Owner's manual

b75nmdl2sm-rev0713 Model B75 Non-Metallic Design Level 2 Page 20

2/07 Model B75 Non-Metallic Design Level 2 Page 17

Air Distribution Valve Assembly Drawing

B75 Design Level 2

1-J

1-D

1-F

1-G

1-H

1-G

1-E

1-C

1-A

1-B

1-C

1-E

1-G

1-H

MAIN AIR VALVE ASSEMBLY PARTS LIST

ITEM PART NUMBER DESCRIPTION QTY

1 031-140-000 Main Air Valve Assembly 1

1-A 031-139-000 Spool Assembly 1

1-B 095-094-551 Body, Air Valve 1

1-C 132-029-552 Bumper 2

1-D 165-096-551 Cap, Muffler 1

1-E 165-115-552 Cap, End 2

1-F 530-028-550 Muffler 1

1-G 560-020-360 O-Ring 8

1-H 675-044-115 Ring, Retaining 2

1-J 710-015-115 Screw, Self-tapping 4

For pumps equipped with PTFE Coated Hardware

1 031-140-002 Air Valve Assembly 1

(Includes all items used on 031-140-000 except:)

1-J 710-015-308 Screw Self tapping 4

1-H 675-044-308 Ring, Retaining 2

For pumps equipped with PTFE coated hardware option:

1 031-141-000 Air Valve Assembly 1

(Includes all items used on 031-140-000 minus

items 1-D, 1-F & 1-J)

or pumps with alternate Mesh or Sound Dampening mufflers

or piped exhaust:

1 031-041-002 Air Valve Assembly 1

(Includes all items used on 031-141-000 except:)

1-H 675-044-308 Ring, Retaining 2

NOTE: CHECK GAP AFTER ASSEMBLY

TO INSURE COMPLETE

INSTALLATION OF RETAINING RING