Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 152)

HD3070 with Automatic Gas Console Instruction Manual 5-27
16
MAINTENANCE
COOLANT FLOW LED not lit.
(Continued)
Replace coolant flow
switch FS1.
Replace coolant
pump P1.
Fig 6-10 (3)
Replace F3 with 8 amp,
250V fuse (008322).
Replace coolant pump
motor M1. Fig 6-10 (1)
Yes
Yes
Yes
No
No
No
No
Is coolant flow switch
FS1
defective ?
Fig 6-10 (4)
Is coolant pump
motor M1
functioning ?
Fig 6-10 (1)
Has fuse F3 on
power distribution PCB
1XPCB2 failed ?
Fig 6-6 (1)