Table 4-4. Portable Fire Pump (P-250) Cooling System

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Table 4-3. Portable Fire Pump (P-250) Power Head - Troubleshooting.

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

Table 4-1A. Portable Fire Pump (PE-250) - Hard Starting or Will Not Start.

TM 55-1905-219-14-8

4-5. GENERAL (Continued).

Table 4-4. Portable Fire Pump (P-250) Cooling System -

Troubleshooting.

NOTE

Tables 4-1 thru 4-4 apply the Gale Marine P-250 portable fire pump. Tables 4-

1A thru 4-3A apply to the Prosser PE250 electric start portable fire pump.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Cooling system.

Step 1.

Clogged water inlet.

Step 2.

Blown or faulty cylinder head gasket to cause piston

damage or failure to prime.

Step 3.

Clogged water lines.

4-17