Flowserve QX Limitorque - Manual (Page 33)

33
Limitorque QX Electronic Actuator FCD LMENIM3314-00 – 5/11
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Table 4.13 - Clutch Shaft Subassembly Item 7
ITEM NUMBER DESCRIPTION QTY.
7-1 CLUTCH FORK 1
7-2 BUSHING 1
7-3 LATCH 1
7-4 SOCKET HEAD CAP SCREW 1
7-5 TORSION SPRING 1
7-6 WASHER 1
7-7 SOCKET HEAD CAP SCREW 1
Figure 4.14 - Clutch Shaft Subassembly, Item 7
4.4.2 Gearing and Clutching Remounting.
Step 1, Declutch bracket.
Place declutch bracket (#9-6) on to housing and secure with two M4 screws (#9-7) using a M3 hex key.
Step 2, Gear plate.
Before placing plate be sure that ball bearing item (#2-8) is in place (See Figure 4.18). The ball bearing will not slide
thru place with gear plate mounted in housing. Place plate in housing on pad with the two M4 taps and with the plate
counter sunk holes facing toward the handwheel cover aligning the plate big hole with the ball bearing (#2-8) bore.
Note that the two counter sunk holes is for the two flat head screws (#9-5). Fit the two M4 flat head screws (#9-5) and
tighten with a M2.5 hex key.
Step 3, Spur idler subassembly, QX-3 Thru 5 only.
Place ball bearing (#9-3) in housing bore, the bore without the bearing plate. Slide in the spur idler subassembly (#8)
into bearing (#9-3) with the big gear end of the idler shaft first and engage with bearing (#9-3).
Step 4, Clutch fork and clutch shaft subassembly.
Slide the clutch fork subassembly (#7) over the clutch on the clutch shaft subassembly with the latch (#7-3) side
pushed against the big gear face. Fit both clutch shaft and clutch fork subassemblies together into housing with the
small pinion on clutch shaft fitting thru the gear plate (#9-4) and engaging shaft into ball bearing (#2-8). Note also that
the clutch fork must be orientated with the latch up towards the declutch plate and the clutch fork bore in line with the
declutch shaft.