®
Desoldering Tool
Instruction Manual
Thank you for purchasing the HAKKO 475 desoldering tool.
Please read this manual before operating the HAKKO 475.
Keep this manual readily accessible for reference.
1. Packing List ................................................................ 1
2. Precautions ................................................................. 2
3. Part Names
(Desoldering Gun).............................. 3
(Station) ............................................. 4
4. Operation
(Preparation-
Assembly and Connection) ......... 5 • 6
(Desoldering) ................................ 7 • 8
(Cleaning during Operation) .............. 9
(Problems during Desoldering)
(Post-operation Maintenance) ......... 10
(Troubleshooting Guide) ...................11
5. Maintenance (Desoldering Gun).....................12 ~ 14
(Station) .................................... 15 • 16
6. Replacement Parts
(Replacing Heating Element) .... 17 • 18
7. Parts List
(Station) .................................... 19 • 20
(Desoldering Gun)............................ 21
8. Specifications ........................................................... 22
9. Wiring ....................................................................... 22
Table of Contents
2. Precautions
In this instruction manual, “WARNING” and “CAUTIONS” are defined as follows.
WARNING
WARNING:
Misuse may potentially cause death of, or serious injury to the user.
CAUTION
: Misuse may potentially cause injury to the user or physical damage
to the objects involved.
For your own safety, be sure to comply with these precautions.
CAUTION
When the power is on, the nozzle temperature is between
380°C/716°F and 480°C/ 896°F.
Since mishandling may lead to burns or fire, be sure to comply with
the following precautions.
Do not touch the metallic parts near the nozzle, nearby plastic parts and the
spring iron holder.
Do not use the product near flammable items.
Advise other people in the work area that the unit can reach a very high tem-
perature and should be considered potentially dangerous.
Turn the power off while taking breaks and when finished using the unit.
Before replacing parts or storing the unit, turn the power off and allow the unit
to cool to room temperature.
This appliance is not intended for use by persons (including children) with
reduced physical, sensory or mental capabilities, or lack of experience and
knowledge, unless they have been given supervision or instruction concerning
use of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not play with the appli-
ance.
To prevent damage to the unit and ensure a safe working environ-
ment, be sure to comply with the following precautions.
Use clean, filtered air as the fluid. With the trigger pulled and air flowing,
adjust the pressure to between 490 to 686kPa(5.0 to 7.0kgf/cm
2
)
Do not use the unit for applications other than desoldering.
Do not rap the desoldering gun against the work bench to shake off residual
solder, or otherwise subject the iron to severe shocks.
Do not modify the unit.
Use only genuine HAKKO replacement parts.
Do not wet the unit or use the unit when your hands are wet.
Set the ceramic paper filter (S) for the filter retainer (station), and the ceramic
paper filter (L) for the filter pipe (gun).
Maintain the desoldering gun and the station.
While using the unit, donʼt do anything which may cause bodily harm or physi-
cal damage.
2
3. Part Names
Desoldering Gun
(Refer to p.19, 20 & 21 for part nos.)
Transmits heat for melting solder, En-
trance for melted solder.
Expendable part.
Nozzle
Filter Pipe
Set the ceramic paper filter (L) (No.A1033).
Contains melted solder and flux using filters.
Filters are expendable parts.
Back Holder As-
sembly
Secures the filter
pipe.
Release Knob
Heating Element
Push down to remove
the filter pipe.
Inside requires cleaning.
Indicator
Trigger
Squeeze to start absorption.
Do not pull the trigger before
fully heating the nozzle.
Indicates when nozzle
and heating element
need cleaning and
when filters need
replacing.
(refer to p.9)
Hose
Connects to the vacuum outlet
cap (station).
Cord Assembly
Connects to the receptacle (station).
3
Analog electronics
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