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Porta-tronic Installation Guide 

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Should a load cell become damaged due to an overload condition, replacement load cells can be 
ordered from GSE Scale Systems according to the part numbers in 

Table 1

 on page 3. 

 
1.  Unbolt the defective load cell, and then remove leveling load foot from the load cell.  

2.  Disconnect load cell cable from junction box and attach a chase wire to the load cell cable.  

DO NOT CUT THE LOAD CELL CABLE! 

3.  Pull the load cell cable out of the formed frame channels.  The chase wire will be used to pull 

the new load cell cable through the formed channel. 

4. 

Install the new load cell by reversing the preceding steps.

 

5.  To verify correct load cell/junction box terminal matching, see the numbers on the terminals 

inside the junction box and the corner numbering diagram in 

Error! Reference source not 

found.

6.  Position load cell and torque down with a wrench; tighten all mounting bolts to 75 ft./lbs. 

7.  Route the load cell cables in each corner so that the cable is free from possible contact with 

the load cell or load foot. Pull cable tight towards junction box, coil up extra length with cable 
ties and securely store inside channel. 

8.  Pass end of load cell cable through cable fittings in the NEMA 4X junction box. Corner 

correction trimming and calibration is necessary after load cell replacement. Follow the 
calibration instructions on page 1. 

Table 1: Load Cell Part Numbers 

Size Load 

Cell 

Capacity  Part Number 

Platform 

19 x 25 
24 x 30 

500 lb 

E0-50459 

PT 800 / PT 820 CS 

1K E0-50460 
2K E0-50460 

19 x 25 
24 x 30 

500 lb 

E0-50459 

PT810 / PT 830 SS 

1K E0-50460 
2K E0-50462 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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