Notes
6
INF12/113–EN Rev. C
| Navigator 550 | Low level dissolved oxygen wet-section | Spares replacement procedures
Page 1: ...t made easy 1 Introduction These procedures must be carried out by a trained technician Tools required Pozidrive screwdriver Slot head terminal screwdriver Anti static strap 2 For more information Fur...
Page 2: ...olvents ELECTRICAL Isolate all high voltage supplies to the transmitter before performing replacement procedures The wet section is vulnerable to electrostatic damage Wear an anti static strap or dism...
Page 3: ...the new small PCB housing seal C between the PCB cover B and PCB housing F a small amount of silicone sealant or grease can be used to help retain the seal in place 11 Refit the PCB cover B using the...
Page 4: ...art numbers Drain valve assembly AW502 056 Drain valve cable assembly AW502 085 Referring to Fig 4 6 1 Depress the manual override button A on the drain valve B to drain the wet section 2 Disconnect t...
Page 5: ...cable gland A at the wet section PCB housing B and disconnect the Modbus cable D from the terminal block connections C marked black red screen green and white 3 Withdraw the Modbus cable D from the PC...
Page 6: ...Notes 6 INF12 113 EN Rev C Navigator 550 Low level dissolved oxygen wet section Spares replacement procedures Notes...
Page 7: ...Notes Navigator 550 Low level dissolved oxygen wet section Spares replacement procedures INF12 113 EN Rev C 7 Notes...
Page 8: ...n this document and in the subject matter and illustrations contained therein Any reproduction disclosure to third parties or utilization of its contents in whole or in parts is forbidden without prio...
