Val6 FIR-X5 Maintenance Manual Download Page 4

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【Sequence Time Chart】

【Wiring Diagram】

CN12

CN9

CN11 CN10 CN13

CN5

CN6

CN8

CN7

CN4

CN1

CN3

CN2

CN17

Ignition

a: Ignition delay timer

d: Post ignition

ｂ： Pump delay timer

e: Stable time

ｃ： Solenoid valve delay timer
※Fuel pre-heater ： When the power cord is connected, the heater preheats for 3 minutes if the outside temperature is

less than 41℉.

50sec

300sec

Post purge

Fuel pre-heater

15sec

2sec

5sec

10sec

Operation Switch

Fan Motor

Igniter

Fuel Pump

Solenoid Valve

Flame Monitor

PLUG SWITCH

SWITCH

OFF

Summary of Contents for FIR-X5

Page 1: ...15 7 Troubleshooting Standard resistance Voltage Check Repair Names of Components Safety Devices Error Code Sequence Time Chart Wiring Diagram Specifications 6 9 8 5 ED2 2021 08 Contents 1 2 4 3 Main...

Page 2: ...ol mode lamp 7 Fuel tank 22 Fuel preheater 36 Auto control mode lamp 8 Fuel gauge 23 Fuse 37 Off timer setting button 9 Fuel tank cap 24 Preheating lamp 38 Continuous Conbustion lamp 10 Burner cover B...

Page 3: ...e A2 is displayed When it pasted 60 minutes after the heater detects a out of fuel The error code A2 is displayed and Post purge sequence runs for 5 minutes Overheat protection When the heater overhea...

Page 4: ...elay timer e Stable time Solenoid valve delay timer Fuel pre heater When the power cord is connected the heater preheats for 3 minutes if the outside temperature is less than 41 50sec e 300sec Post pu...

Page 5: ...ower Supply AC 120V 60Hz Power Consumption Igniting 65W Burning 45W Lv 5 41W Lv 4 37W Lv 3 34W Lv 2 31W Lv 1 44W When Preheater is operating Electric Fuse 3A 250 Operating Noise Level 56 dBA Lv 5 55dB...

Page 6: ...4 3 10 The heater does not start The heater does not ignition Smoke comes out Fuse blows out Smell of fuel comes out 8 7 Combustion is not stable Misfire within 40 seconds after ignition 7 Display LV...

Page 7: ...ce values Unplug igniter connector CN 4 from electrode then measure coil resistance values of the high voltage side Fuse does not blow out standard red red about 1 8k Figure 3 P 17 Unplug fuel pump co...

Page 8: ...ure of burner controller Disconnection of operation switch connector Disconnection of operation switch cord When power outage safety device is operated It works normally Lamps is lit standard yellow y...

Page 9: ...horizontal 0 Figure3 P 17 3 consecutive misfire Combustion fan abnomality detection Plug connector CN1 firmly A5 is not displayed A ambient temperature is displayed standard AC 120V Figure4 P 17 A6 is...

Page 10: ...fuel other than diesel and kerosene Low quality fuel Operate with appropriate fuel Be mixed with water Diesel and kerosenel goes bad Measure the alignment of electrode Part is out of standard positio...

Page 11: ...f tip over detector connector Replace tip over switch cord Disconnection of tip over connector Plug connector CN11 firmly Ambient temperature is too high Failure of flame monitor Ignition not detected...

Page 12: ...gen concentration is low Check the fuel Figure 8 P 19 Use fuel except diesel and kerosene Low quality fuel Operate with appropriate fuel Be mixed with water Diesel and kerosenel goes bad 8 Fuel leaks...

Page 13: ...e fuel Be mixed with water Diesel and kerosenel goes bad 11 Combustion is not stable Check looseness of each joints The connection has become loose Air is coming Fasten joints more tightly An oxygen c...

Page 14: ...on Voltage Memo CN1 Black White 120 CN4 Black Black Input side 120 CN3 Red Blue DC 170V CN5 Blue Blue about DC 50V 4 8PIN White White Input side 120 CN2 1 2PIN Red Red Output1 about 12 5V 5 6PIN Yello...

Page 15: ...g a fuel pump Positioning a electrode Cleaning a flame monitor Checking a burner cone Whirl vane Stabilizer Adjusting an air inlet opening of fan motor Overheat protection system Burner packing P 19 P...

Page 16: ...rner cover off Removing a burner unit Figure Disconnect the 4 connectors from the burner controller Overheat prevention Tip over switch Fuel sensor Operation board connector Temperature sensor refer t...

Page 17: ...r code Make sure the power cord is disconnected Make sure the power cord isdisconnected when measuring resistance Operate the heater Turn on the multimeter and set AC voltage range partially direct cu...

Page 18: ...hen take the cover cover off 2 Take out the fuse from the fuse holder 3 Replace with a new one 4 Close the fuse holder 5 Put the burner cover back and then tighten screws Figure Figure Take out the op...

Page 19: ...e fuel tank until the fuel is completely drained out of the tank At the same time be careful not to lose the drain bolt packing only into a can or other container approved in your Next use a 24mm wren...

Page 20: ...hen check whether or not fuel comes out Please be careful because the fuel strongly comes out Positioning a electrode Take out a burner and check each clearance as below Figure9 Figure10 Fuel outlet 9...

Page 21: ...and check whether or not its lens is dirty foul If the lens is dirty foul clean the surface of the lens with a soft coton swab or cloth untill it is clear Replace the flame monitor Then securely repl...

Page 22: ...nd cover take off the overheat protection system installed inside burner main body Burner section Pre heater section Figure13 Loosen a screw and then extend narrow an air inlet opening Also trial oper...

Page 23: ...packing 1 and Burner packing 2 Check if Burner packing 1 and Burner packing 2 are not damaged Take out the burner cover and unit from main body as detailed in Figure 1 and 2 Figure15 Burner packing 1...

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