Injection Molding Machine Chapter 6
V3.0
6-7
3.3 Cooler removal/installation and cleaning
Cooler must be checked and cleaned every
season to ensure its cooling efficiency.
Failing to do such maintenance will lead to
fracture of cooling tubes inside cooler, and
make oil and water mixed together, this
fault will seriously damage machine.
The procedures are:
A) Turn off the water for cooler.
B) Take off cooler end cup
C) Use compressed air to blow out dirt
inside copper tubes.
D) Clean the inside copper tube of cooler
with plastics brush.
Do not clean tubes with high-pressure water
or metal rods.
E) Use only soften agent to remove limescale, ask
agent supplier for usage.
F) Install cooler piping cover and end cover, luck up
fixing screw.
G) If limescale is too much, replace a new cooler to
avoid serious breakdown.
3.4 Filter removal/installation and cleaning
It is very important that O-ring on the oil filter cover shall maintain sealed condition.
Caution
Upon installing the entire oil filter screenbe sure that O-ring shall not be damaged.
Procedures for removing and cleaning oil
filter are
A) Take off the red oil filter cover.
B) Oil filter screen, remove O-ring.
C) Soak entire set of oil filer screen in the
cleaning solvent for about 5 minutes, and
then takes it out.
D) Use compressed air to dry up the entire oil
filter screen.
E) Install entire oil filter set.
oil filter screen
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