Flowserve B320 Series Limitorque - Manual (Page 20)

Limitorque B320 Series FCD LMENIM3201-02 – 01/15
20
6.2 Disassembly and Reassembly of B320-90
6.2.1 Disassembly
(Piece numbers refer to Figure 6.5).
1. Remove Thrust Plate (piece #118) followed by Stem Nut (piece #392, two-piece) and Drive Sleeve
(piece #117, 2-piece; piece #394, one-piece) and Roller Bearings (piece #115 and 116).
2. Remove Bevel Cap (piece #94) and withdraw Bevel Pinion/Bearing Subassembly (piece
#95, #103 and #104).
3. Remove Bevel Housing (piece #91) from Thrust Housing (piece #114).
4. Remove Bevel Gear/Torque Drive Sleeve subassembly (piece #93 and 96) and Ball Bearings (piece
#102).
6.2.2 Reassembly
(Piece numbers refer to Figure 6.5).
1. Install Ball Bearings (piece #102) and Bevel Gear/Torque Drive Sleeve subassembly (piece #93 and 96).
2. Attach Bevel Housing (piece #91) to Thrust Base (piece #114).
3. Attach Bevel Cap (piece #94) and Bevel Pinion/Bearing Subassembly (piece
#95, #103 and #104).
4. Install Roller Bearings (piece #115 and 116) and Stem Nut (piece #392, two-piece) and Drive
Sleeve (piece #117, two-piece; piece #394, one-piece), followed by Thrust Plate (piece #118).
Figure 6.5 – B320-90 Parts Diagram
113
111
395
119
117 393 392 394 120 118
114
106
100 96
93
102 336
115
116
99
95
97
108
107
94
105
121
109
124
104
122
347
105
103
110
91
Two-Piece Stem Nut Design One-Piece Stem Nut Design