Lotus Esprit Series, Руководство по ремонту

Страница: 362 / 362

AIR CONDITIONING
Page
Start engine and 'run' a t Set controls for cold, with fan at fast speed
Symptom Cause Remedy
a) Continuous bubbles System l o w on Check with leok detector.
present i n sight glass. charge.
Correct
i f
any, and
fill
system t o correct charge.
b) N o bubbles. Sight System i s either Feel high and low pressure pipes
clear. f u l l y charged or of compressor. High pressure
empty.
pipe should be warm, low
pipe should be cold.
c) N o appreciable
temperature
differential noted
a t compressor.
Temperature
differential noted
a t compressor.
System empty, or Switch 'off' engine. Re-charge
nearly empty.
system with refrigerant, and
check with leok detector.
Even though a
Check by disconnecting the
differential is compressor clutch connection
noted, there exists (at upper front) while observing
a possibility o f
the sight glass.
overcharge. A n
overcharge f i l l e d
system w i l l result
i n poor
Refrigerant i n sight System over- Verify performance checks.
glass remains clear for charged.
more than
45
before foaming and
settling away from
glass.
Refrigerant foams
settles away from sight
glass i n less than
45
secs.
System correctly Continue
out
system
charged. checks
as
given.
ESPRIT
12/78