PM3/PM6 LEGACY™ Express PID Controller • 2 •
Warranty
The PM3/PM6 LEGACY™ Express Controller is manufactured by ISO 9001 registered processes
and is backed by a three year warranty to the first purchaser for use, providing that the units
have not been misapplied. Watlow's obligations hereunder, at Watlow's option, are limited to
replacement, repair or refund of purchase price, and parts which upon examination prove to be
defective within the warranty period specified. This warranty does not apply to damage resulting
from transportation, alteration, misuse or abuse. The purchaser must use Watlow parts to main-
tain all listed ratings.
Technical Assistance
If you encounter a problem with your Watlow® controller, review your configuration information
to verify that your selections are consistent with your application: inputs, outputs, alarms, limits,
etc. If the problem persists, you can get technical assistance from your local Watlow representa-
tive, by e-mailing your questions to [email protected] or by d1 (507) 494-5656
between 7 AM and 5 PM. Central Time USA & Canada. Ask for an
Applications Engineer. Please have the complete model number available when calling. Please
have the following information available when calling:
• Complete model number
• All configuration information
• User's Guide
• Factory Page
Copyrights
The PM3/PM6 LEGACY™ Express PID Controller User Guide is copyrighted by Watlow Electric,
Inc., © April 2020 with all rights reserved.
Return Material Authorization (RMA)
1. If you are an End User, and this PM is installed in an OEM System, please contact the OEM
to get the PM repaired. If you are an OEM or Watlow Distributor, please go to www.watlow.com/
rma to start the RMA process. Watlow Customer Service will then respond back with the RMA
number via an email.
2. A Return Merchandise Authorization Number (RMA) from the Customer Service Department
is required when returning any product for credit, repair or evaluation. Make sure the Return
Merchandise Authorization number is on the outside of the carton and on all paperwork returned.
Ship on a Freight Prepaid basis.
3. After we receive your return, we will examine it and try to verify the reason for returning it.
4. In cases of manufacturing defect, we will enter a repair order, replacement order or issue cred-
it for material returned. In cases of customer misuse, we will provide repair costs and request a
pur-chase order to proceed with the repair work.
5. To return products that are not defective, goods must be in new condition, in the original
boxes and they must be returned within 120 days of receipt. A 20 percent restocking charge is
applied for all returned stock controls and accessories.
6. If the unit cannot be repaired, you will receive a letter of explanation and be given the option
to have the unit returned to you at your expense or to have us scrap the unit.
7. Watlow reserves the right to charge for no trouble found (NTF) returns.