How to Winterize Your Camper
When storing your Northern Lite truck camper through periods of freezing weather, in an unheated environment, it will be necessary to winterize the water system. Damage to water system components will result if the proper winterization steps are not taken.
Winterizing procedures for
9-6 SE AND 8-11 EX SE campers
Winter- Open
Summer- Close
Winter- Close
Summer- Open
End Cap
3 of 3Fig #1
Fresh Tank Drain
Winter- Open
Summer- Close
1 of 5 DCold Low Point Drain
Open to drain for winter then close.
Once drained for summer keep closed.
2 of 5 EOpen Hot Low Point
Drain then close once drained.
For summer, keep closed.
3 of 5 GGray Tank Drain
4 of 5 HBlack Tank Drain
5 of 5Fig #2 - 9-6Q Driver's Side Back
Fresh Tank Drain
Winter- Open
Summer- Close
1 of 5 DCold Low Point Drain
Open to drain for winter then close.
Once drained for summer keep closed.
2 of 5 EOpen Hot Low Point
Drain then close once drained.
For summer, keep closed.
3 of 5 GGray Tank Drain
4 of 5 HBlack Tank Drain
5 of 5Fig #3 - 8-11 EX Driver side back
Close for Winter
Open for Summer
1 of 3 BClose for Winter
Open for Summer
2 of 3 COpen for Winter
Close for Summer
3 of 3Fig #4 - Located under the bench seat
Fig #5 - Located on driver side exterior
Winterization Steps
1
Drain fresh tank. Open valve “C” on (Fig# 2) and leave open, shown closed in (Fig#2)
2
Open cold low point drain valve “D” (Fig#2) close, once drained, shown closed in
(Fig#2)
3
Open hot low point valve “E” Fig#2 close once drained. Shown closed in (Fig #2)
4
Close valve “B” water tank supply (Fig #1). Shown closed.
5
Open valve “A” and remove cap “F” and connect clear flex line (Fig#6) and put other
end into 1 gallon jug of RV Antifreeze (Fig#7).
6
Bypass hot water tank (Fig #4) close valve “A” & “B” for winter (Fig#4) Open valve “C” for winter (Fig#4).
7
Drain hot water tank from outside by removing drain plug (A), open pressure relief valve (B) when draining (Fig#5). On Suburban heaters the plug is metal, on Atwood Dometic heaters the plug is white plastic.
8
Turn water pump on and turn kitchen faucet on hot then cold until antifreeze comes out . In bathroom turn each tap on until antifreezes comes out and then pull up shower diverter until antifreeze comes out shower end. Flush toilet until antifreeze comes out. Turn outside shower on cold first until antifreeze comes out then hot until antifreeze comes out.
9
Pour 1 cup of antifreeze down each drain including the floor drain in the shower.
10
Drain black and gray tanks.
11
Your unit is now winterized!
Fig #6 - Clear flex line
Fig #7 - Antifreeze
Winterizing procedures for 10-2 EX
Winter- Open
Summer- Close
Cold Low Point Drain
Open to drain for winter then close once drained.
For summer, keep closed.
2 of 8 EHot Low Point Drain
Open to drain for winter then close once drained.
For summer, keep closed.
3 of 8 FEnd Cap
4 of 8 GGray Tank Drain
5 of 8 HBlack Tank Drain
6 of 8 IBlack Tank Drain
7 of 8 JBlack Tank Drain
8 of 8Fig #1
Winter- Close
Summer- Open
Winter- Close
Summer- Open
Winter- Open
Summer- Close
Fig #4 - To access, remove panel under bench seat closest to cab over bed.
Fig #5
Fig #6 - Clear flex line
Winterization Steps
1
2
Drain fresh tank. Open valve “C” on (Fig# 2) and leave open, shown open in (Fig#2)
3
Open cold low point drain valve “E” (Fig#1) close, once drained, shown closed in (Fig#1)
4
Open hot low point valve “D” Fig #1 close once drained. Shown closed in (Fig #1)
5
Close valve “I” water tank supply (Fig #1) shown closed
6
Open valve “J” and remove cap “F” and connect clear flex line (Fig#6)and put other end into 1 gallon jug of RV Antifreeze (Fig#7).
7
By Pass hot water tank (Fig #4) close valve “A” & “C” for winter (Fig#4) Open valve “B” for winter (Fig#4).
8
Drain hot water tank from outside by removing metal drain plug (A), open pressure relief valve (B) when draining (Fig#5). On Atwood Dometic heaters, the drain plug is a white plastic plug.
9
Turn water pump on and turn kitchen faucet on hot then cold until antifreeze comes out . Inbathroom turn each tap on until antifreezes comes out and then pull up shower diverter untilantifreeze comes out shower end. Flush toilet until antifreeze comes out. Turn outside shower oncold first until antifreeze comes out then hot until antifreeze comes out
10
Pour 1 cup of antifreeze down each drain including the floor drain in the shower.
11
Your unit is now winterized!
Fig #7 - Antifreeze
Winterizing procedures for
Older 10-2 EX & 8-11Q campers
Winter- Open
Summer- Close
Winter- Open
Summer- Close
Winter- Open
Summer- Close
Cold Low Point Drain
Open to drain for winter then close once drained.
For summer, keep closed.
4 of 8 EHot Low Point Drain
Open to drain for winter then close once drained.
For summer, keep closed.
5 of 8 FEnd Cap
6 of 8 GGray Tank Drain
7 of 8 HBlack Tank Drain
8 of 8Fig #1 - Driver's side rear of camper
Winter- Close
Summer- Open
Winter- Close
Summer- Open
Winter- Open
Summer- Close
Fig #2
Fig #3
Winterization Steps
1
Drain fresh tank. Open valve “C” and leave open, shown open in Fig#1.
2
Open cold low point drain valve “D” (Fig#1) close once drained, shown closed in
Fig#1.
3
Open hot low point valve “E” (Fig#1) close once drained. Shown closed in Fig #1
4
Close valve “B” water tank supply. Shown closed in Fig #1.
5
Open valve “A” and remove cap “F” and connect clear flex line (Fig#4) and put
other end into 1 gallon jug of RV Antifreeze (Fig#5).
6
Bypass hot water tank (Fig #2) close valve “A & “B” for winter Fig#2 Open valve “C” for winter (Fig#2).
7
Drain hot water tank from outside by removing white plastic drain plug, open pressure relief valve when draining (Fig#3).
8
Turn water pump on and turn kitchen faucet on hot then cold until antifreeze comes out . In bathroom turn each tap on until antifreezes comes out and then pull up shower diverter until antifreeze comes out shower end. Flush toilet until antifreeze comes out. Turn outside shower on cold first until antifreeze comes out then hot until antifreeze comes out.
9
Pour 1 cup of antifreeze down each drain including the floor drain in the shower.
10
Drain black and gray tanks.
11
Your unit is now winterized!
Fig #4 - Clear flex line
