PrecisionTemp ShowerMate-550 User Manual Download Page 1

LPG GAS ON DEMAND
WATER HEATER

Model 
ShowerMate-550

11 Sunnybrook Drive
Cincinnati, OH. 45237
Phone: 513-641-4446 * 800-934-9690
Fax:      513-641-0733
www.precisiontemp.com

FOR YOUR SAFETY

WHAT TO DO IF YOU SMELL GAS

Extinguish any open flame.

Shut  off  the  gas  supply  at  the  gas 
container or source

Do  not  touch  any  electrical  switch 
or  use  any  phone  or  radio  in  the 
boat.

Do  not  start  the  boat’s  engine  or 
electrical generator.

Contact the nearest gas supplier or 
qualified  service  technician  for 
repairs. 

If you can not reach a gas supplier 
or  qualified  service  technician, 
contact the nearest fire department.

Do  not  turn  on  the  gas  supply  until 
the gas leak(s) has been repaired.

The  Shower-Mate  is  a  power  vented  automatic  instantaneous  water  heater  designed  to  be  installed  in 
ventilated  marine  applications.    This  appliance  must  be  installed  in  a  ventilated  compartment  and  in 
compliance with any applicable Coast Guard and ABYC recommendations.

Every water heater is inspected and tested before it leaves the factory.   In order for this unit to operate 
safely and effectively, all installation instructions must be followed.   Failure to comply with all installation 
and operating instructions will void the warranty.  PrecisionTemp, Inc. will not be responsible for anything 
that is a result of non-compliance.

FOR YOUR SAFETY

DO  NOT  STORE  OR  USE  GASOLINE 
OR OTHER FLAMMABLE VAPORS AND 
LIQUIDS  IN THE  VICINITY  OF THIS  OR 
ANY OTHER APPLIANCE.

WARNING!

Improper installation, adjustment, 
alteration,  service  or  maintenance  can 
cause  property  damage,  personal  injury 
or  loss  of  life.    Refer  to  the  installation 
instructions  and/or  operating  instruct-ions 
provided  with  this  appliance.   A  qualified 
installer  service  agency  or  the  gas 
supplier  must  perform  installation  and 
service.

WARNING: If the information in these 
instructions is not followed exactly, a fire 
or explosion may result causing 
property damage, personal injury or loss 
of life.

Critical Installation Warnings

• All combustion air must be supplied from outside the 
Boat, and all products of combustion must be vented to 
outside the Boat.
• DO NOT vent water heater with venting system serving 
another appliance.
• DO NOT modify water heater in any way.
• DO NOT alter water heater for a positive grounding 
system.
• DO NOT HI-POT water heater unless electronic ignition 
system (circuit board) has been disconnected.
• DO NOT use battery charger to supply power to water 
heater even when testing.

Keep this book with the water heater at all times.  It contains 
instructions  regarding  installation,  operation  and 
maintenance  of  your  water  heater.    If  you  need  further 
information, contact your dealer, your nearest service center 
or PrecisionTemp. 

   

Rev. 3/15

Summary of Contents for ShowerMate-550

Page 1: ...e responsible for anything that is a result of non compliance FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WARNING...

Page 2: ...he heater as close to the gas supply as practical to minimize length of the gas line Although the ShowerMate can be mounted with zero clearance around the sides top and bottom be sure that the install...

Page 3: ...l It must be mounted well above the waterline while keeping the flue pipe run under 10 If PrecisionTemp s optional mushroom vent is used it can be mounted on a vertical or horizontal surface It must b...

Page 4: ...codes Standard on Recreational Vehicles ANSI A119 2 or CAN CSA Z240RV excessive heat If you use a discharge line do not use a reducing coupling or other restriction smaller than the outlet of the rel...

Page 5: ...T REMAIN TURNED ON This allows the burner to fire and electric elements to protect the system Any freezing of the water heater or other plumbing components can cause severe damage that is not covered...

Page 6: ...t 2454 3 Igniter 3328 4 Pressure Relief Valve 1375 5 Modulating Valve Assembly 3381 6 Gas Valve 1073 8 Blower Relay 3619 9 Water Inlet Tube 3545 10 Gas Inlet Tube 3223 11 Ignition Control 3359 14 Vacu...

Page 7: ...When Water Is On Power vent is running 1 Be sure the gas valve at the tank is On there is gas in the tank and the gas line is purged of all air 2 Be sure that flue terminus is not blocked 3 Check that...

Page 8: ...unreasonable use neglect tampering or other causes not arising from defects in material workmanship This warranty extends to the original owner of the product only and is subject to the following cond...

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