Flowserve PT Series Limitorque - Manual (Page 28)

Limitorque PT Series Worm Gear Operator FCD LMENIM2001-00 – 01/10
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Table 4.4 – Parts List – PT65, 120, 150
Piece # Description
1 Housing
2 Drive Sleeve
3 Worm Shaft
4 Base
5 Open End Cap
6 Closed End Cap
7 Stop Screw
8 Key
9 Stop Plate
10 Stop Plate Gasket
11A Hex Head Cap Screw
11B Lockwasher
12A O-Ring
12B O-Ring
13 O-Ring
14 Pointer Cap
15 Pointer Cap Gasket
16 Nameplate
17 Drive Screw
18 Tapered Roller Bearing
19 Oil Seal
20 Socket Head Cap Screw
21 Socket Head Cap Screw
22 Socket Head Cap Screw
23 End Cap Gasket
24 Splined Adapter
25 Motorized Adapter (not shown)
26 Hex Head Cap Screw (not shown)
27 Lockwasher (not shown)
4.7 PT250, 500, 1000
Refer to Figures 4.12, 4.13 and Table 4.5.
1. Remove the Pointer Cap (pc# 19).
2. Remove the hex head cap screws that secure the Stem Nut (pc# 18) to the Drive Sleeve/Gear (pc# 3).
3. Attach two eye bolts to the Stem Nut and remove the Stem Nut from the Drive Sleeve/Gear.
4. Remove the blind End Cap (pc# 7) and Worm Shaft Shim Set (pc# 9) from the Housing (pc# 1).
5. Turn the operator upside down and remove the screws from the Base Plate (pc# 13).
6. Insert two eye bolts into the threaded holes in the Base Plate and remove the Base Plate.
7. Remove the open End Cap and Worm Shaft Gasket (pc# 17).