B LUBRICATION B 72 Powr Lok or Trac Lok Differential If the oil becomes discolored and shows evidence Refer to pan B 53 of contamination change the filter without delay Refer to Par B l0 B 11 for the correct procedure f 1 h l f lt ws PARTS Rsoummc NO LuBR cAT1oN Or mp acmg t 6 0 I ef B 82 A Cl B 74 Water Pump Bearing Clutch Release lr einer Bearing Srare foihthe air dimer IS textremeiy vgtal io Ilge 4 1 e 0 e engine ay par ICU ar a en 1on 0 e The Waiter pump wd Clutch release bearings are amount of dust and dirt in the air taken into the prelubricated for life when manufactured and h h h I Wh d Cannot be relubricaredr engine t roug t erair c eraner ren ust is not noticeable in the a1r service the air cleaner each scheduled maintenance period Whenever the air is 8 75 Slarl f M Y Bearings noticeably dusty for example when the vehicle is The starting mmm bearings are iubricamd at d Ve S 2 d y meds M thwugh fields thm assembly to last between normal rebuild periods Seivlce the Cffangr Flow CfY 31u5 tlY gpdef ex reme con 1nua y us y an 1r y con 1 ions where the vehicle operates in clouds of dust and B 76 All m l Bearmgs dirt service the air cleaner daily Refer to Par The alternator bearings are lubricated at assembly B 24 thru B 26 for service procedures and require no further lubrication B 83 Chassis Lubrication B 77 Springs The period of lubrication depends entirely upon The vehicle springs should not be lubricated At the type of work being done Using the specified assembly the leaves are coated with a long lasting interval given in the Service Maintenance Schedule special lubricant which is designed to last the life as a guide lubr1cate at safe intervals required for of the springs Spraying with the usual mixture of the particular type ofr operation Under extremely oil and kerosene has a tendency to wash this lubri dusty conditions lubr1cate these points daily Be cant from between the leaves making it necessary sure to force enough lubricant into each fitting to relubricate often to eliminate squeaking to force out the old lubricant which might be con taminated with grit and which would cause rapid B 78 Shock Absorbers V1 0ali10 tajil l le luli ri T1lf l11dh the various ball and Hydraulic direct action shock absorbers are per socket joints or pivot points of the lift linkage manently sealed and require no periodic lubrica as dirt will accumulate to form an abrasive mix tion service Shock absorber mounting bushings ture It is best to simply wipe these parts clean are not to be lubricated with a cloth B 79 LUBRICATION REQUIREMENTS B 84 Front Axle Shaft Universal Joints FOR OFFHIGHWAY OPERATION For off highway use remove the universal joints Adequate lubrication becomes increasingly im twice yearly thoroughly clean both the housings portant when vehicles are used in off highway and joints with a suitable solvent and refill the operation Under these conditions all operating housings to the fill plug opening levels with the parts of both the engine and chassis are subjected correct lubricant as given in the Lubrication to unusual pressures At the same time such Specifications operation is usually under abnormal dust and dirt conditions making additional precautions neces B 85 Transmission and Transfer Case sary The importance of correct lubrication for the conditions of operation cannot be overestimated The combined CHPQCITY of the tW0 h0 S1 gS 15 small for economy making it important that the E L l i1 J u Z a 2Zt gr 3 rn t 2lZ 5 It is important that the oil 1n an new or rebuilt hours of operation and refill to the fill plug opening engine be changed after the first eight or ten hours eve1s Refer to B 35 through B 37 when changing of operation and for heavy dusty work every 50 lubricant hours thereafter Watch the condition of the oil closely and change it immediately if it appears to B 86 From and Rear Axle Differerrrrals be contaminated B f h h h d I d h ecause 0 t e lg er pressure eve ope in t e axle assemblies with heavy duty operation drain B 8l E 9 O l F l flush and refill the differential assemblies each Replace the oil filter at the end of the first 100 300 hours of operation Use only flushing oil or hours of service Under extreme operating con light engine oil to clean out the housings except ditions more frequent replacement may be re Powr Lok and Trac Lok differentials Referlto quired The condition of the oil is a reliable Par B S2 and B 53 for draining and flushing indicator of the condition of the filter element differential 18