WTR Series
Maintenance / How to Order Parts
L120 Installation & Maintenance Manual 120-11000 A
Declutch Assembly (L120-20/40)
8. Install Declutch Cap (piece #11) on the Declutch Pinion Shaft (piece #12). Ensure that
the return spring is located correctly in the slots.
9. Replace Declutch Lever (piece #9) on the pinion and against the stop.
10. While holding the cap steady, rotate the Pinion Shaft (piece #12) against the spring
tension until the holes in the shaft and lever align.
11. Insert Roll Pin (piece #10).
12. Slide Declutch Shaft (piece #7) into the housing, ensuring that the Declutch Shaft
(piece #7) fits correctly into the groove in the Handwheel Clutch Sleeve
(piece #19 of Figure 10).
13. Install the declutch cap assembly into the housing, finding the nearest tooth on the
internal spur gear which will allow the cap to be secured without placing tension on the
Declutch Actuator (piece #7-1) causing it to rub against the groove in the Handwheel
Declutch Sleeve (piece #19 of Figure 10).
14. Install torque and limit switch into the switch compartment housing.
NOTE: The limit switch must be reset before the actuator is placed back into service.
The Torque Switch may need to be re-balanced. If required see page 6.
15. Install the Motor (piece #38) and Elastic Stop Nut (piece #40) onto the motor shaft.
NOTE: The elastic stop nut should not be re-used. It is recommended that a new nut
be used during reassembly.
Install the Motor
1. Install conduit Nipple Flange (piece #30) and Seal (piece #42) onto the conduit nipple in
the flange and secure the motor. Secure the nipple flange.
2. Connect all electrical leads in the switch compartment.
3. Replace the compartment cover, handwheel adapter, handwheel and thrust base, if
applicable, to complete the assembly.
How to Order Parts
To order parts or obtain further information about your Limitorque L120 valve actuators,
contact your local Limitorque distributor sales office, or:
Limitorque Corporation
5114 Woodall Road
P.O. Box 11318
Lynchburg, VA 24506-1318
Attn: Parts Department
Telephone (804) 528-4400
FAX (804) 845-9736
All inquiries or orders must be accompanied by the following information:
1. Unit Size
2. Limitorque Corporation Order Number
3. Limitorque Corporation Serial Number
26
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