IWAKI PUMPS AMP 40, Инструкция по эксплуатации

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Model
Thickness of mouth ring
Before use
AMP40-1
AMP50-1
Wear limit
8 mm 6 mm
9 mm 7 mm
Maintenance
■ Wear limits of bearing and spindle
Model
Bearing inner diameter Spindle outer diameter
Before use Wear limit Before use Wear limit
AMP40-1, AMP50-1 26 27 26 25
1. The values on the table shows wear limit at each part.
2. If the clearance between the inner diameter of the bearing and the outer diameter of the spindle exceeds
1 mm, either the bearing or spindle, whichever has greater wear, should be replaced regardless of the
wear limit.
Carbon bearing (CF) type: Normally the carbon bearing will be replaced first.
SiC bearing (KK) type
: Replace the bearing and spindle at the same time.
3. Sliding parts may suffer initial wear in an initial operation phase but this is not abnormal.
■ Wear limit of mouth ring
The step between the surfaces of the mouth ring and the impeller is 2 mm before use. When the step
becomes 0 mm, replace the mouth ring.
Before use
2mm
Impeller
Mouth ring