Flowserve UEX Limitorque - Manual (Page 18)

Limitorque UEX FCD LMENIM1205-03-AQ – 05/15
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c WARNING: Turn off all incoming power before installing or working on the UEX Electronic Controller.
1. Install the MDPI Gearing Assembly (pc# 2-1) to the Geared Limit Switch Mounting Plate using the
two Socket Head Cap Screws (pc# 2-1-12, 2-1-13). (See Figure 5.1)
2. Install the Transformer/Bracket Assembly (pc# 2-2, 2-9) to the Geared Limit Switch using the six
10-32 Pan Head Screws (pc# 2-11). (See Figure 5.1)
3. Connect the Primary leads (L1 & L2) and the Secondary leads (H1 & H2) to the matching terminals
on the Terminal Strip (pc# 3-5). (See Figure 5.2)
4. Install the Power/Interface Board Assembly using the five Socket Head Cap Screws (pc# 3-6).
(See Figure 5.2)
5. Connect the Power Board leads L1, L2, and L3 to the mating terminals on the Terminal Strip.
(See Figure 5.6)
6. Connect the Power Board Motor leads T1 to T3 on the Terminal Strip. Connect T2 to T2 on the
Terminal Strip and connect T3 to T1 on the Terminal Strip. (See Figure 5.6)
a CAUTION: Ensure that wire connections are as described in Step 6 to prevent incorrect rotation.
7. Install the Encoder/Bracket Assembly onto the Transformer Bracket using the three Panel Fasteners.
(See Figure 5.1)
8. Remove the Sight Glass Retention Plate from the Controls Compartment Cover. This part will not
be reused.
NOTE: Retain the sight glass and hardware for use in the following step.
9. Install the Main Board Assembly Bracket (pc# 1-1) into the Controls Cover using the four screws
(pc# 204-4) previously used to mount the Sight Glass Retention Plate. (See Figure 5.3)
10. Connect the Main Board Interconnect Harness to the Main Board Assembly (pc# 1-2) and then to
the Interface Board (pc# 3-3). (See Figures 5.2 & 5.3)
5
UEX Electronic
Controller Installation