Ulvac PKS-030 - Fitting and Detaching of V-Belts

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3) Connect "oil feeding-solenoid valve" to the pump line to interlock with the
pump. (Refer to Fig. 1)
Fig. 1. Standard electrical connection
Note:
Separatewiringwilleventuallybe,requiredifyouuseamotorrated
atdifferentlinevoltageandcyclefromthoseforthesolenoid.Make
surethepropervoltageandcurrentaresuppliedtoboththemotorand
thesolenoidcoil.Bothmayfailtooperateifthevoltageislessthan
90%ormorethan110%ofthatrated.
4) Activate the motor and observe the direction of rotation of the motor pulley.
5) An arrow SYMBOL [like this: ] is put on the belt-cover to
indicate the correct rotation direction. If the pump does not rotate in the right
direction, interchange any two of the three-phase leads.
6） Fit V-belts.
5.FittingandAdjustingtheV-belts
1) Never touch the V-belts while the pump is running.
2) At approximately the center of the span, between motor pulley and the pump,
apply 4 to 5 pounds of pressure on the V-belts by hand. If the tension is
correct, the resulting deflection should be about 1.5 cm (〜 1/2").