User's Manual

GENUINE GRACO PARTS AND ACCESSORIES

Air Valve Seal Kits

Husky

1050 Diaphragm Pumps

406813C

Kits 24B769 and 24C983

Ref. Description Qty.

206 O-RINGS, end cap 2

208 U-CUPS, piston 2

209 SCREW

Kit 24B769: M3 (shorter - for metal pumps)

and #4 (longer - for plastic pumps)

Kit 24C983: M3

219 O-RING, for Kit 24B769 (used for DataTrak

models with runaway protection)

108 GASKET, air valve (not shown) 1

--- GREASE, lithium-based (not shown) 1

Ref. Description Qty.

See reverse for assembly directions.

209

208

ti14026b

Apply lithium-based grease.

U-cup lips must face piston.

206

DataTrak Models

with Runaway

Protection

air inlet side

All other models

206

1 2

housing

219

Apply lithium-based grease to

contact surface.

206

Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441

406813 Revision C - December 2012

PAGE 1
GENUINE GRACO PARTS AND ACCESSORIES Air Valve Seal Kits 406813C Husky® 1050 Diaphragm Pumps EN Kits 24B769 and 24C983 Ref. Description 206 208 209 Qty. O-RINGS, end cap 2 U-CUPS, piston 2 SCREW 2 Kit 24B769: M3 (shorter - for metal pumps) and #4 (longer - for plastic pumps) Kit 24C983: M3 Ref. Description Qty.
PAGE 2
Assembly NOTE: Apply lithium-based grease whenever instructed to grease. 1. Use all parts in the repair kits, as applicable to your pump. Clean other parts and inspect for damage. Replace as needed. 2. Grease the detent cam (204) and install into housing. 3. Grease the u-cups (208) and install on the piston with lips facing toward the center of the piston. 7. Grease and install the detent assembly (203) into the piston. Install the o-ring (214) on the cup (213).