Warning
・Unless otherwise directed, carry out these procedures with the power switch OFF
and power cord UNPLUGGED.
・Make sure the unit is sufficiently cool before proceeding.
①Remove the cover.
②Disconnect the heater connector and remove wire ties.
③Remove both fan case set screws and the ground
wire set screw.Remove the pipe from the unit.
Caution: Do not pull on the sensor.
④Remove both fan set screws. Rotate the
heating element slightly and remove it,
taking care that it does not hit the
protruding portion on the upper part
of the fan case.
⑤Insert the new heating element.
⑥Reassemble in the reverse order of disassembly.
Caution: Make sure the fan is set correctly
before turning on the power
switch. Installing the fan improperly
may cause a fire. Attach the fan label
facing the fan case.
case to prevent piching.
⑦Turn ON the power switch. Check the temperature.
Set the temperature control knob to 250℃(482 F)
Measure the temperature on the top of the outlet cover.
The temperature should be approximately 250℃(482 F).
If it is not, adjust by adjusting potentiometer VR1
on the printed wiring board as explained below.
Temperature adjustment
①Make sure the unit is completely cool, then turn the power OFF and unplug
the power cord.
②Remove the cover. Adjust VR1 with a straight slot or small cross point screwdriver.
Turn clockwise to increase temperature and turn counterclockwise
to decrease temperature.
③After the cover is attached, turn power ON, and check the temperature.
Caution : If the adjustment level is set too high, the heater will operate continuously.
If so, turn the VR1 counterclockwise till the lamp flashes.
HAKKO 853 Replacing the heating element
Sensor
Heater connector
Sensor
connector
Ground wire
set screw
Fan case
set screw
Fan set
screw
Pipe
°
°
Note: Be sure to route the heater wires through the grooves in the fan
Warning: Be sure to unplug the power cord when the cover is removed.
Failure to do so may result in electric shock.
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勧湖匂俊遊 欠蛭歳
耕協苔某
HAKKO ８５３ 晩云易高兎 窟犯圷周厚算圭隈
少御
・氏嗤乾窮議裡⑫。茅掲嗤蒙艶峺幣岻侃參翌，萩鳩範窮坿厮購渠，
窮坿峨遊厮偉渠。
・字悶割蛍絶抜瘁壅序佩恬匍。
勧湖匂
①介和翌固。
②介和窟犯圷周俊遊式鶴霜諏揮。
③介和欠蛭歳耕協苔某、俊仇線耕協苔某，
旺貫字悶函竃窟犯圷周耗砿。
廣吭:萩音勣性涯勧湖匂。
④介和欠蛭耕協苔某。繍凪嶄岻窟犯圷周不裏廬強，
音勣当欺欠蛭歳貧迦岻融軟何遇函竃窟犯圷周。
⑤峨秘仟議窟犯圷周。
⑥參㌢郡乏會廾指肇。
廣吭: 氏夛撹諮墻議圻咀，侭參萩屎鳩廾挫欠蛭。
廾貧扮廣吭欠蛭炎禰勣壓欠蛭歳岻迦中。
⑦嬉蝕窮坿，鳩範梁業。繍梁業距屁傴泥譜協壓250℃。
勣壓患欠笥翌固岻嶄刹霞楚梁業。炎準寄埃頁250℃。
梁餓湊寄扮，參児医貧岻楚柴(VR1)距屁岻。
窟犯圷周耗砿
俊仇㌔
耕協苔某
欠蛭耕協苔某
窟犯圷周俊遊
①字悶絶抜瘁，購渠窮坿蝕購，偉渠窮坿峨遊。
②介和翌固，參弌侏噴忖侘賜匯忖侘苔某答距屁児医貧岻VR1。
乏扮寞傴廬扮葎戻互梁業，郡岻夸週詰。
③廾貧翌固瘁，嬉蝕窮坿，旺鳩範梁業。
廣吭
距屁梁業扮，泌惚梁業湊互議三，辛嬬夛撹隔偬宥窮。隔偬宥窮扮，萩週詰梁業，
岷欺窟犯圷周宥窮峺幣菊氏描妨葎峭。
梁業距屁圭隈
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