reset JAGUAR XJ 1994 2.G AJ16 Engine Manual

AJ16 Engine Service Manual
0 Application Item
'rimary timing chain Type
Pitch
Roller diameter
secondan/ timing chain Type
Number of pitches
Pitch
Number of
pitches Specification
Endless duplex
80
9,525
mm
6,35 mm
Endless duplex
86
9,525
mm
lil pump chain
lil filter
lil pressure (engine at normal
,perati ng temperature)
Si1 pump
I Roller diameter 16,35 mm
I Type I Endless simplex
Roller diameter
6,35 mm
Deflection (at mid-point of free side) 2 to 4 mm (with a load of 50 N)
Type Full flow disposable canister
At
idle speed 0,5 bar (minimum)
At
4000 RPM 4,83 bar (minimum)
Type Rotor
Rotor end float
0,l mm
Number of pitches I52
Pitch 19,525 mm
___ Overall length
Working length Mandrel length
Mandrel diameter 35 mm
30 mm
57 mm
11,ll mm
Si1 pressure relief valve
Application
Generator
/ water pump drive belt (normally aspirated
engines)
Generator
/ water pump drive belt (4.0 liter
supercharged engine)
I Rotor lobe clearance 10,2 mm I
Specification
Burroughs method: new belt
556 to 578 N. Run for one
minute, allow belt to cool and reset to the in
-service
setting. In service if tension falls below
356 N, reset at
511 to 534 N
.Clavismethod: new belt 174 to 180 Hz. Run for one
minute, allow belt to cool and reset to the in
-service
setting. In service
if tension falls below 140 Hz, reset at 167 to 173 Hz. (Measuring point: mid-way between
crankshaft and generator pulleys)
Burroughs method: new belt
560 to 600 N. Run for one
minute, allow belt to cool and reset to the in
-service
setting. In service if tension falls below
335 N, reset at
405 to 445 N
Clavis method: new belt
180 to 186 Hz. Run for one
minute, allow belt to cool and reset to
the in-service
setting. In service if tension falls below
131 Hz, reset at
155 to 161 Hz. (Measuring point: mid-way between
crankshaft and generator pulleys)
__ ___
.- ...
pket she sizes ___ Outside diameter
1
1
Drive Belt Tensions
0
Issue 1 August 1994 xvi

AJ16 Engine Service Manual
Application
4ir conditioning compressor drive belt
Supercharger drive belt Specification
Burroughs method: new belt 556 to 578 N (no
retensioning required). In service
if tension falls below
245
N, reset at 378 to 400 N
Clavis method: new belt 167 to 173 Hz (no retensioning
required). In service if tension falls below 85 Hz, reset
at 127 to 133
Hz. (Measuring point: mid-way between
crankshaft and compressor pulleys)
Burroughs method: new belt
993 to 1033 N. Drive the
vehicle for
10 minutes, allow the belt to cool to ambient
(approximately one hour) and reset to the in
-service
setting. In service
at 16000 kilometer (10000 mile)
intervals, reset at 835 to 875
N with the belt cold.
Renew belt at 48000 kilometer (30000
mile) intervals
Clavis method: new belt 119 to 121
Hz. Drive the
vehicle for
10 minutes, allow the belt to cool to ambient
(approximately one hour) and reset to the in
-service
setting.
In service at 16000 kilometer (10000 mile)
intervals, reset
at 11 1 to 113 Hz with the belt cold.
Renew belt at 48000 kilometer (30000 mile) intervals.
(Measuring point mid
-way between crankshaft and
supercharger pulleys)
xvii Issue 1 August 1994