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Limitorque SMB-5T User Manual
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Figure 7.8 – SMB-00 Exploded View
Slidewire
transmitter
Local dial
indicator
Top-mounted handwheel
Side-mounted handwheel
Motor operation
position
H.W. operation
position
SMB/SB Installation and Maintenance Manual
140-11000 • July 2003
7-16
Flow Control Division
Limitorque Actuation Systems
08-403-0002-4
47
49
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
6
Purpose
6
User Safety
6
2 Product Capabilities and Features
7
Initial Inspection and Storage Instructions
7
Product Identification
7
Inspection and Recording
8
Storage Procedure
8
Figure 2.1 - Typical SMB
8
3 Actuator Weights
9
Table 3.1 - Actuator Weights
9
4 Installation Instructions
10
Safety Precautions
10
Safety Practices
10
Prepare Initial Actuator
11
Mounting Base
11
Stem Acceptance
11
Table 4.1 - Mounting Base Dimensions
11
Table 4.2 - Maximum Stem Acceptance
11
Setting Limit Switch
12
Two-Train Geared Limit Switch
12
Figure 4.1 - Two-Train Geared Limit Switch-Rotor-Type
13
Table 4.3 - Two-Train Geared Limit Switch-Parts List
14
Four-Train Geared Limit Switch
15
Figure 4.2 - Four-Train Geared Limit Switch-Rotor-Type
15
Table 4.4 - Four-Train Geared Limit Switch-Parts List
16
Setting Torque Switch
17
SMB-000 Double Torque Switch
17
Figure 4.3 - SMB-000 Double Torque Switch
18
Table 4.5 - SMB-000 Double Torque Switch Parts List
19
Figure 4.4 - SMB-00 Double Torque Switch
20
Table 4.7 - SMB-0 through SMB-5 Double Torque Switch Parts List
23
Position Indication
24
Local Position Indicator
24
Remote Position Indicator (50 Ohm or 1000 Ohm Potentiometer)
24
Remote Position Indicator (Resistance-To-Current Signal Converter)
24
Figure 4.6 - Typical Connection for a 50-Ohm Potentiometer
25
Additional Electrical Components
26
Reversing Starter
26
Overload Relays
26
Figure 4.9 - Typical Connection for PT20SD R/I Converter
26
Control Station
27
Figure 4.10 - Typical Wiring Diagram-Built-In Reversing Starter and Control Station for a Three-Phase Power Supply
27
5 Operation
28
Motor Operation
28
Manual Operation
29
6 Maintenance
30
Routine Maintenance
30
Major Maintenance
30
Lubrication
31
Lubrication Inspection
31
Standard Lubricants
31
Minimum Lubricant Qualities Required
32
7 SMB Disassembly & Reassembly
33
Smb-000
33
SMB-000 Disassembly
33
SMB-000 Reassembly
34
To Replace Stem Nut Only
34
Gasket Instructions
35
Figure 7.1 - SMB-000 Parts Diagram- Side View
36
Figure 7.2 - SMB-000 Parts Diagram - Top View
37
Figure 7.3 - SMB-000 Exploded View
38
Table 7.1 - SMB-000 Parts List
39
Smb-00
41
SMB-00 Disassembly
41
SMB-00 Reassembly
42
To Replace Stem Nut Only
42
Gasket Instructions
43
Figure 7.4 - SMB-00 Parts Diagram - Motor End View
44
Figure 7.5 - SMB-00 Parts Diagram - Top View
45
Figure 7.6 - SMB-00 Parts Diagram - Side View
46
Figure 7.7 - SMB-00 Parts Diagram - Side Mounted Handwheel Detail
47
Figure 7.8 - SMB-00 Exploded View
48
Table 7.2 - SMB-00 Parts List
49
SMB-0, 1, 2, 3, 4, 4T Disassembly
51
SMB-0, 1, 2, 3, 4, 4T Reassembly
52
To Replace Stem Nut Only
53
Gasket Instructions
53
Figure 7.9 - SMB-0 through SMB-4 and 4T Parts Diagram - Top View
54
Figure 7.10 - SMB-0 through SMB-4 and 4T Parts Diagram - Worm Shaft Side View
55
Figure 7.11 - SMB-0 through SMB-4 and 4T Parts Diagram - Drive Sleeve Side View
56
Figure 7.12 - SMB-0 through SMB-4 and 4T Exploded View
57
Table 7.3 - SMB-0 through SMB-4 and 4T Parts List
58
SMB-5 and SMB-5T Reassembly
62
Figure 7.13 - SMB-5 and 5T Parts Diagram
66
Figure 7.14 - SMB-5 and 5T - Top View
67
Figure 7.15 - SMB-5 and 5T Declutch Housing Detail
68
Figure 7.16 - SMB-5 and 5T Exploded View
69
Table 7.4 - SMB-5 and 5T Parts List
70
8 SB Disassembly and Reassembly
73
Sb-00
73
Disassembly/Stem Nut Removal
73
Reassembly/Stem Nut Installation 8.2
74
Figure 8.1 - SB-00 Parts Diagram
75
Table 8.1 - SB-00 Parts List
76
Disassembly/Stem Nut Removal
77
Reassembly/Stem Nut Installation 8.3
77
Figure 8.2 - SB-0 Parts Diagram
78
Table 8.2 - SB-0 Parts List
79
Disassembly/Stem Nut Removal
80
Reassembly/Stem Nut Installation 8.4
80
Figure 8.3 - SB-1 Parts Diagram
81
Table 8.3 - SB-1 Parts List
82
Disassembly/Stem Nut Removal
83
Reassembly/Stem Nut Installation 8.5
84
Figure 8.4 - SB-2 Parts Diagram
85
Table 8.4 - SB-2 Parts List
86
Disassembly/Stem Nut Removal
87
Reassembly/Stem Nut Installation 8.6
87
Figure 8.5 - SB-3 Parts Diagram
88
Table 8.5 - SB-3 Parts List
89
Disassembly/Stem Nut Removal
90
Reassembly/Stem Nut Installation
90
Figure 8.6 - SB-4 Parts Diagram
91
Table 8.6 - SB-4 Parts List
92
9 Troubleshooting
93
10 How to Order Parts
94
Table 10.1 - Space Heater Size Per Voltage Rating
94
11 Regulatory Information
95
5
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Limitorque SMB-5T Specifications
General
Brand
Limitorque
Model
SMB-5T
Category
Controller
Language
English
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