Hakko Electronics FR-301 - General Guide to Replacement Parts; Replacing Parts

FRONT
6. MAINTENANCE
(Continued)
The element cover assembly is held to the
nozzle wrench by pressing this part from both
sides. (The nozzle is not held to the nozzle
wrench.)
Nozzle
● Filter Pipe and related parts
Be careful since the area around the lter pipe is extremely hot.
1. Pull the rear holder back until it clicks (locks into place) and remove the lter pipe.
2. Inspect the lter and holders and replace as needed.
3. During assembly, be sure to insert the lter. Failure to do so may damage the unit. After
the parts have been assembled, place the lter pipe assembly into position and push the
release button. The back holder will spring forward and secure the lter pipe while creating
a vacuum seal.
Filter pipe
Back holder
Release button
Front holder
Filter holder
Filter pipe Pre-lter
Ceramic paper lter (L)
Filter Pipe and related parts
(1) A general guide to replacement part
Use the table below as a general guide to replacement part. Use only genuine HAKKO FR-301
replacement parts as the use of other parts may impair performance, or cause damage or injury.
Part Name Signs that replacement is needed
Pre-lter
Cannot hold solder
Warping
Ceramic paper lter (L)
Hardened by ux staining
Front holder
Hardening has reduced air tightness
Nozzle
Repels solder
Solder plating on tip is gone
Clogging
Hole has corroded and is larger
Temperature is low
Heating core (in heater)
Clogged
Normal heater resistance value: 35 Ω (100 - 120 V
models) 160 Ω (220 - 240 V models)
Valve
Cracking
Diaphragm
Tearing
Inner hose
Hose is clogged with ux
Hose has hardened and is no longer exible
Tearing
(2) Replacing parts
● Nozzle
NOTE:
Be careful since the areas around the nozzle and heating element are very hot.
1. Remove the element cover and the nozzle with the included nozzle wrench.