VAL6 Infrared Heater
Maintenance Manual
KBE5S & KBE5L
(2-step)
Page 1: ...VAL6 Infrared Heater Maintenance Manual KBE5S KBE5L 2 step...
Page 2: ...Wiring Diagram of Burner Control KBE5S KBE5L 2 step Sequence Time Chart Operation Switch Solenoid Pump Fan Igniter ON OFF 180 sec 5 sec within 10 sec 10 sec post ignition ignition...
Page 3: ...uel pump is short circuited 7 turning on the switch YES NO YES NO Power source is not supplied 8 Fuse blows out 9 Power cord is disconnected 10 Power sorce connector is loose connection 11 Transformer...
Page 4: ...d burner 23 control is defective YES NO Ignition transformer connector or high voltage 24 cord is loose connection Electrode is defective 25 Ignition transformer is defective 26 crack in high voltage...
Page 5: ...e is clogged 38 Fuel is contaminated with water 39 NO YES NO YES Lens of flame monitor is dirty or dusty 40 Poor lighting is detected by flame monitor 41 Flame monitor connector is loose connection 42...
Page 6: ...defective 52 NO YES YES NO Fuel viscosity is increasing 53 Black White Fuel viscosity is increasing 54 Nozzle is clogged 55 YES NO gives off black Combustion air is insufficient 56 smoke 57 Oxygen for...
Page 7: ...ustion air is insufficient 62 Oxygen for combustion is low because of high 63 Normal Operation Smell of fuel comes out Flame bounces out from the disk The unburnt component may come out under the temp...
Page 8: ...it board then measure coil resistance values of two leads If either lead shows the transformer is short circuited Replace a transformer Without circuit tester Disconnect transformer connector CN 7 fro...
Page 9: ...nce between terminals If the value shows the ignition coils is short circuited Replace an ignition transformer Without circuit tester Disconnect ignition connector CN 4 and then start operation If the...
Page 10: ...power source connector fails on contact Plug in connector CN 1 firmly 12 Transformer connector is loose connection Plug in transformer connector CN 7 again and then turn on If it works normally transf...
Page 11: ...whether the voltage of power source or generator is correct Find a cause of over voltage and take away them 21 Combustion fan connector is loose connection Plug combustion fan connector CN 13 again an...
Page 12: ...p connector CN6 again and then turn on If it works normally fuel pump connector fails on contact Plug connector CN6 firmly 29 Fuel pump is defective If the value shows standard voltage the pump is def...
Page 13: ...etone 36 Fuel pump is clogged or defective Loose the brass nut then switch on and check whether fuel comes out place a pan under the pump If no fuel is pump up or fuel is not flowing at least 2 high t...
Page 14: ...flame properly Clean the lens of flame monitor with soft cloth 41 Poor lighting is detected by flame monitor Remove a burner and check whether the whirl vane and inside of draft tube are clear or not...
Page 15: ...is clogged Check if air intake of fuel gauge is clogged with dust If air intake of fuel gauge is clogged fuel flow is insufficient by pressure drop in fuel tank Clear an air intake of fuel gauge 48 O...
Page 16: ...sed fuel is not sprayed normally from the nozzle because fuel viscosity is increased by low ambient temperature Warming up fuel refueling winter fuel or mixing kerosene with fuel in order to decrease...
Page 17: ...l scale 3 Check whether applied voltage is normal Standard 120V 10 If applied voltage is lower than 108V imperfect combustion by decreasing of combustion fan rotation speed occurs Find a cause s of lo...
Page 18: ...a combustion fan and or circuit board Check whether vanes of combustion fan are dusty If vanes are dusty imperfect combustion is occurs by low oxygen Clean a vanes of combustion fan Check whether air...
Page 19: ...12 VAL6 KBE5S KBE5L Trouble Shooting No Possible Cause How to check Result Remedy 10 0 5mm 8 0 5mm 2 4 0 5mm Electrode Nozzle Electrode Drawing 12...
Page 20: ...zle Make sure that the pump turns on you can feel and hear the vibration This will occur approximately 5 seconds after the switch has been turned on Make sure that the electrode is sparking You will h...
Page 21: ...ition Voltage Power code CN1 Black White AC 120V 10 Red White input AC 120V 10 Purple Purple output about AC 15V Igniter CN4 Black Black input AC 120V 10 60Hz AC 120V 10 50Hz Fan motor CN3 Gray Gray a...
Page 22: ...you will measure from burner control Turn on the circuit tester and set AC voltage range Insert the lead head of resistor to connector lead wire side and measure resistance Turn on the circuit tester...
Page 23: ...p fuel gauge Object Serial Number from 01Q 030000 2003 2004 model If air intake of fuel gauge is clogged clean it up Open a screw cap and take out a fuse Take out the burner control and point the lead...
Page 24: ...an altitude higher than 3 000 ft you need to expand combustion air inlet opening Unfasten a knob and expand combustion air inlet opening Fasten a knob of combustion fan and put a burner cover back Yo...
Page 25: ...minate the dirt or water from the fuel tank Remove the fuel cap take out the tank inlet Later on please remove with wrench the filter and insert a handy suction pump into drain bolt and tilt the fuel...
Page 26: ...eaner or wipe with a soft cloth etc Periodic Inspection The heater must be checked if used for a long time Please ask your dealer to inspect the heater every two 2 seasons How to connect the Control d...
