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

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

TM-55-1905-220-14-8 Landing Craft Utility LCU 1671-1679 NSN 1905-01-009-1056 Manual

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

TM 55-1905-220-14-8

4-5. GENERAL (Continued).

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

NOTE

Tables 4-1A thru 4-3A apply to the Prosser PE250

electric start portable fire pump. Tables 4-1 thru 4-4

apply the Gale Marine P-250 portable fire pump.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Lack of fuel.

Step 1. Empty fuel tank.

Refill fuel tank (Mixture: 2 cans of BIA-TC-W oil and 6 gallons (22.7 liters) of 90 octane gasoline.

Step 2. Fuel line pinched or disconnected.

Check feed lines and repair or replace as required.

Step 3. Plugged vent hole in fuel tank filler cap.

Remove filler cap and clean vent hole.

Step 4. Fuel line connector plugged.

Remove connector and clean.

Step 5. Inpulse tube loose or pinched.

Check impulse tube and repair or replace as required.

2. Poor or no ignition spark.

Step 1. Ignition not turned on.

Turn ignition on.

Step 2. Spark plugs wet or carbon fouled.

Check spark plugs.

Step 3. Spark plug electrode broken.

Check spark plugs.

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