Alfa Laval AFPX 617XGV-14/74CG, Instruction Manual

Page: 128 / 154

3.7 Major Service (MS), assembly 3 Dismantling/Assembly
128
13. Clean the worm wheel shaft and the inner
surface of the worm wheel nave thoroughly
with a clean cloth. Then oil the surfaces. The
oil must be of the same quality as used in the
worm gear housing.
Carefully push the worm wheel as far as
possible onto the shaft.
14. Clean the inner surface of the clamping
element and oil it. The oil must be of the
same quality as is used in the gear housing.
Slip the clamping element onto the worm
wheel. The tightening is described later in this
assembly instruction.
15. Mount the heated ball bearing onto the free
end of the worm wheel shaft. If necessary,
apply the mounting tool and hit a few blows
on the bearing to get it in the correct position.
16. Fit gaskets (A) onto the cooling coil tubes and
place the cooling coil in the worm gear
housing.
NOTE
Hitting with heavy strokes can damage the
inner bearing on the worm wheel shaft.
G
0
57
18
2
1
G
0
21
38
1
1
G
0
48
56
1
1
G
0
79
80
21