HYDRO GUARD LongNeck Standard HG-31, Руководство пользователя

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Page 14 of 24
Technical Section
Disassembly of the Hydro-Guard® HG-31 LongNeck™ Unit
Although the Hydro-Guard® Unit was delivered completely assembled, it may be
necessary or desirable to disassemble portions of the Unit, or the Unit in its entirety, in
order to allow for required service and maintenance. If disassembly is necessary, please
follow the directions below. Always close the curb stop before working on the unit
making sure the supply line is shut off and secured.
A. HG-31 Standard Battery Replacement Instructions
1. Shut off water supply to unit.
2. Use HG-A2023 Security Tool to unlock and remove protective Exterior Housing Cover.
3. Unscrew protective cap from gray Programming Interface, which is located at top
of unit.
4. Extract battery harness and remove old battery (dispose of battery appropriately).
5. Connect fresh industrial grade 9-volt lithium or alkaline battery and reinsert it with
harness into Programmer.
6. Screw protective cap back into place and hand tighten securely.
7. Use Handheld Controller to reset all programs and assure flushing sequence is
correct prior to returning the HG-31 Unit to service.
8. Reinstall Exterior Housing Cover and restore water supply to unit.