWER}<

Next: p112, !f111

GAS VALVE 3 VOLTAGE

SELECTOR SWITCH IN OFF POSITION
CH TEMPERATURE SELECTOR TO MIN
DHW TEMP SELECTOR TO MAX

Next: p116, f115

GAS VALVE 2 VOLTAGE

{ISOLATEMAINSPOWER}<

Next: p124, f123

FLUE

Next: !p215, !f113

GAS VALVE 3 RESISTANCE

{ISOLATEMAINSPOWER}
DISCONNECT VIOLET LEADS FROM THE MODULATING SOLENOID

Next: p120, !f225

GAS INLET PRESSURE (FULL DEMAND)

{ISOLATEMAINSPOWER}<

Next: !p222, !f121

GAS VALVE 2 RESISTANCE

{ISOLATEMAINSPOWER}<

Next: p130, !f226

ELECTRODE INSPECTION

{ISOLATEMAINSPOWER}

Next: !p128, !f127

GAS INLET PRESSURE (FULL DEMAND)

{ISOLATEMAINSPOWER}<

Next: !p223, !f131

DHW SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM DHW SENSOR (BLUE LEADS)

Next: p286, !f141

DHW SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM DHW SENSOR (BLUE LEADS)

Next: p281, !f147

GAS RATE

Next: !p144, f143

DHW SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM DHW SENSOR (BLUE LEADS)

Next: !p159, !f158

TIMER (VOLTAGE OUT)

REMOVE CONTROL BOX C

Next: p170, f169

CH SELECTOR SWITCH RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p168, !f167

POTENTIOMETER RESISTANCE CH

{ISOLATEMAINSPOWER}<

Next: !p174, !f173

DIVERTER VALVE CH POSITION

SELECTOR SWITCH TO H

Next: p183, !f182

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: p189, !f188

DIVERTER VALVE CH POSITION

SELECTOR SWITCH TO H

Next: p193, !f192

PUMP LIMPET TEST

Next: p185, !f208

SYSTEM BYPASS

Next: !p187, !f186

CH POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p191, !f190

PUMP LIMPET TEST

Next: p195, !f194

SYSTEM BYPASS

Next: !p197, !f196

DHW INLET FILTER

{ISOLATEMAINSPOWER}
WATER OFF
DHW DISCHARGED AND DRAINED

Next: p23, !f22

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: !p203, !f202

FLOW REGULATOR

{ISOLATEMAINSPOWER}
WATER OFF

Next: !p216, !f24

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: p282, !f283

DHW POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p284, !f285

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: p142, !f292

DIVERTER VALVE SPINDLE

{ISOLATEMAINSPOWER}
WATER OFF
DISCHARGE AND DRAIN BOILER

Next: !p31, !f211

AIR PRESSURE AIR DETECT

{ISOLATEMAINSPOWER}<

Next: p296, f297

ELECTRODE LEAD INSPECTION

{ISOLATEMAINSPOWER}

Next: p306, !f307

AIR PRESSURE SWITCH TUBES

{ISOLATEMAINSPOWER}

Next: p300, !f301

FLUE VENTURI

Next: p302, !f303

FLUE

Next: !p339, !f305

ELECTRODE INSPECTION

{ISOLATEMAINSPOWER}

Next: p308, !f309

GAS VALVE 1 RESISTANCE

{ISOLATEMAINSPOWER}<

Next: p310, !f311

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: p312, !f313

PILOT INJECTOR

{ISOLATEMAINSPOWER}

Next: p314, !f315

GAS VALVE 1 VOLTAGE

REMOVE PLASTIC COVER

Next: !p316, !f317

GAS INLET PRESSURE

{ISOLATEMAINSPOWER}<

Next: p320, !f321

PILOT INJECTOR

{ISOLATEMAINSPOWER}

Next: !p322, !f323

PRESSURE APS SWITCHING

{ISOLATEMAINSPOWER}<

Next: p298, !f332

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: p335, !f336

DHW POTENTIOMETER RESISTANCE

{ISOLATEMAINSPOWER}<

Next: !p337, !f338

SYSTEM PRESSURE SWITCH RESISTANCE

{ISOLATEMAINSPOWER}<

Next: p42, f41

MAINS POWER (INPUT)

Next: p38, !f37

SELECTOR SWITCH (INPUT)

Next: !p40, !f213

PUMP VOLTAGE

{ISOLATEMAINSPOWER}<

Next: !p46, f45

AIR PRESSURE SWITCH RESISTANCE (NORMALLY CLOSED)

{ISOLATEMAINSPOWER}
REMOVE PLASTIC COVER FROM THE IGNITION CONTROL PCB ATTACHED TO THE GAS VALVE

Next: p61, f60

CH SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM CH SENSOR (RED LEADS)

Next: p55, !f54

DHW SENSOR

{ISOLATEMAINSPOWER}
DISCONNECT PLUG FROM DHW SENSOR (BLUE LEADS)

Next: p57, !f56

POTENTIOMETER RESISTANCE DHW

{ISOLATEMAINSPOWER}<

Next: !p59, !f58

FAN VOLTAGE

SELECTOR SWITCH TO H

Next: !p69, f68

FLUE VENTURI

Next: p65, !f64

FLUE

Next: !p67, !f66

System Information

  • Total Tests: 221
  • Sequence Logic: Decoded from encrypted .seq file
  • Navigation: Dynamic based on pass/fail results
  • Source: 4731307 GW SWIFTFLOW 100 SIT Control