Ram Assembly Service
309028ZAT
45
Ram Assembly Service
Piston Rod Seal Service
1. Relieve the air pressure. Follow the
2. Remove the four nuts and lockwashers holding the
tie bar to the rods. Remove the tie bar.
3. Remove the guide sleeve retaining ring by gripping
the ring tab with a pair of pliers and rotating the ring
out of its groove.
4. Remove the guide sleeve by sliding it off of the rod.
Four 1/4 in. -20 holes are provided to ease removal
of the guide sleeve.
5. Inspect the parts for wear or damage. Replace as
necessary.
6. Install new O-rings and seal guard. Lubricate the
packings with O-ring lubricant.
7. Slide the guide sleeve onto the rod and push it into
the cylinder. Replace the retaining ring by feeding it
around the guide sleeve groove.
8. Reinstall the tie bar using the nuts and lockwashers.
Torque to 40 ft-lb (54 N•m).
Do not use pressurized air to remove the guide sleeve
or piston. Failure to follow this instruction may result
in personal injury.
F
IG
. 24
7056A
Ring, Seal Guard
Sleeve
Ring
O-ring
O-ring
Refer to Repair Kit 918110.
Summary of Contents for 309028ZAT
Page 14: ...Component Identification 14 309028ZAT FIG 5 Pneumatic Logic Panel Interior AJ AK AL ...
Page 41: ...Junction Box Panel Service 309028ZAT 41 FIG 20 T10196 Pressure Switch Solenoid Valve ...
Page 75: ...Parts 309028ZAT 75 Follower Plate Assembly 241891 and 243510 FIG 32 ...
Page 77: ...Parts 309028ZAT 77 PLC Pneumatic Logic Panel FIG 33 915 909 905 915 910 917 906 ...
Page 78: ...Parts 78 309028ZAT FIG 34 945a 955 939a 912b 912a 914a 954a 909a 953a 901b 902b ...
Page 80: ...Parts 80 309028ZAT PLC Interface Accessory Kit 241838 and 24V775 FIG 35 ...
Page 82: ...Parts 82 309028ZAT Junction Box Panel 195320 and 119773 FIG 36 ...
Page 88: ...Parts 88 309028ZAT Elevator Assembly 241902 FIG 39 Ref Ref Ref ...
