Richter KSE 100/150, Инструкция по установке и эксплуатации

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Series KSE/F, KSE-C/F
Page
19
9530-001-en
Revision 19
TM 9549 Edition 11/2018
♦ Tighten the hex. socket screws 914/1 for the
bellows seal evenly in line with the tightening
torques
♦ Undo stem nut 534 .
♦ Remove distance sleeve.
♦ Screw stem nut 534 onto the stem 802 up to the
marking. Then counter with the self-locking hex.
nut
929/1 .
♦ When screwing on and countering the prevailing
torque type hexagon nut 929/1 , carefully hold the
spindle tight with pliers to prevent it from turning.
Do not turn the entire stem 802! There
is a risk of the folds in the bellows 206 or
the spring-type pin 939/1 being damaged!
♦ Screw on lifting cap 535 and mount lifting lever 238
with locking plate 539 .
9.6.5 Installation of the thrust ring
Make sure that the O-ring 400/1 is positioned
completely inside the groove of the pressure ring 124
so that it is not damaged when the thrust ring is
inserted into the thrust flange
117 .
If the O-ring 400/1 has been damaged by improper
assembly, water may enter from outside into the valve
mechanism and the bellows and cause corrosion
damage.
A defective O-ring must be replaced before the valve
is installed in the plant.
9.7 Dismantling
KSE/F 50/80, 80/100, 100/150
KSE-C/F 80/100, 100/150
Caution : During dismantling of the entire
KSE/F, the nuts of the fitting between the
body and the inlet nozzle must under no
circumstances be undone
– Risk of
accident!
The springs must firstly be completely
relieved!
9.7.1 Dismantling of the entire upper
section / Removal of the seat and
plug
♦ To remove the seat and plug undamaged, the plug
204 must be lifted off the seat 205 .
♦ Unscrew the cap nut 927/1 from the lifting cap 535
and remove the cap.
♦ Unscrew the self-locking hex. nut 929/1 and stem
nut 534 off the stem 802 .
♦ When loosening and unscrewing the prevailing
torque type hexagon nut 929/1 , carefully hold the
spindle tight with pliers to prevent it from turning.
Do not turn the entire stem 802! There
is a risk of the folds in the bellows 206 or
the spring-type pin 939/1 being damaged!
Lifting plug off the seat
♦ Mount a spacer sleeve (approx. 35 mm long) on
the end of the spindle 802 and screw on a nut and
counter it with another hex. nut. (Not included in
scope of delivery).
♦ Grease the end surfaces of the spacer sleeve well
so that these surfaces cannot "seize" when raising
the adjusting screw
538 .
♦ The spacer sleeve may also be replaced by hex.
nuts. See Fig. 18.
Fig. 18
♦ In order to lift the plug 204 off the seat 205 , raise
the entire spindle.
♦ Undo adjusting screw 538 and turn it out of the
spring bonnet 513 .
♦ When undoing the adjusting screw 538 , hold the
spindle with a wrench on the counter nut so that
the bellows
206 or the spring-type pin 939/1 are
not damaged. See Fig. 19.
Fig. 19
♦ Unscrew hex. socket screw 914/1 off the pressure
ring 124 .
♦ Clean and grease the two threaded rods (approx.
150 mm) long / 180° offset).
♦ Undo hex. nuts 920/2 to attach the spring bonnet
513 and thrust flange 117 .
♦ Remove complete upper section.