Section 5: Troubleshooting
5.3 Ishikawa Diagrams
0101-8242-0, Rev. C
5-7
CV-6SLX User Manual
Ishikawa Diagram #1: No Input Power
Ishikawa Diagram #2: Interlock Fault
Power Supply
Missing/loose internal
cable connections
A3 HV Regulator
PCB defective
Consequence
Possible Causes
No input power
(see Table 6-1)
Contactor defective,
not pulling in
Mains
Phase missing
Incorrect mains supply
voltage
Interface
I/O cables missing or not
correctly plugged in/seated
Interlock signal to HVPS
J4 not correct –
Pin 24 (Interlock IN)
Pin 25 (Interlock OUT)
Power Supply
Covers interlock on
HVPS not made
FPS
Cover interlock on
FPS not made
Consequence
Possible Causes
Blown F1 fuse (0.2 A) on
A3 HV Regulator PCB
External interlocks not made (Doors, Tank,
Vacuum, Water, Positon, Auxillary)
I
nterlocks OK LED lights
red (see Table 6-2)
5-1)
5-2)