Nilfisk-ALTO NEPTUNE 4 FA Operating Instructions Manual page 17

7.2.3 Checking the pump oil
quality
7.2.4 Changing the pump oil
7.2.5 Flame sensor
1)
Options / model variants
1)
Original instructions
1. Check colour of pump oil.
If the oil has a grey or white
shade, change the oil (see
chapter 7.2.4)
2. Top up cold pump with fresh
oil if necessary.
Oil type see chapter 9.4
Technical Data.
1. Unscrew the oil drain plug
(A) on the pump housing and
dispose of the old oil in ac-
cordance with the disposal
regulations.
2. Check the drain plug gasket
and screw in the plug again.
3. Fill with oil and close the oil
filler plug.
Oil grade and capacity see
chapter '9.4 Technical Data'.
1. Remove the sensor and
clean with a soft cloth.
2. Ensure that the sensor is
correctly seated when install-
ing again - the symbols must
face upwards.
NEPTUNE 4 FA
15