Operation CHARM: Car repair manuals for everyone.

Fuel Tank Purging

Note: The fuel tank should be purged before being repaired

Remove or Disconnect:
1. Fuel tank from vehicle
2. Fuel gage sending unit
3. All remaining fuel from the tank

Inspect:
- Fuel tank for any remaining fuel

Install or Connect:
1. Tap water into the tank until it is full
- Move the tank to the flushing area, (wash deck)
- Agitate the water vigorously and then drain it

2. Gasoline emulsifying agent into the tank
- Use an available emulsifying agent such as Product-Sol No. 913 or equivalent

3. Water into the fuel tank
- Refer to the emulsifying agent specifications for the mixture ratio
- Agitate the mixture for ten minutes
- Drain the tank completely
- Fill the tank with water until it overflows
- Completely flush out any remaining mixture
- Drain the fuel tank
- Use an explosion meter (if available) to check for a negative reading
- Perform the required service work