KCP 113 - Accumulator Pressure Is Not Accumulated

KCP Heavy Industries Co., Ltd. Troubleshooting
6-16
6.2.4.3 Accumulator pressure is not accumulated
Notice __________________________________________________________________________
When acc. pressure is not delivered with normal level, main cylinder’s switching is
abnormal or not switching.
Normal level: 190~200 bar
Normal level during pumping: 150~200bar
________________________________________________________________________________
Possible cause
Check
point
Diagnosis
Solution
Maintenance
level
※ Maintenance level : A(Repair at KCP service workshop), B(KCP engineer dispatch or phone call)
Stop v/v open
(Refer to Page
6-31. Pic#8)
Stop v/v
(for acc.
pressure
drain)
• Check if stop v/v
open.
• Close stop v/v
B
Accumulator
pump failure
Acc
pressure
gauge
• Check accumulator
pressure(0BAR).
(If more than 30BAR
with max RPM, it is not
problem)
• Engage the main
panel ECO s/w for
acc. pressure
restore.
• Visit KCP service
•
KCP serviceman
dispatch
A
Dump v/v
failure
(Refer to Page
6-31. Pic#6)
Dump
v/v coil
• Check DIN terminal lamp
flashing.
• Check acc pressure is
delivered during min RPM.
• Check if pressure gauge
is increasing
during max RPM.
• Check if acc pressure is
restored during ECO
engaged.
• Check magnetism,
if problem, replace
the coil.
• If problem after
coil change,
replace the dump
v/v.
B