Honeywell HON 512 User And Maintenance Manual page 112

HON 512 with HON 650 pilot user manual
Figure Step Description
28 Loosen the base plate screws and remove
the base plate.
Important! While removing the base plate,
parts on the inside may fall out from the
spring housing by accident!
29 Remove the lower spring plate (3), the
compression spring (2), and the upper
spring plate (1) from the spring housing.
Lubricate the spring plates' depressions
and reinsert the parts into the spring
housing in the right order and alignment.
30 Replace the base plate gasket with a new,
greased one.
31 Lubricate the thread surfaces.
Put the base plate back in place.
Tighten the screws in a criss-cross se-
quence. Observe the tightening torque
information provided in the table before
this section.
32 Unscrew the adjusting screw (2) and
remove it from the base plate.
Clean and lubricate the adjusting screw.
33 Replace the hex flange nut (1) with a new
one.
Lubricate the thread surfaces.
Maintenance
112