Jeep Cherokee 1999 Electronic Service Manual page 1261

14 - 18 FUEL SYSTEM—2.5L DIESEL ENGINE
REM OVAL AN D I N STALLAT I ON (Cont inue d)
Fig. 35 Installing Pump Drive Gear Removal Tools
Fig. 36 Injection Pump Mounting Nuts
(7) In st a ll t h e in ject ion pu m p dr ive gea r n u t .
Tigh t en n u t t o 88 N·m (65 ft . lbs.) t or qu e.
(8) Rem ove t h e a ccess plu g a n d plu g wa sh er a t
r ea r of pu m p (F ig. 37). Th r ea d specia l dia l in dica t or
a da pt er t ool VM.1011 (F ig. 38) in t o t h is open in g.
H a n d t igh t en on ly.
(9) At t a ch specia l dia l in dica t or t ool VM.1013 in t o
t h e a da pt er t ool (F ig. 38).
(10) Usin g a socket a t t a ch ed t o t h e fr on t of t h e
cr a n ksh a ft , r ot a t e t h e en gin e in a cou n t er-clockwise
dir ect ion u n t il t h e dia l ga ge in dica t or st ops m ovin g
(20–25° befor e TDC).
(11) Set t h e dia l in dica t or t o 0m m . Be su r e t h e t ip
of t h e dia l in dica t or is t ou ch in g t h e t ip in side t h e
a da pt er t ool.
Fig. 37 Access Plug at Rear of Pump
Fig. 38 Installing Dial Indicator and Special Adapter
(12) Th e "Top Dea d Cen t er " (TDC) com pr ession fir-
in g st r oke ca n be det er m in ed a s follows:
(a ) Rot a t e t h e en gin e clockwise u n t il specia l
a lign m en t t ool VM# 1035 ca n be in ser t ed t h r ou gh
t h e h ole in t h e bot t om of t h e clu t ch h ou sin g, st op-
pin g t h e flywh eel r ot a t ion . Th is posit ion is TDC or
180° a wa y fr om TDC. En g in e m u s t be a t TD C #1
c o m p re s s io n firin g s tro k e .
Tools
X J