Kimray 212 SMT PBT, Repair Manual

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Page 5
PISTON BALANCED THROTTLING REPAIR MANUAL
DISASSEMBLY PRESSURE OPEN
STEP 1
Bonnet
Wrench loose the breather plug and set
aside (Fig. 1.0).
Using a back-up, wrench loose and
remove the nuts/bolts attaching the bon-
net to the yoke (Fig. 1.1).
Remove the bonnet and set a side
(Fig. 1.2).
Remove the spring and set aside
(Fig. 1.3).
STEP 2
Lower Housing
Wrench loose the bolts attaching the yoke
to the body (Fig. 2.0).
Remove the entire assembly from the
valve body (Fig. 2.1).
Using a back-up on the ratio plug nut,
wrench loose the nut holding the dia-
phragm plate in place (Fig. 2.2).
Remove the diaphragm plate (Fig. 2.3).
Remove the diaphragm and discard
(Fig. 2.4).
Remove the lower diaphragm plate
(Fig. 2.5).
Figure 1.0 Figure 1.1
Figure 1.2 Figure 1.3
Figure 2.0 Figure 2.1
Figure 2.2 Figure 2.3
Figure 2.4 Figure 2.5