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L120-20
Limitorque L120-20 Manuals
Manuals and User Guides for Limitorque L120-20. We have
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Limitorque L120-20 manual available for free PDF download: Installation & Maintenance
Limitorque L120-20 Installation & Maintenance (35 pages)
Brand:
Limitorque
| Category:
Controller
| Size: 0 MB
Table of Contents
Table of Contents
4
Introduction
6
Purpose
6
User Safety
6
Product Capabilities and Features
6
Initial Inspection and Storage Instructions
6
Product Identification
7
Figure 1 - L120-10 through 40
7
Inspection and Recording
8
Storage Procedures
8
Short Term Storage (Less than 1 Year)
8
Unit Weights
8
Table 1 - Unit Weights
8
Installation and Instructions
9
Safety Precautions
9
Safety Practices
9
Prepare Initial Actuator
9
Mounting Base
9
Table 2 - Mounting Base Dimensions
9
Stem Acceptance
10
Torque Switch
10
Setting Torque Switch
10
Table 3 - Stem Acceptance
10
Balancing Torque Switch
11
Figure 2 - Micro-Switch Style Torque Switch and 600 Volt Torque Switch
11
Geared Limit Switch
12
Setting Limit Switch
12
Figure 3 - Limit Switch
12
Setting Procedure
13
Figure 4 - Setting the Open and Closed Contacts
13
Combination of Contacts
14
Position Indication
14
Local Position Indicator
14
Remote Position Indicator
14
Figure 5 - 1000 Ohm Potentiometer
15
Optional Side-Mounted Handwheel
16
Figure 6 - L120-10 Dimensions and Parts
16
Figure 7 - L120-20 Dimensions and Parts
17
Figure 8 - L120-40 Dimensions and Parts
18
Operation
19
Electrical Start-Up
19
Figure 9 - L120-10 through 40 Typical Wiring Diagram
20
Manual Operation
22
Figure 10 - L120-10 through 40 Unit, Drive Sleeve and Housing Parts Breakdown
22
Motor Operation
24
Torque and Travel Limiting
24
Maintenance
24
Lubrication
24
Lubrication Inspection
24
Factory Lubricant
25
Minimum Lubricant Qualities Required
25
Table 4 - Lubricant Weights
25
Disassemble and Reassemble
26
Disassemble Unit Sizes L120-10, 20, and 40
26
Drive Sleeve and Housing Cover Disassembly
27
Torque Nut Disassembly (Drive 1 Option)
27
Figure 11 - L120-10 through 40 Standard and Extended Drive Sleeve Assembly
27
Thrust Base Disassembly (Drive 2 Option)
28
Figure 12 - L120-10 through 40 Thrust Base
28
Stem Nut Replacement - Thrust Base Applications
29
Reassembly
29
Declutch Assembly (L120-10)
30
Figure 13 - L120-10 through 40 Declutch Assembly Parts Beakdown
30
Declutch Assembly (L120-20/40)
31
Install the Motor
31
How to Order Parts
31
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