Casting cut-off line switch level ruler, Cut here – Xylem MM 235E Replacement Snap Switch Assembly SWA 150S 150S MD 158S 159S User Manual

Page 5

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background image

5

PUMP #1

OFF

PUMP #1

ON

3

/

4

"

DIFFERENTIAL

(19mm)

PUMP #2 ON
AT CAST LINE

PUMP #2

ON

PUMP #2

OFF

7

/

8

"

DIFFERENTIAL

(22mm)

PUMP #1

OFF

PUMP #2

ON

PUMP #2 ON
AT CAST LINE

NORMAL BOILER

WATER LINE

1

3

/

8

"

DIFFERENTIAL

(35mm)

150 psi (10.5 kg/cm

2

) Levels

Approximate

Distance Above

Cast Line

Differential

Setting

In. (mm)

In. (mm)

Pump #1 Off

15

/

16

(24)

5

/

16

(8)

Pump #1 On

5

/

8

(16)

Pump #2 Off

5

/

8

(16)

3

/

8

(16)

Pump #2 On

1

/

4

(6.4)

Pump #1 Off

1

3

/

8

(41)

3

/

4

(19)

Pump #1 On

5

/

8

(16)

Pump #2 Off

7

/

8

(22)

7

/

8

(22)

Pump #2 On

0

(0)

Model 159S

0 psi

(0 kg/

cm

2

)

150 psi

(10.5 kg/

cm

2

)

Pressure

Settings and Differential Pressures (continued)

2"

(50.8mm)

1"

(25.4mm)

1"

(25.4mm)

3"

(76.2mm)

Casting
Cut-Off
Line

Switch Level Ruler

Cut to actual size and attach
to piece of cardboard.

TOP

CUT HERE

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