NA - ENG
April 2016
3M-Matic
™
7000r-7000r3 Pro
Page 41
12.9 Trouble Shooting Guide
(
continued
)
Problem
Upper drive assembly
does not move up,
moves up slowly or
fails to operate
Upper taping head
does not move down at
the end of the
aping cycle
Upper drive assembly
comes down too fast or
hard or fails to operate
Centering guides move
slower than normal or fail
to operate
Cause
Lower air pressure
Defective or incorrect setting on
Proximity Sensor
Clogged or damaged exhaust
mu
ffl
ers on the upper ends of the
head raising cylinders
Defective head power valve
Upper drive assembly force adjust
regulator set too light
Defective upper drive assembly
force adjust regulator
Defective one-way valve
Defective head power valve
Upper drive assembly force adjust
regulator set too heavy
Defective upper drive assembly
force adjust regulator
Cushion screw wrongly adjusted
Cushion screw missing
Centering guide force adjust
regulator set too low
Centering guide cylinder speed
controls need correct adjustment
Defective centering guide power
valve/proximity sensor misaligned
with sensor receptacle
Correction
Disconnect the air supply.
Make sure main pressure regula-
tor reads zero. Reconnect air
supply and adjust regulator to
read 70 PSIG[5 bar].
Clean or replace head raising
valve
Clean or replace exhaust mu
ffl
ers
Clean or replace the head power
valve
Adjust the upper drive assembly
force adjust regulator to
increase the force against the
top of the box. Turn air regulator
counterclockwise.
Replace regulator
Clean or replace valve
Clean or replace valve
Adjust upper drive assembly force
adjust regulator to decrease force
against top of box. Turn regulator
clockwise.
Replace regulator
Adjust cushion screw at base of
cylinder
Replace screw
Adjust regulator
Adjust speed controls mounted on
centering guide cylinder
Clean/replace valve / realign
sensor and sensor receptacle
12. Operation
(continued)
Summary of Contents for 3M-Matic 7000r
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