Adjustment

LUBRICANT

Adjustment


LUBRICANT RETURN OPERATION

Adjust the lubricant quantity according to the test group shown below.

1. CHECK A/C SYSTEM

1.Check that A/C system operates normally. Refer to "Description & Inspection" Description & Inspection.
2.Check if there is a large amount of leakage of refrigerant or lubricant.

CAUTION:
Never perform the lubricant return operation if a large amount of leakage of lubricant is detected.
Is the inspection result normal?
YES- GO TO 2.
NO-1- Check for refrigerant leakage. Refer to "Inspection" Fluorescent Leak Detector.
NO-2- If using electrical leak detector (SST: J-41995). Refer to "Inspection" Electrical Leak Detector.

2. PERFORM LUBRICANT RETURN OPERATION

1.Start the engine, and run it as following.
-Engine speed: Idle - 1,200 rpm
-A/C switch: ON
-Fan (blower) speed: Maximum speed set
-Set temperature: Full cold
-Intake position: Recirculation (REC)
2.Perform lubricant return operation for approximately 10 minutes.
3.Stop the engine.
- GO TO 3.

3. REPAIR OR REPLACE MALFUNCTIONING PART

1.Repair or replace the malfunctioning part.
2.Perform the lubricant adjustment depending on the replaced part.
Except compressor -Refer to "Lubricant Adjusting Procedure for Components Replacement Except Compressor" Lubricant Adjusting Procedure For Components Replacement Except Compressor.
Compressor -Refer to "Lubricant Adjusting Procedure for Compressor Replacement" Lubricant Adjusting Procedure For Compressor Replacement.