jcb 1CX, Service Manual

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2 - 2
Removal
1 Position the machine on firm level ground. Fully lower
the lift arms and stop the engine.
2 Open the bonnet and remove engine compartment side
panels.
3 Disconnect and remove the battery.
4 Remove the exhaust and air filter assembly.
5 Drain the cooling system, then disconnect the radiator
top hose, air vent hose and bottom hose.
6 Remove the coolant header tank and the bracket
supporting it.
7 Support the weight of the cooling pack and remove the
securing bolts E (4 off).
8 Lift the cooling pack clear.
9 Disconnect wiring connections from the starter motor
and alternator, also water temperature and oil pressure
senders from the engine.
10 Disconnect the engine/chassis earth strip.
11 Disconnect the engine oil cooler hose.
12 Disconnect the throttle and stop controls at the fuel
pump.
13 Disconnect the fuel supply line and spill line at the
engine.
14 Disconnect and plug all hydraulic lines (11 off) at the
hydraulic pump assembly.
15 Disconnect wiring connections from the pump
assembly.
16 Attach slings to the engine lifting eyes.
! !
WARNING
Lifting Equipment
You can be injured if you use faulty lifting equipment.
Make sure that lifting equipment is in good condition.
Make sure that lifting tackle complies with all local
regulations and is suitable for the job. Make sure that
lifting equipment is strong enough for the job.
INT-1-3-7
17 Take the weight of the engine on the hoist and remove
mounting bolts A (4 off).
18 Withdraw the engine in a level attitude until the
hydraulic pump is clear of the cab floor. Raise the
engine to lift it clear of the machine.
Replacement
Replacement is a reversal of the removal procedure.
On completion, check hydraulic and cooling systems for
leakage and level.
Note: If the mounting brackets are removed from the engine
block it is necessary to use JCB Lock and Seal when re-
installing the mounting bolts B before torque tightening.
Note: The metalastic flexible mounts can be removed by
removing bolts C.
Note: The front left hand engine mount also carries the
alternator and is held by 3 x M8 bolt D as opposed to 2 x
M10 bolt B.
Torque Settings
Nm kg fm lbf ft
A 56 5.7 42
B 56 5.7 42
C 98 10 72
D 28 3 21
Section K Engine
9803/8550
Section K
2 - 2
Issue 1
Removal and Replacement
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