Helton water heater/shower system install
 
Into a 2004 Tacoma - in about 2.5 hours - scouted out all the extra parts needed to make a clean install - I added quick disconnects and 12v outler up front for easy use.
 

   


The heater hose location
The hot water hose to be cut and tee'd off
The cold water hose to be cut and tee'd off
Moved the ground wire to here
This bracket needs to be bend down a bit to make more room for the heat exchange
The 3/8" vinyl hose and rubber clamps can be purchase from cruiseroutfitters.com
The Helton heat exchanger Tees - adjustment valve and shower pump
The heat exchanger with the red bands for the hot side
The pump and 12V switch and connections
The adjustment valve for the hot water system - for blending
nylon cord hose and garden hose quick disconnects from the local hardware store
Quick disconnects with the hose -> to 3/8" barbed connections in two
Quick disconnects with the hose -> to 3/8" barbed connections together
The heat exchanger bolted up in place
First cut on the heater hose for the tee insert
The tee inserted into the hot water side of the heater hose
90 degree pre bent 1/2" hoses from the local Napa store
Getting the approx. length for the hot water input hose
Teflon tape on the threaded joints of the adjuster
Adjuster fitting in this hot water side
The hose and adjuster ready for installation
The heat exchanger in place front view
The heat exchanger left side view
Cold water heater hose in place
The heat exchanger in place right side view
The heat exchanger front view
Routing the shower and cold water input hoses
Routing the shower and cold water input hoses
Cutting aluminum angle for the quick disconnects mounting
Drilling the angle bracket with a metal hole saw
Bracket painted flat black
Converting the clear vinyl hose to the shower head connection
Adding the washer and the shower head
Shower head and quick disconnect
Fitting the quick disconnect to the pump hose
The quick disconnect fitted to the 12v pump hose
the quick disconnects mounted ( need to zip tie the hoses to the tube bumper)
side view of the quick disconnects mounted
top view of the quick disconnects
Helton heater over view
Cutting the hole for the 12v outlet with a metal hole saw
Fitting the marine grade 12v outlet
Poor mans heat gun
Wires with shrink tube - solid and water proof
testing the shower with a 2 gal portable marine bucket - nice!