Extruded spindle liners  adapt the lathe spindle bore to different sizes of bar stock. Extruded spindle liners are held in place with the LINER ADAPTER 2.50, an optional washer , and a “nesting” liner . This procedure tells you how to install the LINER ADAPTER 2.50 kit for a Ø2.50" spindle bore.
A liner adapter 2.50 Spring-Lock Body)  fits onto the rear of the hydraulic closer. The extruded spindle liner  fits inside the Spring-Lock Body . The Liner Adapter 2.50 ID Spring Lock Cap (Spring-Lock Cap)  and Spring  hold the extruded spindle liner  in position. For this kit, a Washer  is added to the Spring-Lock Cap  and Spring , when a “nesting” liner  is used.
The size of the bar stock determines the size of the extruded spindle liner. For correct liner configuration, contact your Haas Factory Outlet.
- Spring-Lock Cap
- Washer (only required with optional "Nesting" Liner)
- Extruded Spindle Liner
- "Nesting" Liner (optional)
- Spring-Lock Body
- Button Head Cap Screws
Remove the bolts on the bore cover . Remove the bore cover  and the sensor ring  from the hydraulic closer.
Make sure these parts are clean:
- the threads on the hydraulic closer
- the face of the hydraulic closer
- the threads and inside shoulder of the SPRING-LOCK BODY [A].
Put the (3) BUTTON-HEAD CAP SCREWS (BHCS) [E] through the holes in the SPRING-LOCK BODY [A]. Attach the (3) NUTS [F]. Tighten the BHCS and NUTS with your hand.
Turn the SPRING-LOCK BODY [A] onto the hydraulic closer. Tighten the SPRING-LOCK BODY [A] with your hand.
Torque the (3) BHCS [E] to approximately 30 in-lb (339 N-cm).
- Remove the SPRING-LOCK CAP [D] to push full-bore size stock.
- Clean debris from the SPRING-LOCK CAP [D], SPRING [C], and WASHER [B] when necessary.
To use this Adapter Kit Ø2.50  on lathes built before November 1, 2015, install a COOLANT COLLECTOR EXTENSION  (P/N 25-2618) to help prevent coolant leaks during operation. Remove the coolant collector door  and insert the COOLANT COLLECTOR EXTENSION .
To install the coolant collector door  again on these lathes, you must remove the COOLANT COLLECTOR EXTENSION  and the Adapter Kit Ø2.50 .