Goulds Pumps AF (Axial Flow) (6"-36) MXR Bearings" User Manual

Page 59

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AF (6-36) IOM

57


13. Install the outboard and inboard labyrinth seals

(132) and (133). The drains should be located at
the bottom and face inward when mounted, see
Fig. 61.

DRIP PAN


14. Tilt the drip pan (179) so the attachment ears clear

the bearing housing (134C) flange and the nipple
protrudes through the cast hole in the bottom of
the bearing housing. Secure the drip pan to the
bearing housing ribs using the two screws (799H)
and washers (799I). Thread the street elbow
(799G) into nipple on the bottom of the drip pan,
see Fig. 62.

SEAL / STUFFING BOX COVER


Packed Box

15. Place the sleeve key (178D) into the shaft (122)

key seat. Slip the O-ring (412D) into the shaft
sleeve (126) then slide the sleeve onto the shaft
until the keyways are lined up. Install the set
screw (469D) and tighten it to lock the sleeve in
place. Be careful not to mar or scratch the sleeve
or shaft during the process. Attach the stuffing
box (220) and gasket (351W) to the stuffing box
cover (184) using screws (799E). If removed re-
install the four studs (355). On larger pumps use
a sling or hook and chain to support the weight of
the stuffing box cover during installation. Mount
the stuffing box cover (184) to the register of the
bearing housing (134C). Be careful not to scuff or
scar the pump shaft (122) or sleeve (126) during
installation. Secure the stuffing box cover (184) to
the bearing housing (134C) using bolts (370C).
Pack the stuffing box initially with two rings of
packing (106) staggering the joints for each row.
Insert the lantern ring (105) being sure that the
lantern ring lines up with the flush ports. If the
lantern ring has taps for removal make sure they
face out of the box. Insert three more rings of
packing (106), gland (107), and gland nuts (353),
tighten the nuts only hand tight. Install all flush
tubing that may have been removed during
disassembly, see Fig. 63.

Fig. 60

134C

331 or
412Y

119C

788Z

239A

239B

370Y

799F

Fig. 61

134C

132

133

Fig 62

799H
799I

134C

799G

179

6

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