Goulds Pumps 3180-86 - IOM - Manual (Page 73)

3. Remove the back pull-out assembly from the casing:
If your pump
model is...
Then...
3180 or 3185 S, M,
L, or XL group
1. Loosen the casing bolts (370A) enough to turn the casing lugs (748) 180°
out of the way.
Use your hand to keep the lug in place.
2. Remove the two sets of bolts and lugs and thread them into the two holes
provided in the cover for use as a jack.
3. Tighten the bolts until they are bottomed out.
4. Remove the back pull-out assembly by hand if it is loose enough.
If it is not loose enough, loosen the jack and place a shim 0.25 in. (6 mm)
between the lug and the casing and then re-tighten.
3181 or 3186 or;
3180 or 3185 XL1,
XL2-S, or XL2
group
1. Remove the casing bolts (370A).
2. Evenly tighten the jacking bolts (388K) until the back pull-out assembly is
free enough to remove from the casing.
Remove the casing wear ring (S, M, L, and XL)
This procedure only applies to pumps with an enclosed impeller.
1. Remove the set screws (222E) from the casing wear ring (164).
2. Remove the wear ring (164) from the casing (100) using a pry bar, if necessary.
222E
164
100
Remove the casing wear ring (for XL1, XL2-S, and XL2)
This procedure only applies to pumps with an enclosed impeller.
1. Remove the hex nuts (357A) from the casing wear ring studs (356E).
2. Remove the casing wear ring (164) from the casing (100) using a pry bar in the slot provided.
3. Remove the casing wear ring gasket (360P).
Maintenance
Models 3180, 3181, 3185, and 3186 Installation, Operation, and Maintenance Manual 71