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Limitorque QX Electronic Actuator FCD LMENIM3314-01 – 06/18
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4.6.2 Baseplate Remounting.
Step 1
Lightly lubricate ‘Q’-ring (#3-2) and install in baseplate subassembly groove. Lightly lubricate ‘O’-ring (#4-1) and install
around baseplate subassembly pilot (#3). Slide baseplate subassembly into housing and over drive sleeve (#1-1). Fit
the screws (#4-2) (Qty of 4 for QX-1 & 2) and (Qty of 8 for QX-3 thru 5) into baseplate mounting holes and tighten.
NOTES: Base Mounting Orientation.
1. QX-1 & 2 baseplate mounts with 4 screws and orientation will always be the same with the 4 mounting taps
straddling centerline.
2. QX-3 thru 5 baseplate mounts with 8 screws and orientation depends on add on base options.
A. If not adding on any base options the 4 mounting taps in base should be straddling centerline.
B. If adding smaller F/FA-10 base the 4 mount taps should be on centerline.
4.7 Worm Shaft Assembly
NOTE: Sections 4.2 – 4.8 require the actuator to be removed from the mounting plate and the oil drained.
Table 4.17 Worm Shaft Parts List
ITEM NUMBER DESCRIPTION QTY.
2-1 WORM SHAFT 1
2-2 NEEDLE BEARING 1
2-3 THRUST BEARING 1
2-4 WASHER 1
2-5 RETAINING RING (ROUND) 1
2-6 PLATE, WORM SHAFT 1
2-7 FLAT HEAD MACHINE SCREW 5
2-8 BALL BEARING 1
2-9 KEY 1
2-10 GEAR 1
2-11 RETAINING RING 1
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