Hummer H1 Service Manual page 83

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2-46 Engine
23. Disconnect A/C hoses at compressor. Move hoses aside
for working clearance. Cap open ends to prevent dirt entry
(Figure 2-55).
AIR
HORN
AIR
CLEANER
HOSE
Figure 2-54: Air Horn and Hose Removal/Installation
SUCTION/ DISCHARGE
HOSE ASSEMBLY
COMPRESSOR
Figure 2-55: Suction/Discharge Hose Assembly
Mounting
24. Disconnect bypass hose at water crossover.
25. Disconnect heater hoses at water crossover and water
pump.
26. Disconnect and remove generator, belt tensioner, idler
pulley and bracket as assembly (Figure 2-56).
27. Remove brackets/retainers that secure wire harnesses to
9-S03-002
28. Disconnect AMG wiring harness from starter, glow plug
29. Disconnect wires at all glow plugs.
30. Remove fuel pump from retaining clamp.
31. Disconnect fuel hose from injector pump line at underside
32. Disconnect injection pump and engine harness connectors.
33. Disconnect glow plug relay wires and cables.
34. Disconnect exhaust pipe at the turbocharger.
35. Remove any remaining brackets and clips securing wire
36. Disconnect oil lines from power steering pump to hydro
SEAL
WASHER (2)
37. Remove turbocharger heat shield and disconnect vacuum
38. Remove air intake manifold crossover. Tape openings to
39. Remove intake manifold runners.
Figure 2-56: Alternator, Pulleys, and Bracket
Removal/Installation
intake manifold and heads.
controller and cowl top harness, then remove.
of manifold. Cap all open hose ends.
Move wire harnesses aside for removal clearance.
harnesses to engine.
boost at hydro boost housing. Cap lines and hydro boost
outlets to prevent dirt entry. Move lines aside for
clearance.
actuator hose.
prevent dirt entry.
®
ALTERNATOR/
IDLER/TENSIONER
AND BRACKET
ASSEMBLY
SUPPORT
BRACKET