AUX JAGUAR XJ 1994 2.G AJ16 Engine Manual

AJ16 Engine Service Manual
4.24 Auxiliary Shaft, Renew
SRO 12.10.30
Remove the timing cover.
. Remove the pulley woodruff key and remove the oil seal
spacer from the crankshaft.
. Remove the flanged bolts (3 Fig. 1) securing the tensioner
pedestal.
Remove the pedestal / tensioner assembly and chain
damper (1 Fig. 1).
. Remove the tensioner pivot pin (2 Fig. 1) and remove the
tensioner from the pedestal. Clean the pivot pin.
. Remove the flanged bolts (5 Fig. 1) securing the upper
static damper. Remove the damper (4 Fig. 1) and upper
timing chain (6 Fig. 1).
Remove the bolts (11 Fig. 1) securing the chain tensioner
and remove the assembly (17 Fig. 1).
Remove the power assisted steering pump assembly, see
Section 10 in the appropriate Vehicle Service manual
. Remove the pump drive coupling.
. Remove the flanged bolt (1 Fig.2) and the drive-plate (2 Fig. 2).
Using Service Tool JD 118, remove the auxiliary shaft rear
oil seal (3 Fig. 2) from its housing.
. Using right-angled snap-ring pliers remove the snap-ring (5 Fig. 2) securing the drive shaft (4 Fig.2).
. Lift the timing chain (8 Fig. 1) from the sprocket (7 Fig. 11, remove the shaft / sprocket assembly and retrieve the
thrust washer.
. Clean all component parts and checkfor wear or damage.
Renew worn or damaged parts as necessary. Clean the auxiliary bearing housing.
. Check for wear and if necessarychangethe auxiliaryshaft bushes.
. Refit the housing with new gasket. Fit and tighten the se-
curing bolts.
. Lubricate the shaft and refit the to the housing, engaging
the chain with the gear as it is fitted. Lubricate and fit the
thrust washer and secure with the snap-ring.
. Renew the auxiliary shaft rear oil seal, see Section 4.25.
. Refitthe power assisted steering pump assembly, see Sec-
. Refit the lower chain tensioner, see Section 4.22.
Refit the upper chain tensioner, see Section 4.21.
. Renew the oil seal (1 Fig. 3) and refit the timing cover.
tion
10 in
the appropriate Vehicle Service manual.
Fig. 1
Fig. 2
Fig. 3
Issue 1 August 1994 44

AJ16 Engine Service Manual
4.25
SRO 12.10.32
Auxiliary Shaft Rear Seal, Renew
* Remove the power assisted steering pump assembly, see
Section
10 in the appropriate Vehicle Service Manual.
. Remove the pump drive coupling.
Remove the flanged bolt (1 Fig.1) and the drive-plate (2
Using ServiceTool JD 118, remove the auxiliary shaft rear
Note: Under no circumstances must the plastic insert be
removed prior to fitting the seal.
* Using ServiceTool 18G 1469fit and fully seat the auxiliary
Refit the power steering pump drive-plate and secure with
Refitthe power assisted steering pump assembly, see Sec-
Fig. 1).
oil seal (3 Fig. 1) from its housing.
shaft oil seal.
its bolt.
tion
10 in the appropriate Vehicle Service Manual.
Fig.
1
Issue 1 August 1994 45

D
Drive belt tensions, xvi
F
Fau It diagnosis
Diagnostic procedures, 3
Introduction, 3
Foreword, iii
General description
Construction, 1
Cooling system, 2
Crankcase breather, 1
Cylinder head, 1
Lubrication system, 1
Supercharger, 2
S
Service data, xiii
Service materials, xii
Service operations
Check & adjust
Crankshaft end
-float, 27
Valve clearances, 10
Cylinder head, 16
Engine assy., 33
Oil pump, 52
Auxiliary shaft, 44
Auxiliary shaf? rear seal, 45
Camshaft, 7
Camshaft cover gasket, 9
Connecting rod bearings, 22
Crankshaft, 24
Crankshaft damper /pulley assy., 26
Crankshaft front oil seal, 28
Crankshaft rear oil seal, 29
Cylinder head casting, 19
Cylinder head gasket, 13
Drive-plate, 31
Flywheel, 30
Main bearings, 23
Oil filter head gasket, 46
Oil pan gasket, 47
Oil pick-up strainer, 49
Oil pressure relief valve, 50
Oil pump, 51
Oil pump pipe ‘0’ ring, 48
Pistons &connecting rods, 20
Timing chain damper, 40
Timing chain tensioner
Overhaul
Renew
Lower,
42
Upper, 41
Timing chain, gear & tensioner, 37
Timing sprocket, Intermediate, 43
Transmission adapter plate, 32
Service procedures
Sealants, 2
SPS joint control system, 2
Service tools & equipment iv
T
Torque tightening specifications,
53