Whisper 500 Battery Charging Manual
Document #0023 Rev C
SOUTHWEST WINDPOWER
April 2006
37
TABLE: SYMPTOMS OF ELECTRICAL PROBLEMS
1. Propeller turns slowly even in
strong wind, but will not start
2. Propeller runs too fast, may
whistle, no output, no unusual
mechanical noise
3. Propeller runs too fast, may
whistle, no unusual mechanical
noise
4. Propeller runs too fast, may
whistle, output less than 50% for
wind speed , growling ,buzzing or
vibration felt by hand or mast
5. Propeller runs too slowly , output
low, no unusual mechanical noise
a. WIND switch is OFF (brake on)
b. Battery is dead (voltage less than
(1/2 nominal)
c. Incorrect generator wiring
d. Short circuit in wiring from
generator to Whisper Controller (in
tower)
e. Shorted diode in Whisper Controller
f. Short circuit in brush card or slip
ring assembly
g. Short in generator
a. Load disconnected
b. Two or three wires open between
generator and Whisper Controller.
c. Whisper Controller diodes open or
wire is disconnected at diode
terminal
a. Battery voltage over 50% high
b. Incorrect generator connection
a. Disconnected wire between the
generator and the Whisper
Controller
b. One open or disconnected diode
c. One slip ring or brush not making
good connection.
d. Incorrect generator wiring
a. Battery voltage low, or a dead
battery.
b. Incorrect generator wiring
i. Turn WIND switch ON
i. Charge batteries with external
generator
i. Rewire to match battery voltage
i. See Installation Step #15
i. See
“TEST FIXTURE” / “WIND
GENERATOR SYSTEM”
i. See
“BRUSHES AND BRUSH
HOLDERS”
i. Rewind
i. Check battery fuse and all
connections.
i. See
“TEST FIXTURE”
i. See
“TEST FIXTURE”
i. Battery too small
ii. Battery out of water
iii. Bad, corroded battery
connections
iv. Battery worn out
i. Rewire
i. See
“TEST FIXTURE”
i. See
“TEST FIXTURE”
i. See
“BRUSHES AND BRUSH
HOLDERS”
i. See
“WIND GENEREATOR
ELECTRICAL CONNECTIONS”
i. Disconnect loads and let battery
charge.
i. See
“WIND GENEREATOR
ELECTRICAL CONNECTIONS”
Symptom
Possible Cause
Correction
