TM 9-2320-209-20-3-2 1. 2. 3. 4. WARNING Dry cleaning solvent is flammable. Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well-ventilated places. Failure to do this may result in injury to personnel and damage to equipment. Clean hub (1) with solvent and let it dry. Check that hub (1) is not cracked. If hub is cracked, throw it away and get a new one. Check that inner and outer wheel bearing cups (2) are tight inside hub (1). If cups are loose, remove inner and outer wheel bearing cups (refer to para 14-7) and throw away hub and get a new one. Check that adapter (3) is not cracked or warped. If adapter is damaged, throw it away and get a new one. END OF TASK 14-23