Injection Molding Machine Chapter 5
V3.0
5-4
item Possible causes Solution
1.8
No charge
A Temperature condition not ready
B Charge position ， pressure ，
speed， time are not set properly
C Barrel temperature insufficient
D Charging delay time is set too long
E Pre-suck back function is on.
F Charge back pressure too high
G No material in the barrel.
H Carbonized material in the barrel.
I Resin temperature too high or
gasified.
J Screw check valve worn out
K Directional valve stuck
L Directional valve signal wire
failure
M Hydraulic motor torque
insufficient
N Quill damaged
A Check temperature setting page
B Adjust parameter setting
C Check temperature control system
D Adjust parameter setting
E Revise function setting
F Lower down back pressure setting
G Check hopper， barrel feeding port
H Remove barrel for cleaning
I Clean barrel
J Replace screw tip assembly.
K Clean and repairV16， V16-1
L Repair signal wire 266/0
M Increase pressure or replace hydraulic motor
N Add grease， replace bearing， key， quill.
1.9
No carriage adv. / ret.
A Position， pressure， speed are not
set properly
B Directional valve stuck
C Directional valve signal wire
failure
A Adjust parameter setting
B Clean V21， V22， manually press spool
C Repair signal wire 271/0， 272/0
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