Graco 287834 Septic System User Manual


 
Service
311485J 5
8. Separate coupling (125) and remove.
9. Using a hammer, loosen jam nut (122). Unscrew
pump (36) from power head.
10. Remove pump (36).
Ball Adjustment
1. Using a hammer, loosen and remove intake valve
(213).
2. Disassemble and clean all parts and o-rings (207).
3. Select proper ball travel for material sprayed. Reas-
semble as shown.
ti7814b
125
ti7782b
122
36
ti7804b
36
ti7875b
213
ti7879b
215
212
207
213
214
209
Shortest Ball Travel
Longest Ball Travel
(for light material)
(for heavy material)
ti7881a
ti7874a