Bio-Rad Model 491 Prep Cell and Mini Prep Cell - Manual (Page 3)

Note
To ensure the best performance from the Model 491 prep cell, become fully acquanted with these operating
instructions before using the cell to transfer samples. Bio-Rad recommends that you first read these instructions
carefully. Then assemble and disassemble the cell completely without transferring sample. After these prelimi-
nary steps, you should be ready to transfer a sample.
Bio-Rad also recommends that all Model 491 prep cell components and accessories be cleaned with a suitable
laboratory cleaner (such as Bio-Rad cleaning concentrate, catalog number 161-0722) and rinsed thoroughly
with distilled water, before use.
Model
Catalog No.
Date of Delivery
Serial No.
Invoice No.
Purchase Order No.
Warranty
Bio-Rad Laboratories’ Model 491 prep cell is war ranted against defects in ma terials and workmanship for 1
year from date of purchase. If any defects oc cur in the in strument during this warranty period, Bio-Rad
Laboratories will re pair or replace the defective parts free of charge. The following defects, how ever, are
specifically ex cluded.
1. Damage caused by improper operation, accident, or misuse.
2. Repair or modification done by anyone other than Bio-Rad Laboratories.
3. Use of fittings or other parts supplied by anyone other than Bio-Rad Laboratories.
Note: This warranty does not apply to platinum wire electrodes.
For any inquiry or request for repair service, contact Bio-Rad Laboratories after confirming the model and
serial number of your instrument.