TM-9-2815-210-34-2-2 LDS-465-1/LDS-465-2 Multifuel Engine Maintenance Manual Part 2
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TM 9-2815-210-34-2-2 FRAME 2 1. 2. 3. 4. 5. 6. NOTE Two types of oil pressure regulator have been used on these engines. This task is the same for both except as noted. On early model oil pressure regulators, if upper plug (1) or upper spring (2) are found to be damaged, change both parts. Only late model plug (3) and spring (4) are now available. On early model pressure regulators, check that threads on four mounting screws (5), pipe plug (6), plug (1), and plug (7) are not damaged. Fix minor thread damage with a thread chaser. On early model pressure regulators, check that plugs (1 and 7) are not cracked. Check that springs (2 and 8) are not cracked or worn. Throw away cracked plugs and cracked or worn springs and get new ones. On late model pressure regulators, check that threads on four mounting screws (5), pipe plug (6) and plug (9) are not damaged. Fix minor thread damage with a thread chaser. On late model pressure regulators, check that plugs (3 and 9) are not cracked. Check that spring (4) and spring (8) are not cracked or worn. Throw away cracked plugs and cracked or worn springs and get new ones. Check that two plungers (10) are not cracked. If plunger is cracked, throw it away and get a new one. WARNING Dry cleaning solvent is flammable, Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well-ventilated places. Failure to do this may result in injury to personnel and damage to equipment. Check that two plungers (10) do not have nicks or burrs, Fix small nicks and burrs with a fine mill file or crocus cloth dipped in dry cleaning solvent. GO TO FRAME 3 4-200