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Page 9-16
200 TROUBLESHOOTING
CYLINDER HEAD OIL PASSAGE LEAK
CHECK — OUT OF CHASSIS
Refer to Figure 9-5.
1. Remove cylinder head from the engine.
2. Install a suitable plug to seal the rocker arm
oil passage at deck side of head. There are
two ways to plug the hole:
앫
Drill and tap the oil passage to accept a
pipe plug.
앫
Insert a suitable rubber plug and clamp
the plug in position with a C-clamp.
3. Install an air fitting in the rocker arm
passage in the top of the head. Use a
discarded rocker arm bracket, preferably
with an oil feed passage. Cut the bracket
through the rocker arm shaft bore parallel to
the mounting surface. Drill and tap the oil
supply passage to accept an air fitting.
4. Bolt the modified bracket, with air fitting, to
the cylinder head over the oil supply
passage.
5. Immerse cylinder head in water and heat to
150°F (66°C).
6. Apply up to 50 psi (345 kPa) air pressure to
air fitting adapter installed in rocker arm oil
passage. Check for air bubbles. The
formation of air bubbles indicates internal
leakage in cylinder head oil passage.
Do not exceed 50 psi (345 kPa). Damage to seals
or cup plugs may result.
Figure 9-5 — Cylinder Head Oil Passage Leak Check (Out of Chassis)
5-101.bk Page 16 Friday, March 17, 2006 11:05 AM
Содержание E7
Страница 1: ...E7 ENGINE OVERHAUL AUGUST 1997 ENGINE 5 101...
Страница 2: ...Page 0 front fr5 Page 0 Friday March 17 2006 11 04 AM...
Страница 5: ...E7ENGINE OVERHAUL MARCH 2006 2 5M REP AUGUST 1997 10M MACK TRUCKS INC 1997 ENGINE 5 101...
Страница 7: ...SAFETY INFORMATION Page iii SAFETY INFORMATION front fr5 Page iii Friday March 17 2006 11 04 AM...
Страница 13: ...ABOUT THIS MANUAL Page ix ABOUT THIS MANUAL front fr5 Page ix Friday March 17 2006 11 04 AM...
Страница 15: ...TABLE OF CONTENTS Page xi TABLE OF CONTENTS front fr5 Page xi Friday March 17 2006 11 04 AM...
Страница 24: ...Page xx NOTES front fr5 Page xx Friday March 17 2006 11 04 AM...
Страница 25: ...200 GENERAL INFORMATION Page 1 1 GENERAL INFORMATION 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 31: ...200 SPECIFICATIONS Page 2 1 SPECIFICATIONS 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 55: ...200 ENGINE REMOVAL Page 3 1 ENGINE REMOVAL 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 58: ...Page 3 4 NOTES 5 101 bk Page 4 Friday March 17 2006 11 05 AM...
Страница 59: ...200 ENGINE DISASSEMBLY Page 4 1 ENGINE DISASSEMBLY 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 90: ...Page 4 32 NOTES 5 101 bk Page 32 Friday March 17 2006 11 05 AM...
Страница 91: ...200 BENCH PROCEDURES Page 5 1 BENCH PROCEDURES 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 158: ...Page 5 68 NOTES 5 101 bk Page 68 Friday March 17 2006 11 05 AM...
Страница 159: ...200 ENGINE ASSEMBLY Page 6 1 ENGINE ASSEMBLY 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 186: ...Page 6 28 200 ENGINE ASSEMBLY Figure 6 26 Flywheel Housing Bolts 5 101 bk Page 28 Friday March 17 2006 11 05 AM...
Страница 240: ...Page 6 82 NOTES 5 101 bk Page 82 Friday March 17 2006 11 05 AM...
Страница 241: ...200 SETUP AND ADJUSTMENTS Page 7 1 SETUP AND ADJUSTMENTS 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 263: ...200 ENGINE INSTALLATION TESTING Page 8 1 ENGINE INSTALLATION TESTING 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 272: ...Page 8 10 NOTES 5 101 bk Page 10 Friday March 17 2006 11 05 AM...
Страница 273: ...200 TROUBLESHOOTING Page 9 1 TROUBLESHOOTING 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 292: ...Page 9 20 NOTES 5 101 bk Page 20 Friday March 17 2006 11 05 AM...
Страница 293: ...200 APPENDIX Page 10 1 APPENDIX 5 101 bk Page 1 Friday March 17 2006 11 05 AM...
Страница 295: ...200 APPENDIX Page 10 3 E7 LUBRICATION SYSTEM 5 101 bk Page 3 Friday March 17 2006 11 05 AM...
Страница 296: ...Page 10 4 200 APPENDIX E7 COOLING SYSTEM 5 101 bk Page 4 Friday March 17 2006 11 05 AM...
Страница 297: ...INDEX Page 11 1 INDEX INDEX FR5 Page 1 Friday March 17 2006 11 04 AM...
Страница 302: ...Page 11 6 NOTES INDEX FR5 Page 6 Friday March 17 2006 11 04 AM...
Страница 303: ...E7 ENGINE OVERHAUL PRINTED IN U S A ENGINE 5 101 MACK TRUCKS INC 1997...