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10.4 Oil
10.4.1 Oil quality, gearbox or shaft seal housing
The gear oil designation for mixers, SMD and SMG, is according
to ISO VG 68. The gear oil designation for flowmakers, SFG, is
according to ISO VG 220.
10.4.2 Oil quantity
SMD, SMG and SFG models do not have oil in the
motor compartment.
Gearbox or shaft seal housing
Type
SMD.13-23.xx
SMD.30-47.xx
SMG.12-55.xx
SMG.75-160.xx
SMG.220.xx
SFG.xx.51.xx
SFG.xx.71-91.xx
SFG.xx.102.xx
10.5 Oil change
Proceed as follows:
1. Place the mixer or flowmaker in a horizontal position on
supports, and place a pan underneath to collect oil.
CAUTION
Pressurised system
Minor or moderate personal injury
- As pressure may have built up in the oil chamber,
do not remove the oil level screw until the pressure
has been fully relieved.
2. Remove the screw (2, fig. 39).
3. Remove the oil drain screw (1), and allow the oil to drain from
the chamber into a glass. Leave the oil in the glass for approx.
10 minutes, and check if it contains water. If the oil contains
water, replace the shaft seal.
Dispose of used oil in accordance with local
regulations.
4. Clean and refit the oil drain screw (1).
5. Fill oil into the oil chamber through the filling hole (2). The
quantity of oil appears from section
quality from section
10.4.1 Oil quality, gearbox or shaft seal
housing.
6. Refit the screw (2).
26
[fluid oz. (l)]
4.4 (0.13)
8.8 (0.26)
40.6 (1.2)
84.5 (2.5)
135 (4.0)
44.0 (1.3)
108.2 (3.2)
155.5 (4.6)
10.4.2 Oil quantity
and the
Fig. 39 Position of oil drain and oil filling screws on SMG and
SFG
2
Fig. 40 Position of oil drain and oil filling screws on SMD
2
1
3
1
3
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