Manual 37137B
ESDR 4 - Current Differential Protection Relay
Packing a Control
Use the following materials when returning a complete control:
•
protective caps on any connectors
•
antistatic protective bags on all electronic modules
•
packing materials that will not damage the surface of the unit
•
at least 100 mm (4 inches) of tightly packed, industry-approved packing material
•
a packing carton with double walls
•
a strong tape around the outside of the carton for increased strength
Return Authorization Number RAN
When returning equipment to Woodward, please telephone and ask for the Customer Service Department in
Stuttgart [+49 (0) 711-789 54-0]. They will help expedite the processing of your order through our distributors or
local service facility. To expedite the repair process, contact Woodward in advance to obtain a Return Authoriza-
tion Number, and arrange for issue of a purchase order for the unit(s) to be repaired. No work can be started until
a purchase order is received.
NOTE
We highly recommend that you make arrangement in advance for return shipments. Contact a
Woodward customer service representative at +49 (0) 711-789 54-0 for instructions and for a Re-
turn Authorization Number.
Replacement Parts
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When ordering replacement parts for controls, include the following information:
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the part numbers P/N (XXXX-XXX) that is on the enclosure nameplate
•
the unit serial number S/N, which is also on the nameplate
© Woodward
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