Uploaded January 2018 | Updated September 2026, 50 minutes ago

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This skill video demonstrates how to resupply an ARFF vehicle with water.

Water Resupply – Water Tender (Mobile Water Supply)
1. Position water tender to resupply ARFF apparatus.

2. Connect supply hose from water tender to ARFF apparatus water fill connection.

3. Open ARFF apparatus tank pressure relief devices, if necessary.

4. Open ARFF apparatus tank fill valve.

5. Engage tender water pump.

6. Open tender discharge valve.

7. Monitor water resupply process.

8. When ARFF apparatus water tank is full, shut off tender discharge valve.

9. Close ARFF apparatus water tank fill valve.

10. Disengage tender water pump.

11. Disconnect supply hose from ARFF apparatus.


Water Resupply - Overhead Water Fill Point
1. Position ARFF apparatus under overhead water fill point for resupply.

2. Open ARFF apparatus water tank fill hatch.

3. Place overhead water fill hose into ARFF apparatus water tank opening.

4. Open overhead water fill point valve.

5. Monitor water resupply process.

6. When ARFF apparatus water tank is full, shut off overhead fill point valve.

7. Close ARFF apparatus water tank fill hatch.


Water Resupply - Hydrant
1. Position ARFF apparatus for resupply.

CAUTION: Do not overpressurize tank - see manufacturer’s
instructions.

2. Connect supply hose to ARFF apparatus water fill connection.

3. Connect supply hose to hydrant.

4. Open ARFF apparatus water tank pressure relief devices, if necessary.

5. Open ARFF apparatus water tank fill valve.

6. Open hydrant valve.

7. Monitor water resupply process.

8. When ARFF apparatus water tank is full, shut off hydrant valve.

9. Close ARFF apparatus water tank fill valve.

10. Close ARFF apparatus water tank pressure relief devices, if necessary.

11. Disconnect supply hose from ARFF apparatus and hydrant.