Load Cell Removal And Installation For Trueblend Models, Tb045 And Tb100 - Conair TrueBlend TB45-4 User Manual

TrueBlend™
When disassembling cylinder/valve assemble, measure length of complete
WARNING!
assemble (Dim A) and record. This assemble length must be maintained.
When reassembling adjust original length to this value. Loc-tite™ all fittings
when doing reassemble.
9.6.3

Load Cell Removal and Installation for Trueblend models, TB045 and TB100

High voltages can cause life-threatening currents in the body and injury from
DANGER!
electric shock.
Allow only trained and qualified electrical technicians to work on the elec-
trical system.
Before any electrical work disconnect the unit from the power supply and
lock to prevent unauthorized persons switching it on.
Forces and torque that are exerted on the load cell when installing and re-
CAUTION!
moving it may damage the very sensitive load cell.
Make that no force or torque is applied to the load cell.
Removal
Remove the weigh bin
See figure 19 below for item numbers.
The load cells are very sensitive and must be handled with care. Make sure
that when the load cell is being removed or installed that there is no torque af-
fects applied to the load cell.
Disconnect the wiring that extends into the control box (see wiring diagram)
Remove the two screws (item 2) that are used to mount the load cell and weigh
bin-mounting bracket to the load cell-mounting bracket (item 7).
Hold the load cell in a vise or similar and remove the two screws (item 3) weigh
bin mounting bracket (item 1) from the load cell.
Mount the weigh bin-mounting bracket (item 1) onto the new load cell using the
two screws (item 3) and tighten to 10 Nm. Make sure that the weigh bin-
mounting bracket (item 1) is perpendicular and square with the load cell.
Edition: February 2007
I M P O R T A N T
E L E C T R I C S H O C K !
M A T E R I A L D A M A G E !
Maintenance and Repair
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