OHAUS Pioneer PA64, Руководство по обслуживанию

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TABLE OF CONTENTS
Ohaus Corporation www.ohaus.com v Pioneer
™ Balances Service Manual
3-62 Top Flexure Arm (Analytical). ............................................................................ 3-23
3-63 Bottom Flexure Arm (Analytical) ........................................................................ 3-23
3-64 Hanger with two screws ..................................................................................... 3-25
3-65 Service Fixture attached to the front of Load Cell after removing Hanger .......... 3-25
3-66 The Vane is secured by two screws near the rear of the Load Cell .................... 3-25
3-67 The Vane removed ............................................................................................ 3-25
3-68 Two solder points on PSB, and two screw holes for removing the board ........... 3-26
3-69 Contact Board with 3-wire ribbon cable soldered to it ........................................ 3-26
3-70 Four screws secure the Magnet Half to the Ratio Beam .................................... 3-26
3-71 The Magnet Half, when removed, should be cleaned ........................................ 3-25
3-72 A screw connects the Contact Board to the Load Cell ....................................... 3-26
3-73 Use a smaller screw to temporarily fasten it to the Ratio Beam .......................... 3-26
3-74 The Sideways Motion Stop Plate and the black Up/Down Stop screw ............... 3-27
3-75 Position Sensor Board (Analytical) ..................................................................... 3-28
3-76 Adjust Position Sensor Board vertically until Err8.X does not appear ................. 3-28
3-77 The Ratio Beam needs to clear the groove in the Up/Down Stop Screw ............ 3-29
3-78 Service Fixture is installed prior to installing Ratio Beam Flexures ..................... 3-29
3-79 Sideways Motion Stop Plate and Up/Down Stop Screw ..................................... 3-29
3-80 Elongated holes on Ratio Beam Flexures go on the bottom ............................... 3-29
3-81 Installing the Magnet Half .................................................................................. 3-30
3-82 Four screws on Magnet Half .............................................................................. 3-30
3-83 Position Sensor Board ....................................................................................... 3-30
3-84 3-wire cable soldered to Contact Board ............................................................. 3-30
3-85 Installing the Vane ............................................................................................. 3-30
3-86 Screws removed from Bottom Mounting Plate inserted into the Hanger ............. 3-31
3-87 Insert shims between the Hanger and the Load Cell on both sides .................... 3-31
3-88 Bottom Flexure Arm ........................................................................................... 3-31
3-89 Top Flexure Arm ................................................................................................ 3-31
3-90 Vertical Flexure .................................................................................................. 3-31
3-91 Vertical Flexure and screws, Lock Plate, washers, and bushings, removed ....... 3-31
3-92 Analytical InCal Load Cell with Top Bracket visible ............................................ 3-32
3-93 Analytical balance Load Cell with Top Bracket visible ........................................ 3-32
3-94 Bottom Mounting Plate on Analytical Load Cell .................................................. 3-32
3-95 Ribbon cable connects PSB to Main PCB .......................................................... 3-32
3-96 When Position Sensor Board shows normal weight, tighten its screws .............. 3-33
3-97 Block Style Load Cell ......................................................................................... 3-34
3-98 Service Toolset for Block Style Load Cells. PN 476000-030 ............................. 3-35
3-99 InCal Motor ........................................................................................................ 3-36
3-100 InCal Motor Removal ......................................................................................... 3-36
3-101 Motor Coupler .................................................................................................... 3-36
3-102 Motor Shaft in counter-clockwise position .......................................................... 3-37
3-103 Mounting Screws holding InCal Mechanism....................................................... 3-37
3-104 Removing the InCal Mechanism ........................................................................ 3-37
3-105 InCal Mechanism Alignment .............................................................................. 3-38
3-106 Centering InCal Weight ...................................................................................... 3-38
LIST OF ILLUSTRATIONS
FIGURE NO. TITLE Page No.
3-107 Removing Position Sensor ................................................................................. 3-39
3-108 Ratio Beam Pin Alignment ................................................................................. 3-39
3-109 Base Plate Removal .......................................................................................... 3-40
3-110 Load Cell Mounting Components ....................................................................... 3-41