Repair
333586D
53
Ram Supply Unit Repair
D200s 6.5 in. Ram Piston Rods
Always service both cylinders at the same time. When
you service the Lift Rod (AL) always install new o-rings
in the piston rod seal and Ram piston.
Disassemble Piston Rod Seal
1. Follow the
Pressure Relief Procedure
on page 37.
2. Turn off power to the ram:
a. If using an ambient Single Ram Supply System,
turn the red Disconnect Switch (AZ) OFF.
b. If using a heated Single Ram Supply System,
turn the red Disconnect Switch (AZ) OFF.
c. If using an ambient Tandem Ram Supply
System, turn the red Disconnect Switch (AZ)
OFF on the Ram Supply Unit that requires
repair only.
d. If using a heated Tandem Ram Supply System,
turn the red Disconnect Switch (AZ) OFF on the
Ram Supply Unit that requires repair only.
3. Remove the nuts (123) and lockwashers (122) hold
-
ing the tie bar (219) to the piston rods (132). See
parts illustration on page 59.
4. Remove nuts (303, 305) and washers (302, 304).
See parts illustration on page 65.
5. Lift tie bar (219) off of rods.
6. Remove retaining ring (136) by gripping the ring tab
with a pair of pliers and rotating the ring out of its
groove.
7. Remove snap ring (134) and rod wiper (133).
8. Remove guide sleeve (135) by sliding it off of rod
(132). Four 1/4 in -20 holes are provided to ease
removal of the guide sleeve.
9. Inspect parts for wear or damage.
Assemble Piston Rod Seal
1. Install new o-rings (137,142), rod wiper (133), and
snap ring (134). Lubricate packings with o-ring lubri
-
cant.
2. Slide guide sleeve (135) onto rod (132) and push it
into cylinder. Replace retaining ring (136) by feeding
it around the guide sleeve groove.
3. Reinstall tie bar (219) using nuts (123) and lock
-
washers (122). Torque to 40 ft-lb (54 N•m).
4. Reinstall washers (302, 304) and nuts (303, 305).
Disassemble Ram Piston
1. Follow the
Pressure Relief Procedure
on page 37.
2. Turn off power to the ram:
a. If using an ambient Single Ram Supply System,
turn the red Disconnect Switch (AZ) OFF.
b. If using a heated Single Ram Supply System,
turn the red Disconnect Switch (AZ) OFF.
To reduce the risk of serious injury whenever you are
instructed to relieve pressure always follow the
Pressure Relief Procedure
on page 37. Do not use
pressurized air to remove the guide sleeve or the
piston.
F
IG
. 51: 6.5 in. Piston Rod Seal
TI10784A
134
136
137
135
142
132
133
Содержание E-Flo iQ Dispense System
Страница 95: ...Wiring Diagrams 333586D 95 Wiring Diagrams ...
Страница 96: ...Wiring Diagrams 96 333586D ...
Страница 97: ...Wiring Diagrams 333586D 97 ...
Страница 98: ...Wiring Diagrams 98 333586D ...
Страница 99: ...Wiring Diagrams 333586D 99 ...