Page 1306 - Foton Workshop Manual - Aumark (BJ1099)

41-26 HEATING AND AIR CONDITIONING - REFRIGERANT

• Steam in the system (condition: no cooling intermittently)

Symptom Possible Cause Diagnostics Action

Steam in the cooling
system is condensed •Fluid reservior is overly
During operation, the in the expansion valve saturated. •Replace the condenser.
pressure at the low end hole and the return •Steam is condensed in •Discharge the steam
is sometimes vacuum, pipe stops working from the expansion valve inside the return pipe.
and is normal in other time to time.When it hole and blocks the •Add some refrigerant.
times
is melted, it returns to flow of the refrigerant.
normal.
• Insufficient cooling (condition: ineffective cooling system)

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