Komatsu H75051 Operation & Maintenance Manual page 416

PCS (PROPORTIONAL CONTROL SWITCH) ATTACHMENTS AND OPTIONS
OIL FLOW CONTROL MODE PILOT LAMP (FIXED OIL FLOW MODE)
Oil flow control mode pilot lamp (fixed oil flow mode) lights up
when the flow control mode of PCS is in the fixed oil flow
mode.
OIL FLOW CONTROL MODE PILOT LAMP (PROPORTIONAL OIL FLOW MODE)
Oil flow control mode display lamp (proportional oil flow mode)
lights up when the flow control mode of PCS is in the propor-
tional oil flow mode.
DETENT OPERATION PILOT LAMP
The detent operation pilot lamp lights up when the detent con-
trol is performed in the fixed oil flow mode.
(1) to (4) are displayed in order at intervals of 0.5 seconds.
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