Nav station switches

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(return to Systems Description "12-v DC")


Bilge pump 3-way toggle switch -
POSITION ACTION
UP automatic: starts when a certain level is reached, stops when lower level reached
CENTER off: pump never runs
DOWN manual: pump runs whether or not there's water to pump
  • Notes (above):
    • Do not let bilge pump run "dry"; when in DOWN position, turn switch to CENTER or UP when higher-pitch sound from pump indicates all water is pumped out.
    • Pump is NOT fused in Nav Station switch panel; fuse is inline, bundled in Battery 1 wiring, in battery compartment behind nav table seat, AGC 15-amp.


Upper horizontal row of 6 toggle switches (up is ON)
SWITCH AMPS CAPTION OBSERVED FUNCTION
1 __-A MAIN powers (12-V) upper 2-6, lower 1-6 switches
2 __-A NAVIG LIGHTS believe lights these that Ted fixed (Aug-Sep07)
3 __-A STEAMING LIGHT blows #3 CB after drawing > 50-A
4 __-A CABIN LIGHTS not observed (Sep07)
5 __-A PRESSURE WATER shows c. 5-A when pump runs
6 __-A BLOWER (blower probably disconnected (Sep07))


Lower horizontal row of 6 switches (up is ON)
SWITCH AMPS CAPTION OBSERVED FUNCTION
1 __-A SUMP PUMP unknown
2 __-A FORE DECK ILLUM blows CB (Sep07)
3 __-A NAVIG INSTR no observed change
4 __-A MASTHEAD LIGHT shows approx 2-amp, don't know what light goes on
5 __-A RADIO activates fixed VHF power
6 __-A ACCESSORY probably works, but passageway socket disconnected?)


Vertical column of 7 switches (right is ON)
SWITCH AMPS CAPTION OBSERVED FUNCTION
1 __-A no caption not wired up
2 __-A Auto Pilot unknown
3 __-A REFRIGERATION unknown
4 __-A STROBE unknown
5 __-A ANCHOR unknown?
6 __-A PHONE unknown? (note: there's a "phone" shore conn.)
7 __-A RADAR activates RADAR power (approx 3-amp warm-up)
8 __-A NAV/COM (Thom's note says "no switch"??)

Right-hand sub-panel (NAV instruments):

   (no info available yet (Sep07))