PS Engineering
PMA450B Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0600
Page 4-1
Rev. 5, August 2020
Section IV – Warranty and Service
Warranty
NOTE: The PMA450B-Series requires specialized knowledge equipment and tools for an effective installa-
tion. An appropriately rated Certified Aircraft Repair Station must install this equipment in accordance with
applicable regulations. PS Engineering, Incorporated warranty is not valid unless the equipment is installed
by an authorized PS Engineering, Incorporated dealer or a harness is built by an authorized dealer. Failure to
follow any of the installation instructions, or installation by a non-certified individual or agency will void the
warranty, and may result in an unairworthy installation.
PS Engineering, Inc. warrants this product to be free from defect in material and workmanship for a period
of two (2) years from the date of sale. During the first
twelve (12) months
of the two-year warranty period,
PS Engineering, Inc., at its option, will send a replacement unit at our expense if the unit should be determined
to be defective after consultation with a factory technician. For the remaining
twelve (12) months
of the two-
year warranty period, PS Engineering, Inc., at its option, will send a similar replacement unit at the customers’
expense if the unit should be determined to be defective after consultation with an authorized PS Engineering
dealer.
All transportation charges for returning the defective units are the responsibility of the purchaser. All domes-
tic transportation charges for returning the exchange or repaired unit to the purchaser will be borne by PS
Engineering, Inc. The risk of loss or damage to the product is borne by the party making the shipment, unless
the purchaser requests a specific method of shipment. In this case, the purchaser assumes the risk of loss.
This warranty is not transferable. Any implied warranties expire at the expiration date of this warranty. PS
Engineering SHALL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. This
warranty does not cover a defect that has resulted from improper handling, storage or preservation, or unrea-
sonable use or maintenance as determined by us. This warranty is void if there is any attempt to disassemble
this product without factory authorization. This warranty gives you specific legal rights, and you may also
have other rights, which may vary from state to state. Some states do not allow the exclusion of limitation of
incidental or consequential damages, so the above limitation or exclusions may not apply to you.
All items repaired or replaced under this warranty are warranted for the remainder of the original warranty
period. PS Engineering, Inc. reserves the rights to make modifications or improvements to the product with-
out obligation to perform like modifications or improvements to previously manufactured products.
Factory Service
The units are covered by a two-year limited warranty. See warranty information. Call PS Engineering, Inc.
at (865) 988-9800 before you return any unit. This will allow the service technician to provide any other
suggestions for identifying the problem and recommend possible solutions.
After discussing the problem with the technician and you obtain a Return Authorization Number, ship product
to:
PS Engineering, Inc.
Attn: Service Department
9800 Martel Rd
Lenoir City, TN 37772
(865) 988-9800 FAX (865) 988-6619
Email: [email protected]
Units that arrive without an RMA number, or telephone number for a responsible contact, will be
returned un-repaired. PS Engineering is not responsible for items sent via US Mail.
