Flowserve L120-190 through L120-2000 - Manual (Page 4)

4
Limitorque ® L120-190 through L120-2000 FCD LMENIM1203-00 – 10/11
9 Standard Wiring Diagrams 49
10 Troubleshooting 52
11 How to Order Parts 53
12 Regulatory Information 54
Figures
Figure 3.1 – L120-190 through 2000 8
Figure 5.1 – Double Torque Switch 13
Figure 5.2 – Setting Torque Switch 14
Figure 5.3 – Ring Tongue Terminal 15
Figure 5.4 – Geared Limit Switch 17
Figure 5.5 – Setting Geared Limit Switch 18
Figure 5.6 – Position Indicators 19
Figure 5.7 – Typical Connection for a 1000 ohm Potentiometer 20
Figure 8.1 – L120-190 and -420 Drive Sleeve Side View (Refer to Table 8.1 for parts list) 30
Figure 8.2 – L120-190 and -420 Worm Shaft Side View (Refer to Table 8.1 for parts list) 31
Figure 8.3 – L120-190 and -420 Top View (Refer to Table 8.1 for parts list) 32
Figure 8.4 – L120-800 Drive Sleeve Side View (Refer to Table 8.1 for parts list) 33
Figure 8.5 – L120-800 Worm Shaft Side View (Refer to Table 8.1 for parts list) 34
Figure 8.6 – L120-800 Top View (Refer to Table 8.1 for parts list) 35
Figure 8.7 – L120-2000 Drive Sleeve Side View (Torque Base) (Refer to Table 8.2 for parts list) 43
Figure 8.8 – L120-2000 Top View (Refer to Table 8.2 for parts list) 44
Figure 8.9 – L120-2000 Side View (Refer to Table 8.2 for parts list) 45
Figure 8.10 – L120-2000 Exploded View 46
Figure 9.1 – Wiring Diagram – No Controls 49
Figure 9.2 – Wiring Diagram – Integral Controls 50
Figure 9.3 – Wiring Diagram – NCU 51
Tables
Table 4.1 – Actuator Weights 10
Table 5.1 – Mounting Base Dimensions 13
Table 5.2 – Maximum Stem Acceptance 13
Table 5.3 – Terminal Dimensions By Cable Size 16
Table 5.4 – Maximum Drive Sleeve Turns 17
Table 7.1 – Lubricant Weights 25
Table 8.1 – L120-190, -420 and -800 typical parts list 36
Table 8.2 – L120-2000 typical parts list 47