FoRm 180.30-Rpstl
19
yoRk iNteRNAtioNAl
2. To hold suction valve ring and springs firmly in place
during installation, two sheet metal clips should be
placed over the suction valve plate and suction valve
ring. These clips may be ordered from the Factory
(YORK Part No. 064-37274). (See pages 19-27)
3. Assemble the discharge valve cage assembly.
a. Insert the discharge valve wave springs in their
recess in the valve cage and set the discharge valve
ring in place.
b. Place the inner discharge valve plate over the
ring and springs. DO NOT pinch the ring or
springs between the cage and plate.
c. Insert the discharge valve screw through the in-
ner discharge valve plate and the discharge valve
cage. Then bolt the assembly together using the
self locking nut.
Torquing of the center screw/nut is
critical. (45 - 48 ft. lbs.)
d. Verify that neither the ring or springs is pinched
and kept from operating freely over inner dis-
charge valve plate pilot diameter.
fig. 23 –
CyliNDeR BANk WitH VAlVe CAGe AssemBlies AND RelieF VAlVes
29686A
8 & 6 Cyl:
RelieF VAlVes (2)
FoUND oN
(1) peRmANeNtly
loADeD BANk oNly
4 Cyl:
RelieF VAlVe (1)
oN peRmANeNtly
loADeD BANk
DisCHARGe VAlVe
CAGe AssemBly
2