PREPARING FOR TEST
WARN I N G
DO NOT perform fuel system checks, inspecions, or maintenance while smoking or near
fire, flames, or sparks. Fuel may ignite, causing damage to equipment and injury or death
Allow engine to cool off before performing maintenance on fuel filter. Hot metal parts can
cause severe burns. Wear eye, hand, and skin protection when working with heated parts.
Wear fuel-resistant gloves and eye protecton when handling fuels. If exposed to fuel,
promptly wash exposed skin and change fuel-soaked clothing.
Failure to follow these warnings may result in injury or death to personnel or damage to
N OT E
Only conduct flow test if battery is sufficiently charged. During measurement, voltage
applied to the heater should be at least 23 V and not more than 25 V.
1. Disconnect fuel pressure line (Figure 1, Item 2) from arctic heater (Figure 1, Item 3).
2. Place end of fuel pressure line (Figure 1, Item 2) in 25 mL measuring cylinder (Figure 1, Item 4).
3. Switch arctic heater ON (Figure 1, Item 3) (TM 5-2410-240-10). When fuel discharges free of bubbles, fuel
pipe is full and vented.
4. Switch arctic heater OFF (Figure 1, Item 3) (TM 5-2410-240-10) and empty measuring cylinder (Figure 1,
END OF TASK