Graco D200 Instructions-Parts List Manual page 18

Repair
Disassemble Ram Piston
1. Complete steps 1-4 from Disassemble Piston Rod
Seal and Bearing to remove the end cap from the
piston rod.
NOTICE
Do not tilt the piston rod to one side when removing it
from the base or when installing it. Such movement
can damage the piston or inside surface of the base
cylinder.
2. Carefully lay piston (2e) and rod (2n) down so piston
rod will not be bent. Remove nut (2f), washer (2g),
piston (2e), outer o-ring (2c), and inner o-ring (2h).
3. Inspect parts for wear or damage. Replace as nec-
essary.
2c
2h
F . 16: 3 in. Ram Piston
IG
18
Assemble Ram Piston
1. Install new o-rings (2h, 2c) and lubricate piston (2e)
2. Apply medium strength thread sealant. Install piston
3. Carefully insert piston (2e) into cylinder and push
4. Slide spring (2m) and end cap (2a) onto piston rod
5. Install retaining ring (3), tie bar (4), washers (5), and
2n
2e
2g
2f
TI10521A
and o-rings.
(2e), washer (2g), and nut (2f) on piston rod (2n).
piston rod (2n) straight down into cylinder.
(2n).
nuts (6).
3A0233B