Page 7-6
200 SETUP AND ADJUSTMENTS
Figure 7-6 — Exhaust Valve Adjustment
Continuation of Adjustments
Refer to Figure 7-7.
1. Using engine barring socket J 38587-A,
manually rotate engine in normal rotation
direction 120 degrees until pointer in
flywheel housing aligns with the “5” mark on
the flywheel. The No. 5 piston will be on the
compression stroke. If engine is equipped
with a pointer mounted on the timing gear
cover and marks on the vibration damper,
rotate the engine until the pointer marked
VALVE aligns with the “5” mark on the
vibration damper.
2. Adjust the yoke and valve lash as previously
outlined for the No. 1 cylinder.
E7 engine firing order is 1 - 5 - 3 - 6 - 2 - 4.
3. Continue adjusting yoke and valve lash for
the remaining cylinders, in firing order.
Rotate crankshaft to place each piston
30 degrees past TDC.
Figure 7-7 — Engine Crankshaft Rotation
[213 NB] VALVE YOKE, VALVE
LASH AND SLAVE PISTON
ADJUSTMENTS (JACOBS
BRAKE ENGINE)
Description
Make yoke and valve lash adjustments for each
cylinder in the proper order. Adjust the yoke
clearance first, then adjust the valve lash. Adjust
the Jake Brake slave piston last. The flywheel has
a stamped timing scale TC through 45 degrees of
crankshaft rotation for setting and checking pump-
to-engine timing. Also, the flywheel has three
stamped valve setting locations.
1. Thickness gauge
2. Adjusting wrench
J 37092
5-101.bk Page 6 Friday, March 17, 2006 11:05 AM
Summary of Contents for E7
Page 1: ...E7 ENGINE OVERHAUL AUGUST 1997 ENGINE 5 101...
Page 2: ...Page 0 front fr5 Page 0 Friday March 17 2006 11 04 AM...
Page 5: ...E7ENGINE OVERHAUL MARCH 2006 2 5M REP AUGUST 1997 10M MACK TRUCKS INC 1997 ENGINE 5 101...
Page 13: ...ABOUT THIS MANUAL Page ix ABOUT THIS MANUAL front fr5 Page ix Friday March 17 2006 11 04 AM...
Page 15: ...TABLE OF CONTENTS Page xi TABLE OF CONTENTS front fr5 Page xi Friday March 17 2006 11 04 AM...
Page 24: ...Page xx NOTES front fr5 Page xx Friday March 17 2006 11 04 AM...
Page 31: ...200 SPECIFICATIONS Page 2 1 SPECIFICATIONS 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 55: ...200 ENGINE REMOVAL Page 3 1 ENGINE REMOVAL 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 58: ...Page 3 4 NOTES 5 101 bk Page 4 Friday March 17 2006 11 05 AM...
Page 90: ...Page 4 32 NOTES 5 101 bk Page 32 Friday March 17 2006 11 05 AM...
Page 91: ...200 BENCH PROCEDURES Page 5 1 BENCH PROCEDURES 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 158: ...Page 5 68 NOTES 5 101 bk Page 68 Friday March 17 2006 11 05 AM...
Page 159: ...200 ENGINE ASSEMBLY Page 6 1 ENGINE ASSEMBLY 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 240: ...Page 6 82 NOTES 5 101 bk Page 82 Friday March 17 2006 11 05 AM...
Page 272: ...Page 8 10 NOTES 5 101 bk Page 10 Friday March 17 2006 11 05 AM...
Page 273: ...200 TROUBLESHOOTING Page 9 1 TROUBLESHOOTING 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 292: ...Page 9 20 NOTES 5 101 bk Page 20 Friday March 17 2006 11 05 AM...
Page 293: ...200 APPENDIX Page 10 1 APPENDIX 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Page 295: ...200 APPENDIX Page 10 3 E7 LUBRICATION SYSTEM 5 101 bk Page 3 Friday March 17 2006 11 05 AM...
Page 296: ...Page 10 4 200 APPENDIX E7 COOLING SYSTEM 5 101 bk Page 4 Friday March 17 2006 11 05 AM...
Page 297: ...INDEX Page 11 1 INDEX INDEX FR5 Page 1 Friday March 17 2006 11 04 AM...
Page 302: ...Page 11 6 NOTES INDEX FR5 Page 6 Friday March 17 2006 11 04 AM...
Page 303: ...E7 ENGINE OVERHAUL PRINTED IN U S A ENGINE 5 101 MACK TRUCKS INC 1997...