How to Use an RV Water Heater

Intermediate 45 min 17 steps 18501 views Rating: 3.8/5 Published: 2026-02-05

Hook a hose to the RV's water intake valve.. Attach the other end of the hose to a water source.. Turn the water source on.

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Steps

1

Hook a hose to the RV's water intake valve.

Step 1

Hook a hose to the RV's water intake valve.

2

Attach the other end of the hose to a water source.

Step 2

Attach the other end of the hose to a water source.

3

Turn the water source on.

Step 3

Turn the water source on.

4

Fill the water tank up to the fill line.

Step 4

Fill the water tank up to the fill line.

5

Close the water heater bypass valve.

Step 5

Close the water heater bypass valve.

6

Turn on the hot water tap on one of your sinks.

Step 6

Turn on the hot water tap on one of your sinks.

7

Let the water flow until there is no more air coming out.

Step 7

Let the water flow until there is no more air coming out.

8

Open your propane tank.

Step 8

Open your propane tank.

9

Flip the "Water Heater" switch inside your RV if you have an auto start.

Step 9

Flip the "Water Heater" switch inside your RV if you have an auto start.

10

Open the control panel on the outside of your RV for manual starts.

Step 10

Open the control panel on the outside of your RV for manual starts.

11

Turn the knob on the control panel to "Pilot" for a manual start.

Step 11

Turn the knob on the control panel to "Pilot" for a manual start.

12

Ignite the pilot light with a long barbecue lighter.

Step 12

Ignite the pilot light with a long barbecue lighter.

13

Switch the control knob from "Pilot" to "On.

Step 13

Switch the control knob from "Pilot" to "On.

14

Connect the RV to a power source.

Step 14

Connect the RV to a power source.

15

Turn the water heater power switch on.

Step 15

Turn the water heater power switch on.

16

Wait 60-90 minutes for the water to heat up.

Step 16

Wait 60-90 minutes for the water to heat up.

17

Turn the switch off when you're done using the hot water.

Step 17

Turn the switch off when you're done using the hot water.

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