2. Measure the radial clearance using a feeler gauge (Figure 3.63). Nominal value: 0.06-0.18 mm.
Figure 3.63. Checking the radial clearance
3. Using a thin ruler and a feeler gauge, check the side clearance (Figure 3.64). Nominal value: 0.04-0.10 mm.
Figure 3-64. Checking the side clearance
4. Using a feeler gauge, check the gap between the outer rotor and the pump body (Figure 3.65). Nominal value: 0.04-0.10 mm, permissible value: 0.35 mm.
Figure 3.65. Checking the clearance between the outer rotor and the pump casing