Instruction Manual
D103407X012
1052PSV Actuator
May 2011
21
Note
Neither Emerson, Emerson Process Management, nor any of their affiliated entities assumes responsibility for the selection, use, or
maintenance of any product. Responsibility for the selection, use, and maintenance of any product remains with the purchaser and
end user.
Spare Parts
The spare parts replacement interval is based in part on plant operation, operating conditions, normal maintenance
interval, process fluid, and other factors. Periodic inspection of the valve and actuator and diagnostics run on the
control valve assembly are recommended to identify the optimum replacement timing.
Table 2. Fisher 1052PSV Spare Parts
Drawing
Number
Replacement
Part Number
Part
Description,
Key No.
Qty
Classification
Spare
Part
Code
(1)
Spare Part Requirement Rationale
Shelf Life
Shelf Life
Rationale
(2)
GE39223
GE39223X022
Hub, Key 29
1
Non-Safety
Related
O/n
Cycled parts will exhibit wear over time. Based on
experience and testing, Emerson Process
Management recommends replacing this
component every 30 years.
N/A
Does not
exhibit a
tendency to
degrade over
time.
2E8597
2E8597X0062
Diaphragm,
size 60,
Key 3
1
Non-Safety
Related
O/n
Recommendation to purchase this spare part is
based on shelf life restrictions. The diaphragm is
a key component within the actuator
construction, required to ensure optimal
performance over time. Degradation of the
diaphragm could lead to inconsistencies with
valve operation. Emerson Process Management
recommends replacing this component every 6
years.
EPDM
material
shelf life is
4 years
after
shipment
or 12 years
from cure
date.
See FGS8A31
rev. P
(attached) for
information
regarding
elastomer shelf
life.
GE39188
GE39224
GE39188X022
Actuator
Cover/
Bushing
Assembly,
Key 33
1
Non-Safety
Related
O/n
The bushing will see repeated cycles in contact
with a metal hub. It is the manufacturer's
recommendation to replace the cover/bushing
assembly when wear or diagnostic testing shows
degraded performance or after 30 years of
operation, whichever comes first.
N/A
Does not
exhibit a
tendency to
degrade over
time.
GE45169
GE45169X012
Spring
Adjustor
Wrench
1
Non-Safety
Related
O/n
The special wrench is not commercially available.
This wrench is required to adjust actuator spring
load.
N/A
Does not
exhibit a
tendency to
degrade over
time.
1. ME/n = construction/installation spares. P/n = preoperational spares. S/n = start-up spares. O/n = operational spares.
2. Dependant on good storage practices and conditions.
