Pro 501st Airless Paint Sprayer - Graco Inc.

Parts – Displacement Pump
Model 236–787, Series A
Includes items 101–127
123
Ref.
No. Part No. Description Qty.
101 187–611 MANIFOLD, pump 1
102 176–758 PACKING NUT 1
103* 176–757 GLAND, female, throat 1
104* 176–997 V-PACKING, plastic, throat 3
105* 176–755 V-PACKING, leather, throat 2
106* 176–754 GLAND, male, throat 1
107 187–613 DISPLACEMENT ROD 1
108 224–808 PISTON VALVE 1
109* 105–444 BALL, 5/16”, piston 1
110 176–751 NUT, hex, 1/2–20 unf-2b 1
111* 176–750 GLAND, male, piston 1
112* 176–882 V-PACKING, plastic, piston 3
113* 176–749 V-PACKING, leather, piston 2
114* 180–073 GLAND, female, piston 1
115 187–634 CYLINDER, pump 1
116* 108–526 PACKING o-ring, PTFE 1
117 187–614 NUT, jam, 1–3/8-18 unef-2b 1
118 224–966 INLET VALVE 1
119* 111–603 PACKING, o-ring, PTFE
1
120 176–760 GUIDE, ball 1
121* 105–445 BALL, 1/2”, inlet 1
122* 176–759 PIN, ball stop 1
123 180–656 PLUG 1
124* 102–969 SEALANT (not shown) 1
125 105–522 PACKING, u-cup, polyurethane 1
126 180–161 WASHER, backup, steel 1
127 188–663 LABEL, Warning 1
* Included in Repair Kit 235–703. Keep a repair kit on hand to
reduce down time.
102
*103
*104
127
101
117
*116
115
105*
106*
*113
*122
*119
107
109*
110
111
112*
114*
108
120
121*
Extra warning labels available free of charge.
118
Manual Change Summary
01069A
This manual was revised to include the changes from PCN D.