Zenair CH2000 - Engine Oil Temperature Indicator; Fuel Quantity Indicator

ZENAIR CH2000 SERVICE MANUAL
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 ENGINE OIL TEMPERATURE INDICATOR
GENERAL
The oil temperature indicator is mounted in the instrument cluster on the instrument panel. This
instrument will provide a temperature indication of the engine oil in degrees Fahrenheit. The
instrument has a temperature sender located on the engine accessory section.
TROUBLESHOOTING See following table:
ENGINE OIL TEMPERATURE INDICATORS
Trouble
Cause
Remedy
Instrument fails to show any
reading.
Broken or damaged capillary.
Wiring open.
Check engine unit and wiring
to instrument.
Excessive scale error.
Improper calibration
adjustment.
Repair or replace.
Pointer fails to move as engine
is warmed up.
Broken or damaged capillary
or open wiring.
Check engine unit and wiring.
Dull or discolored luminous
marking.
Age.
Replace instrument.
 FUEL QUANTITY INDICATOR
GENERAL
The fuel quantity gauge(s) used on the CH2000 is(are) mounted in the cluster on the instrument
panel. These instruments are calibrated in fractional divisions of one fourth, one half, three
fourths and full. A transmitter unit is installed in each fuel tank. This unit contains a resistance
strip and a movable control arm. The position of this arm is controlled by a float in the fuel tank
and this position is transmitted electrically to the indicator gauge to show the amount of fuel in
the tank.
TROUBLESHOOTING See following table:
FUEL QUANTITY INDICATORS
Trouble
Cause
Remedy
Fuel gauge fails to indicate.
Broken wiring.
Gauge not operating.
Float partially or completely
filled with fuel.
Circuit breaker out.
Float touching tank
Check and repair.
Replace.
Replace float.
Reset and check.
Bend float arm
Fuel gauge indicates full when
tanks are not full.
Incomplete ground.
Check ground connections at
fuel transmitter.
9.6 Nov 02