ITT Flygt 5150.350, Инструкция по установке, эксплуатации и обслуживанию

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Figure 18: With a cooling jacket Figure 19: Without a cooling jacket
2. Replace the O-rings.
3. Tighten the coolant plugs.
Tightening torque: 44 Nm (33 ft-lbs)
Replace the hydraulic parts
Replace the impeller
Required tools:
• Chain
• 17 mm hexagon bit adapter with an extension of at least a 100 mm (4 in.)
WARNING:
• If you fail with the impeller installation, you must redo the installation procedure from the beginning.
• A worn impeller and/or pump housing can have very sharp edges. Wear protective gloves.
• When laying the pump on its side, do not allow the weight of the pump to rest on any portion of the
impeller. The impeller must not be allowed to make contact with the concrete floor or other hard and
rough surfaces.
Remove the impeller
1. Lock the impeller:
a) Place the pump in a horizontal position.
Do not remove the round sling.
b) Thread a chain through the impeller and pump housing outlet.
c) Lock the chain so the impeller cannot rotate.
2. Remove the impeller from the shaft:
Maintenance (Continued)
Flygt 5150.350, 5150.360 Installation, Operation, and Maintenance Manual 31