Honeywell HON 5020, User And Maintenance Manual

Page: 45 / 114

Maintenance
HON 5020 gas pressure regulator with HON 630 pilot 45
8 Maintenance
Topic Page
Maintenance schedule 45
Preparing for the maintenance 46
Starting maintenance 47
Maintaining the actuator assembly 50
Maintaining the pilot 53
Completing the maintenance 88
8.1 Maintenance schedule
The maintenance schedule provides an overview of the periodically required maintenance
and repairs and makes reference to the appropriate instructions.
Note: The maintenance intervals specified below are recommendations only. Since the
intervals for maintenance work d epend heavily on the system’s operating conditions and on
the gas’ properties, the maintenance intervals specified below may have to be adjusted based
on the relevant operating requirements and experience. Maintenance must be carried out in
compliance with all federal and state laws and regulations, as well as with the local rules and
regulations set forth by the relevant utilities and authorities and any other applicable regula-
tions.
Perform the following maintenance and repairs within the specified time intervals:
Interval
Task See section
as
n
ee
d
ed
ev
er
y
3
m
o
nt
h
s
ev
er
y
ye
ar
ev
er
y
5
ye
ar
s
Maintaining the pilot Maintaining the pilot (see page 53)

Maintaining the actuator
assembly Maintaining the actuator assembly
(see page 50)

Adjusting the loading pres-
sure Adjusting the loading pressure (see
page 39)

Adjusting the control stage
setpoint Adjusting the control stage setpoint
(see page 40)

Contents
Meaning
Maintenance
schedule