P ag e 7J u l y , 2 00 63 9 0 24 v O pe ra t o r A n d4 2 5 D C o n t r o l P a ne l I n s t a l l a ti o n M a n u a lIf the gate has to be operated manually in the event of apower outage, use the manual release mechanism asfollows:Insert the supplied Allen wrench (manual release key)and turn it by a half turn until it stops in the directionshown in figure 3, depending on type of installation.Now the 390 24v Operator is manual released. You canmove the gate freely.RESTORING OPERATOR TO NORMAL OPERATIONTo avoid an involuntary pulse from activating the gateduring the maneuver, before re-locking the operatorswitch off power to the system.Fit the supplied Allen wrench (manual release key) andturn it by a half turn until it stops, in the directionshown in figure 3, depending on type of installation.INSTALLING THE OPERATOROnce you have prepared the gate, you are ready toproceed with the installation of the operator.To ensure safety and an efficient automation, make surethe following requirements are met:∗ The gate structure must be suitable for automation.In particular, make sure it is sufficiently sturdy andrigid, and that its dimensions are in line with thoseindicated in the technical specifications.∗ Make sure that the leaves move properly withoutany binding during their entire travel.∗ Check if hinges are in good condition.∗ Make sure the positive stops are in place. (unlessyou are using the optional Limit Switch Kit)M OUNTING D IMENSIONSInstall the operator by using the following tables. Seefigures 5 & 6. The outward dimensions are ideal for an“overhead” outward swinging garage/carriage door.M OUNTING THE BASE PLATEThe 390 24v Operator Base Plate can be used for eitherRight Hand (DX) or Left Hand (SX) installations.Note: The splined shaft must always face down.∗ Secure the base plate to the column and check tosee if it is level. Figure 4.∗ Fit the 390 Operator into the base plate and secureit with the 2 screws, nuts and lock washers. Figure 7∗ Assemble the articulated arm and front mountingbracket as shown in figure 8.∗ Attach the articulated arm to the 390 Operator withthe supplied screw and washer. Figure 9.∗ With the operator released, established the positionof the front mounting bracket to the gate bychecking dimensions C in figure 5 & 6. The bracketcan be welded or bolted to the gate leaf. See figure10∗ Attach the operator cover to the operator.∗ Attach the power cord to the control panel.7 3/4 ”2 3/4 ”Figure 4. Operator PositionLOCKUNLOCK UNLOCKLOCKFigure 3. Manual Release