TM 5-1940-277-34b.A smooth file or hone may be used to remove small burrs from gear teeth, retaining ring grooves and mating surfaces. The burrs must be very minor and if on gears only on the engaging edge of the teeth.c. Damaged painted surfaces should be repainted as soon as possible to prevent corrosion.3-6.ASSEMBLY. Step-by-step procedures for assembly of the bridge boat components are provided in Chapter 3. In addition the following practices should be observed.a.The housing contact surface of oil seals should be coated with a non-hardening sealer to prevent leaks. The lips should be coated with grease (GAA).b.All pressing operations should be accomplished using a suitable press and adapters unless otherwise specified.c.Metallic parts should be lubricated with the lubricant utilized in the component during operation.d.Critical torque values are specified in the assembly procedures.e.Silicone rubber sealant is used on gaskets and mating surfaces in the engine assembly.3-7. GENERAL DETAILED PROCEDURE APPLICATIONSa.Resources required are not listed unless they apply to the procedure.b.Personnel required are listed only if the task requires more than one. If PERSONNEL are not listed it meansthat one person can do the task.c.The normal standard equipment condition to start a maintenance task is power (MASTER SWITCH) OFF. EQUIPMENT CONDITION is not listed unless some other condition is required besides the (MASTER SWITCH) being OFF.NOTERemember the bridge erection boat has two water cooling systems (refer to FO-3).d.The MK1 engine WILL NOT be operated without a supply of water to circulate through the raw water system.At full speed the system requires 27 gallons of water per minute. The MK2 engine WILL NOT be operated out of water for more than 20 minutes at idle speed. Any maintenance task step that requires engine operation MUST BE performed with the boat in water or by following Out of Water Engine Operationprocedures (TM 5-1940-277-20).e.Standard maintenance procedure requires that an operational check be performed after completion of repairsif possible. This step is not called out as part of the procedure.Change 33-2
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