-54-
BELFORT
INSTRUMENT
Proprietary Information
15.
With the DMM set to DC volts, measure across the DC output terV and -V. Confirm
that the DC voltage is of > or = +12v. If no DC voltage, turn off the AC supply at the breaker
and trace the wire connections against the power enclosure wiring diagram. Fix any wiring
errors.
16.
Turn on the AC supply and re-measure the voltage. If > or = +12v then adjust the voltage as
necessary for the supply that was replaced.
17.
Document the supply replacement on the FAA form 6030-1.
Figure 13
Power Supply and Surge Suppressor Mounting
(Note; The Altech power supply replaces the obsolete Sola Power Supply. Sola supplies
are still in older systems in the field.)
10.7 S
URGE SUPPRESSOR
R
EPLACEMENT
I
NSTRUCTIONS
SAFETY PRECAUTIONS
1. Do not perform outdoor Belfort AWOS maintenance tasks during a thunderstorm.
2. Use extreme caution when lowering the tilt-over tower whenever ice or snow has accumulated
on the tower cross arm or the sensors. The extra weight may cause the tower to fall over
rapidly.
Содержание AWOS
Страница 17: ... 14 BELFORT INSTRUMENT Proprietary Information Figure 2a Securing the Tower for Maintenance ...
Страница 49: ... 46 BELFORT INSTRUMENT Proprietary Information Figure 9 Temperature Humidity Sensor Removal ...
Страница 51: ... 48 BELFORT INSTRUMENT Proprietary Information Figure 10 Visibility Sensor Removal ...
Страница 60: ...BELFORT INSTRUMENT Proprietary Information Appendix A Belfort AWOS Maintenance Forms ...
Страница 66: ...BELFORT INSTRUMENT Proprietary Information This page intentionally left blank ...
Страница 71: ...BELFORT INSTRUMENT Proprietary Information Appendix B Belfort AWOS Tri Annual Annual 5 Year Maintenance Plan ...
Страница 74: ...BELFORT INSTRUMENT Proprietary Information Appendix C UHF Transceiver Specifications ...
Страница 76: ...BELFORT INSTRUMENT Proprietary Information Appendix D Standard Unicom Radio ICOM A110 VHF Radio Specifications ...
Страница 88: ...BELFORT INSTRUMENT Proprietary Information Appendix F DCP Site Configuration Procedure ...
Страница 93: ...BELFORT INSTRUMENT Proprietary Information Appendix G Belfort AWOS Atomic Clock Verification Procedure ...