Land Rover 90 110 Workshop Rover Manual

2.25 LITRE PETROL  AND DIESEL  ENGINE 1121 
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FIT FUEL  LIFT PUMP 
2.25 LITRE PETROL  AND DIESEL  ENGINE 
If the  fuel lift was separatcd from  the side  cover, fit 
the pump to the cover first  using  a new  joint  washcr 
and  evenly  tighten  the retaining nuts. 
Place 
a new  cover  plate joint washer in position 
and 
fit the  cover  and pump  assembly to the cylinder 
block.  Ensure  that the pump  actuating  lever 
ridcs on top 
of the camshaft. 
Secure 
the cover,  evenly  tightening  the retaining 
bolts. 
ST762M 
ST763M -4 
NOTE:...

2.25 LITRE PETROL AND DIESEL ENGINE la 
I. FIT THE  CLUTCH ( j 

1121 2.25 LITRE PETROL AND DIESEL ENGINE 
Diesel engine 2. Assemble  the alternator to the engine  bracket  with 
the  two  pivot  bolts,  distance 
piece and washers, 
leaving  the 
bolts slack. 
3. Fit the  adjustment  link to the  timing  cover and 
attach 
to alternator  with the adjusting  clamp bolt. 
7. Using  a new  gasket  fit the  manifolds  and secure 
with  the retaining  nuts and clamps.  Evenly tighten 
to the specified  torque figure. 
ST768M lil 
4. Fit the  drive  belt and pivot  the...

2.25 LITRE PETROL AND DIESEL ENGINE 
. 
12 
I. Clean the carburettcr and manifold  mating faces. 
2. Place a joint  washer,  over  the  studs  to the 
3. Fit the packing piece. 
4. Fit a second  joint washer. 
5. Fit the carburetter  and secure with the four  nuts 
and  washers  tightening  evenly to 
thc correct 
torque.  manifold. 
FIT 
THE  STARTER  MOTOR 
1. Secure the starter  motor to  the flywheel  housing 
noting  that  the  petrol  engine  starter is held  by two 
studs,  nuts and washers.  The...

112 1 2.25 LITRE PETROL  AND DIESEL  CYLINDER  HEAD 
REMOVE OVERHAUL  AND REFIT 
Special  tools: 
Drift  inlet valve  guides  274400 
Drift  exhaust  valve guides  274401 
Drift  exhaust  valve guide  600959 
Drift  inlet valve  guide  601508 
Seat  cutters 
MS621 MS627 
Insert  replacer  530625 
Before the cylinder  head can be removed the following 
ancilliary  items, common  to petrol  and  diesel  engines, 
need  to be  removed 
or disconnected for access  and 
safety. 
I. Disconnect  the battery for...

2.25 LITRE PETROL AND DIESEL CYLINDER  HEAD E[ 
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.. . ... 
ST675M W 
EXAMINATION OF COMPONENTS 
Petrol engine 
32. Examine the cylinder  head for cracks  and 
distortion.  Burnt, pitted and pocketed  seats  must 
be  repaired. 
Diesel  engine 
33. Same as for petrol  engine  and in addition,  worn or 
damaged  exhaust  seat inserts  should  be renewed, 
as described  later. 
Hot plugs and injector shrouds - examine and renew 
When carrying out normal  top  overhaul  work on  the 
cylinder  head 
it is...

1121 2.25 LITRE PETROL  AND DIESEL  CYLINDER  HEAD 
Petrol and diesel  engines 
40. Chcck  the  valve  guides  for  wear by inserting  a 
new  valve 
in the appropriate  guide 8 mm above 
the  seat.  If movement  across  the head exceeds 
0,15 mm (0.006 in) renew the  guide. 
41.  Inspect  the  valves and discard  any that  are burnt, 
bent 
or distorted.  Check  the  stems for wear  by 
inserting  in a new  guide.  If wear  is 
excessivc, 
discard  the  valve. Valve faces that are pitted or 
ridged  but...

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2.25 LITRE PETROL AND DIESEL  CYLINDER  HEAD 12 
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50. Turn the cylinder head over so the combustion 
chambers  face downwards.  Since the 
inlet and 
exhaust  valve guides  are dimensionally  different 
it 
is important  that the correct  guides are fitted  to 
the  appropriate  ports. 
51. Lubricate new guides with engine oil and using 
special  drift 600959  for the  exhaust  and 601508  for 
the 
irrlet valve...

(1211 2.25 LITRE PETROL AND DIESEL  CYLINDER  HEAD 
NOTE: MS 621 is a 45 and 15 cutter and MS 627 
is 30 only. 
A -Petrol engine - inlet valve seat 30 + W 
13 - Diesel engine - inlet valve  seat 45 + h 
exhaust  valve seat 45 + 9 
exhaust  valve seat 45 + % 
See illustrations  following instruction 68. 
59. Ensure that the cutter  blades  are correctly  fitted 
to  the 
cutter head with the  angled  end of the blade 
downwards  facing the work,  as illustrated.  Check 
that  the cutter  blades  are...