Hypertherm HD4070 Rev.8 - Manual (Page 165)

MAINTENANCE
5-18 HD4070 Instruction Manual
4
Error Code Troubleshooting (4 of 4)
ID #
Error Code or Message
Description
Corrective action
123
MV 1 ERROR
Motor valve #1 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#1, Shown later in this section. (3) Check relay PCB#1 incoming signal. (4) Check relay PCB#1 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-4, P12-2, P2-4, PL1 and P3-1 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
124
MV 2 ERROR
Motor valve #2 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#1, Shown later in this section. (3) Check relay PCB#1 incoming signal. (4) Check relay PCB#1 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-5, P12-2, P2-5, PL2 and P3-1 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
125
MV 3 ERROR
Motor valve #3 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2, Shown later in this section. (3) Check relay PCB#2 incoming signal. (4) Check relay PCB#2 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-6, P12-2, P2-6, PL3 and P2-3 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
126
MV 4 ERROR
Motor valve #4 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2, Shown later in this section. (3) Check relay PCB#2 incoming signal. (4) Check relay PCB#2 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-7, P12-2, P2-7, PL4 and P2-3 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
127
MV 5 ERROR
Motor valve #5 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2, Shown later in this section. (3) Check relay PCB#2 incoming signal. (4) Check relay PCB#2 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-8, P10-2, P2-8, PL5 and P2-3 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
128
MV 6 ERROR
Motor valve #6 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2, Shown later in this section. (3) Check relay PCB#2 incoming signal. (4) Check relay PCB#2 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-9, P10-2, P2-9, PL6 and P2-3 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
129
MV 7 ERROR
Motor valve #7 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2, Shown later in this section. (3) Check relay PCB#2 incoming signal. (4) Check relay PCB#2 output signal. (5) Switch cables to a working MV; If MV works, replace malfunctioning MV. If MV does not work, replace or repair cables. (6) Broken wire or cable. P1-10, P10-2, P2-10, PL7 and P2-3 not seated properly. Pin or socket not seated in plug housing properly. Faulty SSR on relay board. Loss of signal from control board to relay board.
130
MV 8 ERROR
Motor valve #8 did not move when commanded.
(1) Check all cables from relay PCB to Motor valves. (2) Check LED for relay PCB#2
, Shown later in this section.
(3
) Check rela
y
PCB#2 incomin
g
si
g
nal.
131
THC CONTROL FAI
LI
ndicates a failure on the THC control board.
Replace board.
132
THC CONTROL FAIL
Indicates a failure on the THC control board.
Replace board.
150
INTERLOCK (E-STOP)
External emergency stop activated on cutting apparatus.
Reset e-stop at cutting machine.
151
SOFTWARE FAIL
This is a catch all message indicating that the software has unexpectedly failed to
p
erform a routine o
p
eration.
Cycle power and try and continue operation.