Tab 7-1 GAV - usual values of oil leakage flow at 25°C
Engine type Oil leakage flow in 15 minutes
X40DF 0.4 to 3 ml
X52DF (and RT-flex50DF) 1 to 8 ml
X62DF 3 to 15 ml
X72DF 3 to 15 ml
X82DF 5 to 30 ml
X92DF 5 to 30 ml
NOTE: Related to the temperature of the GAV the oil leakage flow changes.
6 If the oil leakage flow is more than the given range, do as follows:
6.1 Check the O-rings of the GAV for unwanted material or for damage.
6.2 If necessary, clean or replace the O-rings.
6.3 Check the spindle of the GAV for damage.
6.4 If necessary, replace the GAV.
7 If the oil leakage flow is less than the given range, do as follows:
7.1 Check the spindle of the GAV for unwanted material or for damage.
7.2 If necessary, clean the spindle.
7.3 If necessary, replace the GAV.
8 Do Step 1 to Step 7 again for the other gas admission valves.
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X72DF
AA00-2140-00AAA-363A-A
Maintenance Manual Gas admission valve - do a check of the oil leakage flow
Winterthur Gas & Diesel Ltd.
- 204 - Issue 002 2020-10
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