JLG 1250AJP Service Manual - Manual (Page 166)

SECTION 3 - 1CHASSIS & TURNTABLE
3-118 – JLG Lift – 3121171
8. Pull the pump assembly away from the engine.
9. Using a ratchet strap, support the pump in a position
that will keep the pump from interfering with engine
removal.
10. Disconnect all fuel lines from the engine. Cap all
open hoses to prevent fuel leakage.
11. Swing the engine out to gain access to the back of
the engine, and tag and disconnect all electrical wir-
ing from relays, switches, etc. Carefully pull the dis-
connected harnesses and fuel lines away from the
engine.
12. Using an adequate lifting device, support the weight
of the engine assembly. Remove the pivot pin.
NOTE: The engine assembly weighs approximately 1275
lbs. (579 kg).
13. Carefully lift the engine assembly away from the
machine.
14. If installing a new engine, transfer any necessary
components from the old engine assembly onto the
new Engine Assembly.