SYMPTON INDEX - TM-55-1905-219-14-80013

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SYMPTON INDEX

TM-55-1905-219-14-8 Landing Craft Utility (LCU) 1667 Class Boston Hull Numbers 1667-1670 NSN 1905-00-168-5764 Manual

SYMPTON INDEX (Continued)

TM 55-1905-219-14-8

4-5. GENERAL (Continued).

SYMPTON INDEX

EQUIPMENT

MALFUNCTION

TABLE

Lube Oil Transfer

Pump does not deliver or delivers

Hand Pump

below rated capacity

4-5-M1

Evidence of excessive leakage

4-5-M2

Pump is excessively noisy and

vibrates in operation - turns

hard, or binds

4-5-M3

Air Conditioner

Abnormal operating pressures/

temperatures

4-6

High head pressure

4-6-M1

Low head pressure

4-6-M2

High suction pressure

4-6-M3

Low suction pressure

4-6-M4

Compressor crankcase cold

4-6-M5

High crankcase temperature

4-6-M6

Erratic operation

4-7

Compressor will not start

4-7-M1

Compressor short cycles or high

pressure cut-out

4-7-M2

Compressor short cycles or low

pressure cut-out

4-7-M3

Compressor runs continuously

4-7-M4

Lubrication troubles

4-8

Oil leaves compressor crankcase

4-8-M1

Oil does not return to crankcase

4-8-M2

Lubrication troubles (Continued)

Low oil pressure or no oil

4-8-M3

pressure

Compressor cuts out on low oil

pressure

4-8-M4

System noises

4-9

Compressor noise

4-9-M1

Pipe rattles

4-9-M2

Hissing

4-9-M3

Capacity control troubles

4-10

Compressor will not unload

4-10-M1

Compressor will not load

4-10-M2

Any one cylinder will not unload

4-10-M3

Any one cylinder will not load

4-10-M4

Compressor noise varying with

unloading

4-10-M5

Rapid unloading cycling

4-10-M6

Cooling coil troubles

4-11

Loud hissing at thermal expansion

valve

4-11-M1

4-5