Table Of Contents - GMC 4000 Series Service Manual

Subject
Lubrication Charts
Except Steel Tilt Cab Models
Steel Tilt Cab Models
Engine and A ccessories
Capacities
Crankcase .........................................................
T r a n sm issio n .....................................................
Rear A x l e ............................................................
Engine Oil - Symbol "E"
Engine Oil Recommendations
V iscosities .........................................................
Checking Engine Oil L e v e l ............................
Engine Oil F i l t e r ..............................................
Air Cleaners
Oil Bath Type ..............................................
Paper Element T y p e ...................................
Brake Power and Axle C y lin d e r ..............
Air Compressor Air Strainer
Other Engine Oil Uses
Crankcase Ventilation (G asolin e)..................
Crankcase Ventilation ( D i e s e l ) .....................
Lubrication charts on following pages will lo­
cate each lubrication point on the series shown
under each chart. Each point is numbered on the
charts, and each number is keyed to explanatory
text on same or opposite page.
Each item shown on charts requiring lubrica­
tion is covered with a lubricant symbol. Explan­
ations of symbols start on page following charts.
Explanations include type of lubricant recommend­
ed, and detailed instructions regarding its applica­
tion. The charts show recommended intervals when
various item s should be lubricated. The intervals
are recommended for normal use; however, oper­
ating conditions may require more frequent inter­
vals. Recommended intervals should be followed
until operating experience indicates other periods.
No particular brand of lubricant is recom­
mended as many reputable oil dealers can furnish
the right lubricants when advised of the correct
specifications or descriptions. The lubricant man­
G M C S E R V I C E M A N U A L
SECTION O
INDEX
Page No.
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.................................... 4
................................ 6
7
7
7
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..................... 7
8
8
8
9
10
10
.................. 11
................................... 11
12
12
GENERAL INFORMATION
Subject
Multi-Purpose Gear Lubricant Symbol "MP"
V iscosities .........................................................
Rear A x l e ............................................................
T r a n sm iss io n .....................................................
Chassis Lubricant - Symbol " C " .....................
Steering Gear Lubricant - Symbol "SG"
High Temperature Grease - Symbol "S2"
Wheel B e a r in g s ..................................................
Other High Temperature U s e s .....................
Petroleum Jelly - Symbol "S3"
Distributor .........................................................
Battery Terminals ...........................................
Waterproof Grease - Symbol "S4"
Hydraulic Brake Fluid - Symbol "S12"
Clutch and Brake Master C y lin d e r ..............
Soft, Smooth Cup Grease - Symbol "S16" . . .
Special Grease - Symbol "S17"
Automatic Transmission Fluid - Symbol "S19" .
Power Steering S y s t e m ...................................
High Temperature Grease - Symbol "S28" . .
Stop master Brake U n i t ...................................
ufacturer must be responsible for the quality and
satisfactory performance of his product. His rep­
utation is your best indication of quality.
LUBRICANT SYMBOLS
Symbol Explanation
"E" Engine Oil ...........................................
"MP" Multi-Purpose Gear Lubricant
"C" Chassis L u b r ic a n t............................
"SG" Steering Gear L u b ric a n t..................
"S-2" High Temperature G r e a s e ..............
"S-3" Petroleum Jelly
"S-4" Waterproof Grease
"S-12" Hydraulic Brake F l u id .....................
"S-16" Soft, Smooth Cup Grease
"S-17" Special G r e a s e ...................................
"S-19" Automatic Transmission Fluid
"S-28" High Temperature Grease (Special)
Sec. 0
Page 1
Page No.
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13
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. . 14
14
14
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14
14
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15
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Page No.
7
. . 12
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