Page 5-64
200 BENCH PROCEDURES
Cleaning and Inspection
1. Thoroughly clean inner sleeve and inner
shaft with solvent and dry with compressed
air.
2. Inspect inner sleeve and inner shaft for
extreme wear, cracks or other damage.
Replace as necessary.
3. Inspect outer shaft drive hub and seals.
4. Inspect Econovance housing.
Econovance Assembly
1. Using clean engine oil, lubricate all gear
surfaces.
2. Install Econovance spring (3) on inner shaft
assembly (2).
Make sure spring is properly seated. If not,
binding will occur, causing damage to
Econovance assembly.
3. Reinstall inner sleeve (4) on inner shaft
assembly. Push down on inner sleeve until
flush with lower seat. To accomplish this,
spring must be properly seated. Make sure
sleeve does not bind on shaft.
4. Reinstall inner sleeve and inner shaft
assembly into outer shaft drive hub. Install
outer shaft drive hub into Econovance outer
housing (8), using new seal if needed.
5. Reinstall retainer ring (1) in rear of
Econovance assembly.
6. Apply Loctite 242 to drive-hub retaining
capscrew (10) threads.
Grooved side of hub retaining capscrew washer
must face outer shaft drive hub (5).
Refer to Figure 5-76.
7. Install outer shaft drive-hub retaining
capscrew (10) and washer (9). Torque to
150 lb-ft (203 N•m) using torque wrench
J 24407 or equivalent.
Figure 5-76 — Drive Hub Installation
[221 KU] INJECTION PUMP
DRIVE HUB
Description
For mechanically governed engines, a scalloped-
type drive hub is installed directly on the fuel
injection pump camshaft. For V-MAC engines,
the outer shaft drive hub, along with inner sleeve,
spring and inner shaft assembly, is part of the
Econovance unit. It is linked to the fuel injection
pump with a Celeron coupling or a two-piece
metal-type coupling, depending on the date of
production.
Special Tools Required
앫
Pump Holding Fixture J 37078
앫
Injection Pump Drive Coupling Holder
J 28452-A
5-101.bk Page 64 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...