Various brands OTDR repair

  • Internal optics
  • Battery
  • Others

Gas detector service

Replace sensors, pump, filter, etc. for Honeywell, U836 series 4-in-1 gas detectors.

Replace re-chargeable batteries.

Repair the battery connection

for 16NDD02030201, NetComm FTTC Installation, Assistant with G.Fast Test Kit

Various brands fibre testers repair

  • Internal optics
  • Battery
  • Others

Change VFL ceramic sleeve

The Visual Fault Locator (VFL) uses ceramic sleeve to achieve better alignment, with the penalty of the broken ceramic sleeve sometimes.

The following illustrates the step-by-step method to replace the broken ceramic sleeve.

How to avoid breaking the ceramic sleeve

During the travel, you may loose the metal tube to disconnect the battery.

Using turning & pushing method to plug in the connector, which will avoid break the ceramic sleeve.