6.0 Maintenance
6.1.Authorized Maintenance
The HPM 4/6 Power Supply/Display does not require maintenance other than routine battery replacement and calibration.
Note: A low battery will be indicated by “LOBAT” appearing in lower left corner of LCD display.
In the unlikely event that the HPM4/6 fails or is damaged, only qualified Teledyne Hastings personnel should attempt repair. If the HPM4/6 should require service, the unit may be returned by first obtaining an RMA (Return Material Authorization) number from our Customer Service Department at
Refer to Section 7 last page.
Instrument repair should only be performed by Teledyne Hastings service technicians.
Contact with harsh solvents and chemicals to any plastic parts of the HPM 4/6 Vacuum Gauge can damage the unit and may void the warranty.
Manual: | Page 11 of 12 |