Our first episode of Tiffin Tips features Engineering Director over our Class A/Super C division, Corbette Davis showing us how to winterize and dewinterize a Class A gas model with a Truma System.

0:15 Introductions: Leigh Tiffin and Corbette Davis
1:15 Step 1: Turn off tank fill and water pump
Make sure your water pump and tank fill are turned off. Ensure the bypass valve is set to “normal flow.”
1:39 Step 2: Drain fresh tank
Drain your fresh tank completely before moving over to Truma System
1:45 Step 3: Locating the Truma System
Remove the panel on the side of your coach
Ensure power switch is turned off
Release the valve and lower the drain gate. Remove the water heater filter
2:15 Step 4: Removing excess water with air pressure
Use included hose attachment and secure into city water connection
hook air up and open the valve
2:58 Step 5: Closing up Truma System
Once all the water is out of the system, return to the Truma system.
Close the gate valve.
Release the pressure switch and replace the cover
3:12 Step 6: Draining water from appliances
Loosen copper hose connected to the refrigerator. This valve is located on the passenger side of the coach.
Go inside the coach and drain any water from refrigerator.
Run a cycle in the washing machine and dishwater to get any water out.
3:37 Step 7: Draining Low Point Connections
Remove hose connection from the valve
Drain your low point connections to your hot and cold water
Take off water filter with tool provided.
Dump any water from filter and reinstall.
4:17 Step 8: Antifreeze
Replace inlet of your pump with the included white hose, and place the other end of the hose into the antifreeze jug.
Turn on the pump. But first make sure all of your faucets are closed.
4:49 Step 9: Running Appliances
Run a short 2 minute cycle on both refrigerator and washing machine
Open every fixture until the see the antifreeze coming out.
Close the faucets
5:12 Buttoning everything back up
5:54 Dewinterizing