Trouble Shooting Guide - HAKO FM-202 Instruction Manual

11. TROUBLE SHOOTING GUIDE

• Before checking the inside of the FM-202 or replacing parts, be sure to disconnect the power
plug. Failure to do so may result in electric shock.
The unit does not
operate when the power
switch is turned on.
The tip does not heat up.
• The sensor error
displayed.
Solder does not wet the
tip.
The tip temperature is
too high.
The tip temperature is
too low.
The soldering iron error
is displayed.
15
WARNING:
CHECK
ACTION : Connect it.
CHECK
ACTION : Investigate why the fuse blew and then replace the fuse. If
CHECK
ACTION : Insert the tip completely.
is
CHECK
ACTION : See the appropriate section of this manual regarding how
CHECK
ACTION : Set the appropriate temperature.
CHECK
ACTION : Remove the oxide (see "Tip maintenance" on P. 12).
CHECK
ACTION : See "Checking the connection cord for breakage" on
CHECK
ACTION : Enter the correct value.
CHECK
ACTION : Remove the oxide (see "Tip maintenance" on P. 12).
CHECK
ACTION : Enter the correct value.
CHECK
ACTION : Connect the FM-2021 or Hakko 912 soldering iron.
: Is the power cord and/or the connection plug dis-
connected?
: Is the fuse blown?
the cause can not be determined, replace the fuse. If the
fuse blows again, send the unit in for repair.
: Is the tip inserted properly?
: Is the connection cord and/or the heater/sensor broken?
to check the connection cord and/or the heater/sensor for
breakage.
: Is the tip temperature too high?
: Is the tip contaminated with oxide?
: Is the connection cord broken?
P. 13.
: Is the entered tip identification number correct?
: Is the tip contaminated with oxide?
: Is the entered tip identification number correct?
: Is the other soldering iron connected? Or the FM-2021
plug disconnected?