Replacement Parts List

ManualsBrandsMcdonnell & Miller ManualsHeating Supplies21-12, Gasket for 21

31

Boiler Control Replacement Parts

McDonnell & Miller

B

OILER

C

ONTROLS

Series 21

Make-Up Water Feeders

Water Feeders – Make-Up

Series 21

Components

Item Part Model Weight

Number Number Number Description lbs. (kg)

1 311200 21-30 Float 1.7 (.77)

(includes item 2)

2 335400 847-26 Gasket 0.1 (.05)

3 311100 21-27 Gasket 0.1 (.05)

4 310800 21-12 Gasket 0.1 (.05)

5 339500 SA21-6 Valve assembly 3.0 (1.4)

(includes items 2, 3, 4 & 6)

6 312900 37-28 Gasket 0.1 (.05)

7 342300 SA51-9R Strainer assembly 3.0 (1.4)

8 339700 SA21-38R Strainer basket 1.0 (0.5)

(includes item 9)

9 324435 37-101 Tetraseal O-ring 0.1 (.05)

10 311400 21-109 Connector 0.1 (.05)

11 310600 21-3 Bracket 2.5 (1.1)

1

11

2

10

3

4

6

9

8

5

7

Summary of content (1 pages)