Rinnai REU-V3237FFU Operation & Installation Manual page 23

M A I N T E N A N C E & S E R V I C E I N F O R M A T I O N
(Freeze Protection)
Install a drip leg (if not already incorporated as part of the water heater) as shown. The drip
leg must be at least three inches long for the accumulation of dirt, foreign material, and
water droplets.
23
V3237 Models
Rinnai Corporation