AC Fire Pump Series 1580 Manual de instruções - Página 5

Procurar online ou descarregar pdf Manual de instruções para Bomba de água AC Fire Pump Series 1580. AC Fire Pump Series 1580 8 páginas. In-line mounted centrifugal fire pumps

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PRIMING AND STARTING

CAUTION: Seal Damage Hazard

Do not run pump dry, seal damage may occur. Failure

to follow these instructions could result in property damage

and/or moderate personal injury.

Before starting the pump, the pump body must be full of

liquid. Manual priming may be required if the system does not

automatically fill the pump body with liquid. Vent plugs are

provided on the pump body to vent the air. While venting the

CROSS SECTION OF SERIES 1580 INLINE MOUNTED CENTRIFUGAL FIRE PUMP

Gland Bolt

Packing Rings

Lantern Ring

Drip Drain

Cover Plate

NOTE: On 6x6x9

and 6x6x11 there will be volute and stuff

box wear rings.

Shaft

Bracket

Volute Gasket

Impeller

Lock Washer

air from the pump body, the pump shaft should be rotated a

few times by hand.

The pump should be started with the discharge valve closed

and the suction valve fully open. After the pump is up to oper-

ating speed the discharge valve should be opened slowly.

IMPORTANT: The pump should never be operated with the

suction valve closed or throttled. This could result in cavita-

tion. Cavitation will cause the pump performance to fall-off

and also, overtime, can cause impeller and/or casing damage.

FIGURE 5

Slinger

Packing Gland

Cover Plate

Cap Screw

Impeller Cap Screw

Volute

Shaft Sleeve

Flush Line

Impeller Key

Volute Cap

Screw

Impeller

Washer

Impeller