Welcome to the forum from Spring TX.
Suggest you contact your selling dealer and obtain the manuals for your trailer, you paid for them when you bought it. Surprised your PDI (pre delivery inspection) didn't address the operation of the things in your post. Your dealer should have insisted on a walk through before you left his lot.
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Drivin, Miss Daisey & the boss, Toppi
2018 Berkshire XL40B-380, SFE=244
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