Flowserve PT Series Limitorque - Manual (Page 31)

31
Limitorque PT Series Worm Gear Operator FCD LMENIM2001-00 – 01/10
flowserve.com
Table 4.5 – Parts List – PT250, 500, 1000
Piece # Description Piece # Description
1 Housing 26 SGA Housing
2 Worm Shaft 27 Gear
3 Drive Sleeve/Gear 28 Ball Bearing
4 O-Ring 29 Ball Bearing
5 O-Ring 30 Not used with double SGA
6 Tapered Roller Bearing 31 Drive Pinion
7 End Cap 32 Key
8 O-Ring 33 SGA Gear
9 Worm Shaft Shim Set 34 Ball Bearing
10 Drive Sleeve Stop 35 SGA Pinion
11 Hex Nut 36 SGA Cover Gasket
12 O-Ring 37 Dowel Pin
13 Base Plate 38 SGA Cover
14 O-Ring 39A Hex Head Cap Screw
15 Hex Head Cap Screw 39B Hex Head Cap Screw
16 Square Head Pipe Plug 40 Not used with double SGA
17 Worm Shaft Gasket 41 Oil Seal
18 Stem Nut 42 SGA Adapter Gasket
19 Pointer Cap 43 Unit Adapter
20 Machined Hex Head Cap Screw 44 Key
21 Oil Seal 45 Not used with double SGA
22 Screw Preload Sticker 46 Hex Head Cap Screw
23 Nameplate 46A Lockwasher
24 Type U Drive Screw
25 Key
4.8 Spur Gear Attachments - PT14, 30, 40
Refer to Figure 4.14 and Table 4.6
1. Remove Hex Head Screws (pc# 12) from the spur Cover (pc# 1).
2. Remove spur Cover and Input Pinion (pc# 4).
3. Remove Key from Input Pinion.
4. Remove Circlip (pc# 11)
5. Pull Input Pinion out of Cover
6. Remove Circlip (pc# 10)
7. Tap out Sealed Bearings (pc# 6) from Cover
8. Remove the Hex Full Nuts (pc# 15) and Lockwashers (pc# 16) from the Mounting Studs (pc# 14) that attach the
spur Gearcase (pc# 2) to the Flanged Cover of the operator.
9. Remove Circlip (pc# 9) from spur Gearcase.
10. Remove the Spur Gear from the spur Gearcase (pc# 2).