MVP INV-PAT-7-BPO, Operation Manual

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Patriot Innovator 2 BPO Unit Operations Manual
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Troubleshooting
System Troubleshooting
Symptom Possible Cause Remedy
Will not start
injection or has
stopped during
injection sequence
No air supply
Make sure pressurized air line is connected to the
machine air inlet.
Stop button pushed Press Inject button
Remote stop button pushed Press
Inject
button
Will not start
injection or has
stopped during
injection sequence
PPVS signal not being received
Install jumper between PPVS supply and PPVS signal if
no PPVS is being used
Check signal coming from PPVS if installed
Check internal PPVS circuits:
Check line 67 for leaks
Check V08 output (41) for signal (should be on)
MPG circuit is engaged
Check for blockage on resin delivery lines
Check FC 03 for proper adjustment
Check for air leaks on MPG valve and connection 1B-11
(26)
Check internal MPG circuits
 Check (26) for leaks
 Check (67) for leaks
 Check V14 output (62) for signal (should be on)

Check V15 output (05) for signal (should be on)
Stop sequence has been
imitated
Check internal stop sequence circuits
 Check (16) for signal (should be off)
o
Remote stop button has malfunctioned
 Check (15) for signal (should be off)
o
CE NORM guard valve has malfunctioned

Check (37) for signal (should be off)
o
Pulse valve (S01) has malfunctioned. See
below.
 Check (39) for signal (should be off)
o
Pulse valve (S01) has malfunctioned. See
below.

Check (49) for signal (should be off)
o
Catalyst overpressure circuit engaged. See
below.
 Check (48) for signal (should be off)
o
Predetermined counter has not reset or has
malfunctioned. See below.
CE NORM guard has been
opened Close CE NORM guard and check valve for proper
operation
Pulse valve has malfunctioned Check internal pulse valve circuit