TCS 700-30, Инструкция по установке, эксплуатации и обслуживанию

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Page 37
Inspection of Parts
1) Inspect the surfaces of rotors, bearing plates, meter housing and gear teeth for any damage or
wear.
2) Replace parts as needed.
GEAR WEAR
A) Meter has been run on air.
B) Meter has been operated at a higher
volume capacity than what is rated.
CHAMBER WEAR
A) Foreign debris, similar to sand or
sludge, has run through the meter.
B) Meter has been operated at a higher
capacity and has worn the bearings
out, allowing rotors to drop into the
chamber.
HYDRAULIC SHOCK
A) A valve downstream of the flow meter has abruptly shut off, creating hydraulic shock.
B) Flow meter potentially had large volume of free air flowing within the system, followed by fluid.
Hogged-Out
Keyway
Fractured
Bearing