Loading And Unloading The Trailer
3. Verify blow down valve (B) is open. See Figure 5-2.
Figure 5-2 – Blow Down Valve Open
^ WARNING
Risk of death or serious injury from falling. Failure to use restraining devices may result in falling from top of tank, which can result in serious injury or death. Use handrails at rear ladder. Raise folding handrails at top of tank, if equipped. Use tie-off protection.
4. Verify tank pressure gauge (C) reads zero pressure. See Figure 5-3.
Figure 5-3 – Tank Pressure Gauge Reading Zero
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