881743 Mercruiser CYLINDER HEAD GASKET SET

Start By:
Remove the hood. Refer to Disassembly and Assembly, "Hood - Remove and Install". The information is in this manual.
Effective July 1, 1992 regulations prohibit the venting of any refrigerant into the atmosphere. Refer to Caterpillar publications Service Manuals, SENR3334, SENR5664, and NEDG5065 for the proper procedure, the proper equipment, and the proper tools needed in order to reclaim refrigerant from any Caterpillar equipment.
Personal injury can result from contact with refrigerant.Contact with refrigerant can cause frost bite. Keep face and hands away to help prevent injury.Protective goggles must always be worn when refrigerant lines are opened, even if the gauges indicate the system is empty of refrigerant.Always use precaution when a fitting is removed. Slowly loosen the fitting. If the system is still under pressure, release it slowly in a well ventilated area.Personal injury or death can result from inhaling refrigerant through a lit cigarette.Inhaling air conditioner refrigerant gas through a lit cigarette or other smoking method or inhaling fumes released from a flame contacting air conditioner refrigerant gas, can cause bodily harm or death.Do not smoke when servicing air conditioners or wherever refrigerant gas may be present.Use a certified recovery and recycling cart to properly remove the refrigerant from the air conditioning system.
Note: Put identification marks on all lines, hoses, wires, and tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to prevent contaminants from entering the oil system.
Reclaim the refrigerant from the air conditioning system.
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Remove wire assembly (1) from the wire clip. Disconnect the quick connections on wire assemblies (1) and (2) .
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Disconnect hydraulic hoses (4) and (5) from refrigerant compressor (3) . Remove the O-ring seals from hydraulic hoses (4) and (5) .
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This is a view of the refrigerant compressor from a point that is below the machine.
Loosen bolt (6) from refrigerant compressor (3) and the mounting bracket.
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Remove bolt (8) from refrigerant compressor (3) and mounting bracket (7) .
Tilt refrigerant compressor (3) toward the engine. Remove V-belt (9) from pulley (10) .
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Remove bolt (6) from refrigerant compressor (3) and the mounting bracket. Remove refrigerant compressor (3) from the engine.Installation Procedure
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Install refrigerant compressor (3) to the engine. Install bolt (6) to refrigerant compressor (3) and the mounting bracket. Do not tighten bolt (6) at this time.
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Tilt refrigerant compressor (3) toward the engine. Install V-belt (9) to pulley (10) .
Install bolt (8) in mounting bracket (7) and refrigerant compressor (3) . Do not tighten bolt (8) at this time.
Adjust the tension of V-belt (9) . Refer to the Operation and Maintenance Manual, SEBU6447, "Fan, Alternator and Water Pump Belts - Inspect-Adjust-Replace" for the proper procedures.
Tighten bolts (6) and (8) .
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Check the O-ring seals that were in the hose assemblies that were disconnected. If the O-ring seals are worn or damaged, use new parts for replacement. Connect hydraulic hoses (4) and (5) to refrigerant compressor (3) .
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Connect the quick connections on wire assemblies (1) and (2) . Install wire assembly (1) in the wire clip.