CPT Current Position Transmitter
Installation Operation& Maintenance Manual
Doc No. : HumG-CPT-20 Rev0
Page 5 / 6
Valve Automation Leader, HKC
8.2.
Using L-wrench, loosen clamp bolts on cam. And rotate CLS cam clock wise or counter clock wise until
switch lever arm rides on the curved portion of the cam. Then tighten fixing bolt by using L-wrench.
(Actuator can go further toward closed position as CLS cam is rotated toward CCW like below picture).
8.3.
Rotate actuator and/or damper to open position. And rotate OLS cam clock wise or counter clock wise
until switch lever arm rides on the curved portion of the cam. Then tighten fixing bolt by using L-wrench.
(Actuator can go further toward closed position as OLS cam is rotated toward CW like below picture)
.
9.
Maintenance
9.1.
Test operation in regular: You’d better do test operation in regular (once a week). And please always
supply electric power even though actuator and valve are not used for more than a month.
9.2.
Periodical maintenance: Periodical check and maintenance is necessary for long term operation. You
should do overhaul check at least once a year and do maintenance immediately if required.
9.3.
General manual: This manual is mainly for CPT card. So, please refer to HQ series IOM manual if you
need more detailed information.
10.
CPT card layout
CPT Card (CPT4-TR V1.2)
