Minor Rebuild for All 37U, 37H and 37F Series Wheels - JOST ...

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DISASSEMBLY con’t7. REMOVE THE LOCK JAW.FIGURE 7Remove the lock jaw by reaching underthe top plate and sliding the lock out ofthe casting (see figure 7).8. REMOVE THE LUBRICATION LINE.FIGURE 8Remove the lubrication line from thelock jaw.RE-ASSEMBLY1. INSTALL THE LUBRICATION LINE.FIGURE 9Re-attach the lubrication line to the lock jaw.2. INSTALL THE LOCK JAW.FIGURE 10Be sure to install the lock jaw in the sameorientation it was removed (see figure 10).3. INSTALL THE CIRCLE RING.FIGURE 11Place the end of the eye bolt throughthe casting rib and secure with thecircle ring (see figure 11).The right to alter specifications is reserved.1770 Hayes StreetGrand Haven, MI 49417www.jostinternational.comPh. (616) 846-7700 (800) 253-5105Fax (616) 846-0310Page 4 of 6LT JSK37-05 Rev.E
RE-ASSEMBLY con’t4. INSTALL THE LOCK JAW PIVOT PIN.FIGURE 12Lubricate the lock jaw pivot pin andsecure the lock jaw by inserting it intothe casting through the slot in the lockjaw (see figure 12).5. INSTALL THE CUSHION RING AND RETAINER.Carefully line up the bolt holes (see figure 13a), and then install (4) new cushion ringbolts. Tighten and torque bolts to 45 ft-lbs (see figure 13b).45 FT/LBSFIGURE 13aFIGURE 13b6. CLOSE THE LOCKING MECHANISM.Pull the release handle out and swingthe lock jaw into the closed position(see figure 14a).Now slide the release handleinto the closed position(see figure 14b).FIGURE 14aFIGURE 14b7. ATTACH DOUBLE COIL SPRING.Using a suitable tool attach the spring as shown (see figure 2).The right to alter specifications is reserved.1770 Hayes StreetGrand Haven, MI 49417www.jostinternational.comPh. (616) 846-7700 (800) 253-5105Fax (616) 846-0310Page 5 of 6LT JSK37-05 Rev.E
Page 1 and 2: LOCK REPLACEMENTPROCEDURESFOR JSK 3
Page 3: 4. REMOVE THE CIRCLE RING.DISASSEMB

Minor Rebuild for All 37U, 37H and 37F Series Wheels - JOST ...

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