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Tiffin Motorhomes Knowledge Base

Installation Guide

 

Access the complete PDF here: Installation Guide

 

Overview

Two requirements to install the ShowerMiser.

  1. You must be able to make connections to the non-pressurized side for the system to work properly.
  2. You must be able to get to the inside wall behind your shower where the plumbing is located.

 

Tools/Items Needed

  • Power Drill
  • Hole Saw 13/16 inch drill bit (NOT 7/8 inch!)
  • Crayon or Erasable Marker (any color)
  • Teflon Tape
  • Silicon Caulking/Sealant
  • Clean Soft White Cloth
  • Channel Locks

 

Items Included in Kit

  • SHOWERMI$ER Unit
  • Solid Brass 2 way Diverter
  • Diverter Washer
  • ½” All Thread Nipple 2 ½” long
  • ½” Locknut Washer
  • ½” Locknut

 

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Items not Included in Kit

  • ½” Pex Pipe
  • ½” Pex to Female threaded Fitting
  • Fittings (number of fittings depends on were and what you are connecting) to connect to the non-pressurized side of the water system.

 

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Step 1

Showermiser connects anywhere on the non-pressurized side of the fresh water system, like the fresh water tank or the input side of the water pump.

Note: Fill Line, Drain Line, or Overflow line are recommended.

 

Step 2

Gain access to the back of the shower where the shower plumbing is installed. Again, Contact your local dealer for installation assistance if needed.

 

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Step 3

Determine the length of PEX pipe needed to go from the showerhead to your connection point on the NONPRESSURIZED side of the water system.

Procure the amount of pipe needed and the proper fittings to complete the connections when finished.

 

Step 4

Locate water input point at shower.

 

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Step 5

Remove shower head or shower hose from water input pipe.

 

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Step 6

Attach Showermiser unit to water input pipe. Note: For left or right side installs diverter lever may be repositioned.

 

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How to Reposition Lever

For Left side installs diverter lever may be repositioned. The post on the lever unscrews and the Allen screw is loosened to reposition the lever. Note: To reposition, rotate Lever as needed degrees and reassemble.

 

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Step 7

Using Crayon or Erasable Pen locate the center point of 90 Deg Elbow.

 

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Step 8

  • Remove the Showermiser unit.
  • Using a 13/16” inch hole saw drill a hole where the mark had been made at center of Elbow opening.

 

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Step 9

  • Apply Teflon Tape on to both sides of the ½” All Thread Nipple to make a water tight seal when connecting the fittings together.
  • Attach ½” x 2 ½” long All Thread Nipple (Included in kit) to the 90 degree Elbow side of Showermiser.
  •  

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Step 10

Insert ½” x 2 ½” long All Thread Nipple (now attached to 90 degree elbow side of the Showermiser) into the wall.

 

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Step 11

  • Using the ½” Washer & Locknut (Included in kit), attach the All Thread Nipple with the washer & Locknut to the back of the shower. Hand tighten securely to the shower wall (washer first, then nut).
  • Do not over tighten! 

 

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Step 12

  • Apply Teflon Tape on to both sides of the ½” All Thread Nipple to make a water tight seal when
  • Attach the Pex pipe, with a ½” female fitting. Hand tighten securely to the ½” All Thread Nipple.

 

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Step 13

1. Reattach SHOWERMI$ER unit (with the diverter washer) to shower water input pipe. Again, use some Teflon Tape to make a water tight seal.

2. Reattach shower head or shower hose to the SHOWERMI$ER 2 way diverter.

3. Add small bead of calking around elbow and shower wall.

 

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Step 14

Add a bead of silicon calking around the base of the elbow that is against the shower wall to make a water tight seal.

 

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Step 15

Connect the other side of the Pex pipe to the non pressurized side of the water system you had previously located.

 

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Step 16

Test The System

  1. Turn the Showermiser lever to the bypass or closed position.

 

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  1. Turn on hot water valve to full. If the Showermiser lever is in the correct position, no water will come out of shower head.
  2. Keep an eye on the Blue portion of the Showermiser unit. When the white and blue pin stripes appear the hot water has arrived!

 

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  1. Turn the Showermiser lever to the open position. You now have hot water.

 

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CAUTION! WATER WILL BE HOT! TO AVOID BEING BURNED ADJUST THE HOT AND COLD WATER MIX BEFORE TURNING THE LEVER BACK TO THE SHOWER HEAD.

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