User Manual

Page 4-20
200 ENGINE DISASSEMBLY
[221 CD] ECONOVANCE
V-MAC Equipped Engines
Refer to Figure 4-23.
1. Working from front of engine, remove four
capscrews securing the injection pump drive
gear. Remove gear.
Figure 4-23 — Fuel Injection Pump Drive Gear Removal
Refer to Figure 4-24.
2. Remove mounting capscrews (1) securing
injection pump adapter (2) to Econovance
housing. Remove adapter.
3. Remove the drive coupling (3) by slipping it
off of the splines (6).
A metal two-piece style drive coupling was
introduced into production on certified E7 V-MAC
engines built after July 1, 1992 — beginning with
serial No. 2P and above. When the Celeron drive
coupling requires replacement, replace the drive
coupling with the updated two-piece style. Older
style shown.
4. Remove the Econovance (5) by removing
four mounting capscrews (4). Rotate shaft to
clear the camshaft gear.
Figure 4-24 — Econovance Housing Removal
(Pre-1992 Style Shown)
[211 NB] OIL PAN
Refer to Figure 4-25.
1. Remove the nuts from the two studs
securing the oil pan to the timing gear cover.
2. Remove the two nuts from the two studs
securing the oil pan to the flywheel housing.
3. Remove the remaining shouldered bolts
securing the oil pan to the pan rails and
remove the oil pan.
Oil pans with isolating gaskets are secured with
nuts and shouldered studs at the timing gear
cover and flywheel housing. Refer to Figure 4-25.
1. Mounting capscrew
2. Injection pump adapter
3. Drive coupling
4. Capscrew
5. Econovance
6. Splines
200364a
2
3
4
5
1
6
5-101.bk Page 20 Friday, March 17, 2006 11:05 AM