Aalborg SMV Series - Manual (Page 13)

5.2 Troubleshooting Guide
For best results it is recommended that instruments are returned to the fac-
tory for servicing. See section 1.3 for return procedures.
5.3 Technical Assistance
Aalborg ® Instruments will provide technical assistance over the phone to qual-
ified repair personnel. Please call our Technical Assistance at 800-866-3837.
Please have your Serial Number and Model Number ready when you call.
9
INDICATION LIKELY REASON REMEDY
no response to
"speed" and "direction"
control signals
inadequate gas
pressure apply appropriate gas
pressure
cable or connector
malfunction check cables and all
connections or replace
valve out of adjustment return to factory for
repair / replacement
valve does not work in
OPEN position
incorrect valve
adjustment return to factory for
repair / replacement
pc board defect return to factory for
repair / replacement
cable or connectors
malfunction check cable and
connectors or replace
valve does not work in
CLOSE position
incorrect valve
adjustment return to factory for
repair / replacement
pc board defect return to factory for
repair / replacement
cable or connectors
malfunction check cable and
connectors or replace