Regal 26 FASDECK Owner's Manual page 265

WASTE/TOILET SYSTEM:
1. Pump out waste holding tank, ush the tank with fresh
water and pump out again.
2. With non-toxic propylene glycol antifreeze in the
fresh water tank, operate head until antifreeze ows into
bowl of each head. Allow time between ushes for the
vacuum to build up.
3. Operate macerator until antifreeze has a steady
ow coming from the discharge tting. Pour non-toxic
propylene glycol antifreeze solution in head and ush
head as needed to produce enough ow to winterize the
macerator.
4. Leave at least 2 gallons of non-toxic propylene glycol
antifreeze solution in the holding tank during storage.
Storage & Winterization
NOTICE
USE A SPECIAL NON TOXIC ANTIFREEZE
IN THE FRESH WATER & WASTE SYSTEM
WHICH IS AVAILABLE AT RV AND
MARINE DEALERS.
DO NOT USE AN AUTOMOTIVE
TYPE ANTIFREEZE.
IT CAN BE HIGHLY
POISONOUS AND CORROSIVE.
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