10
IQ9500 Installation Manual
15. Replace scale base cover and platform
support brackets in the reverse order of
disassembly.
NOTE:
Remove load cell setscrew before putting the
scale back into service.
2.9.2
Dual-Platform Load Cell Replacement
NOTE:
Prior to replacing load cell, install load cell
setscrews as detailed in Section 2.1.
1. Remove both platforms. Disconnect AC
power cord from bottom of scale.
2. Remove four platform support machine
screws from each platform and remove both
platform supports.
3. Turn scale on side. Remove the four panhead
machine screws for top cover (Figure 2-7).
Set scale on its four legs and remove top
cover.
4. Disconnect DC power supply plug from
power board (Figure
2-11). Remove four
machine screws securing board to chassis.
NOTE:
The following procedure details removal of
one of the two load cells. General instructions are
applicable to either load cell.
5.
Unsolder the five load cell wires at power
board.
6. Remove four machine screws securing the
platform attach bracket (Figure 2-14) to the
load cell bracket. Remove platform attach
bracket.
Figure 2-14. Remove Platform Attach Bracket
7. Remove two load cell cap screws from load
cell bracket (Figure 2-15). Remove load cell
bracket.
Figure 2-15. Remove Load Cell Bracket
8. Remove two load cell cap screws. Remove
load cell mount spacers.
9. Insert load cell mount spacers in new load cell
and install load cell in scale chassis using the
two cap screws.
10. Insert the load cell bracket using the cap
screws previously removed.
11. Install platform attach brackets using four
machine screws.
12. Solder new load cell cable wires to designated
wire solder points (refer to wire color code on
power board).
13. Install power board using the four machine
screws previously removed.
Route load cell
cable under power board as shown in
Figure 2-11. Reinstall ground terminal under
one machine screw head.
14. Connect DC inlet power supply.
15. Replace scale base cover and platform
support brackets in the reverse order of
disassembly.
NOTE:
Remove load cell setscrews before putting
the scale back into service.
PLATFORM ATTACH
BRACKETS
LOAD CELL BRACKET
BRACKETS
