Graco A Series Repair Manual page 7

8. Remove throat packings and glands from cylinder.
Discard throat packings and glands.
Not
used on
16X414,
16X418
ti7573c
Assembling the Pump
1. Soak all leather packings in SAE 30W oil for 1 hour
minimum prior to assembly. Stack male gland (204)
on piston rod. Alternately stack UHMWPE (208) and
leather (218) packings (note orientation) on piston
rod. Install female gland (217). Install piston wiper
(216) (note orientation) and backup washer (229) on
piston valve, threads are good for four repackings.
Use thread sealant on piston valve threads after
four repackings.
Not
used on
16X414,
16X418
218
ti7574e
332922D
210
229
216
217
204 208
2. Install ball (206) in piston rod. If thread sealant is
applied to piston valve threads, make sure that none
gets on ball.
206
ti7575c
3. Tighten piston valve to piston rod as specified:
Models
16X414, 16X418
16X419, 16X420, 16X421,
16Y602, 16Y599,17N693,
17R044
16X426, 16X427, 17N694,
17R042
ti7576c
Service
Torque
27 ± 3 ft-lb.
(36.1 ± 4.1 N•m)
55 ± 3 ft-lb.
(74.6 ± 4.1 N•m)
100 ± 5 ft-lb.
(136 ± 7 N•m)
7