Rheem PH-16(FISN)(FISP) Use And Care Manual Download Page 1

Indoor Water Heater

Outdoor Water Heater

AP14016 (04/06)

FOR YOUR SAFETY!

Do not store or use gasoline or other
flammable vapors or liquids or other
combustible materials in the vicinity of this
or any other appliance. To do so may result
in an explosion or fire.

WHAT TO DO IF YOU SMELL GAS

Do not try to light any appliance.

● 

Do not touch any electrical switch; do not
use any phone in your building.

● 

Immediately call your gas supplier 
from a neighbor’s phone. Follow the 
gas supplier’s instructions.

● 

If you cannot reach your gas supplier, call 
the fire department.

● 

Do not return to your home until authorized 
by the gas supplier or fire department.

Improper installation, adjustment,
alteration, service or maintenance can cause
property damage, personal injury or death.
Refer to this manual. Installation and service
must be performed by a qualified installer,
service agency or the gas supplier.

!

WARNING:

If the information in these instructions is not followed exactly, 

a fire or explosion may result, causing property damage, personal injury or death.

!

The purpose of this manual is twofold: one, to provide the installer with
the basic directions and recommendations for the proper installation and
adjustment of the water heater; and two, to the owner–operator, to
explain the features, operation, safety precautions, maintenance and
troubleshooting of the water heater. This manual also includes a parts
list.

It is very important that all persons who are expected to install, operate
or adjust this water heater read the instructions carefully so they may
understand how to perform these operations. If you don’t understand
these instructions or any terms within it, seek professional advice.

Any questions regarding the operation, maintenance, service or
warranty of this water heater should be directed to the seller from whom
it was purchased. If additional information is required, refer to the
section on If You Need Service.

Do not destroy this manual. Please read carefully and keep in a safe
place for future reference.

Recognize this symbol as an indication of Important Safety
Information!

California Proposition 65 Warning: This product contains
chemicals known to the State of California to cause cancer, birth
defects or other reproductive harm.

!

!

Use & Care Manual

With Installation Instructions for the Installer

Printed in Japan

Tankless 

Water Heater

DESIGN

CERTIFIED

®

Warning: This water heater is not suitable

for use in manufactured (mobile) homes!

!

Indoor and Outdoor Gas

CERTIFIED

R

31-80176

Summary of Contents for PH-16(FISN)(FISP)

Page 1: ...ecommendations for the proper installation and adjustment of the water heater and two to the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the...

Page 2: ...ce READ THIS MANUAL FOR YOUR RECORDS Write the model and serial numbers here You can find them on a label on the appliance Staple sales slip or cancelled check here Proof of the original purchase date...

Page 3: ...well as other flammable materials and liquids adhesives solvents paint thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combu...

Page 4: ...emote control and a dip switch adjustment Only qualified service personnel should perform this adjustment Only factory authorized remote control s should be used Notice When this water heater is suppl...

Page 5: ...e or LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to...

Page 6: ...ON READ ALL INSTRUCTIONS BEFORE USING WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion electric shock or to prevent property damage per...

Page 7: ...which may result in severe burns death or property damage The water heater must be located so it is not subject to physical damage for example by moving vehicles area flooding etc The water heater sho...

Page 8: ...ed or accidentally spilled The water heater should be installed as close as practical to the vent termination to minimize vent length and the number of elbows required for venting The water heater sho...

Page 9: ...ing of conventional frame masonry or metal construction infiltration air is normally adequate for proper combustion and ventilation If the water heater is installed in a confined space provisions for...

Page 10: ...leting the installation and putting the water heater into service DANGER Failure to install the appliance vent adapter and properly vent the water heater to the outdoors as outlined in the Venting sec...

Page 11: ...nce vent adapter manufacturer s instructions Appliance Vent Adapter Water Heater Exhaust Flow A B High Temp Sealant Collar Clamp Draining the Condensate Provision should be made to collect and dispose...

Page 12: ...1 foot 300 mm above opening 6 inches 15 cm for appliances 10 000 Btuh 3 kW 9 inches 23 cm for appliances 10 000 Btuh 3kW and 50 000 Btuh 15kW 12 inches 30 cm for appliances 50 000 Btuh 15kW K Clearanc...

Page 13: ...posed vent pipe of indoor water heaters outside of building Guard vent against accidental contact with people and pets Install outdoor water heater such that air inlet and flue outlet is above anticip...

Page 14: ...walls Reinstall the decorative sheathing around the Wall Thimble This assembly may be painted to match the exterior decor Attach a Rheem approved 3 7 6 cm screened 90 elbow termination to the female...

Page 15: ...vent purchased from the manufacturer Chase Requires 6 15 cm Clearance to Combustibles Firestop Firestop Roof Jack Adjustable Roof Flashing Vent Adapter 3 8 cm Clearance Support Hanger Condensate Trap...

Page 16: ...ate both cold and hot water supply lines DO NOT cover the drain or pressure relief valve To ensure proper operation of the water heater the following water pressure guidelines should be followed Opera...

Page 17: ...nction Installation of unions or flexible copper connections are recommended on the HOT and COLD water lines so that the water heater may disconnect easily for servicing if necessary Install a Check V...

Page 18: ...overn the installation of relief valves If local codes require that a temperature and pressure relief valve should be installed the manufacturer recommends a type 40XL Watts T P relief valve or an equ...

Page 19: ...s Use compound sparingly on male threads only A sediment trap should be installed at the bottom of the gas line Do not use excessive force over 31 5 ft lbs 42 7 Nm in tightening the pipe particularly...

Page 20: ...connect to the water heater Therefore a maximum of three controls can connect to the water heater No other manufacturer s controls are suitable for use with this water heater DO NOT attempt to disasse...

Page 21: ...Place the remote control over the base plate Ensure the projections in the base plate fit into the housings in the remote control Fix the control to the base plate at the bottom of the remote control...

Page 22: ...n servicing controls Wiring errors can cause improper and dangerous operation Verify correct operation after servicing BK 8 R GR Y B O W BR WATER FLOW SENSOR OVER HEAT LIMITER BK GND GND THE CONNECTOR...

Page 23: ...codes or plumbing authority requirements may vary from the instructions or diagrams provided and take precedent over these instructions Vacuum Relief Valve Not Supplied If required install per local c...

Page 24: ...uce the standby heat loss encountered with storage tank heaters This water heater does not store water making an insulation blanket unnecessary The manufacturer s warranty does not cover any damage or...

Page 25: ...upply Gas type matches rating plate Gas supply pressure is sufficient for the water heater Gas line equipped with shut off valve union and sediment trap Approved pipe joint compound used Soap and wate...

Page 26: ...s label 2 Turn off all electric power to the appliance 3 Do not attempt to light the burner by hand 4 Turn the Gas Shutoff Valve located on the outside of the unit clockwise to the OFF position 5 Wait...

Page 27: ...alves are available for reducing point of use water temperature by mixing hot and cold water in branch water lines Contact a licensed plumber or the local plumbing authority for further information Se...

Page 28: ...otter water increases the risk of scald injury Always supervise young children or others who are incapacitated The water heater is equipped with a device that will shut off the gas supply to the burne...

Page 29: ...nance and or cleaning ensure proper operation by turning on a hot water faucet Housekeeping Before performing Housekeeping tasks to this water heater turn the unit off and disconnect the power supply...

Page 30: ...inspect the burner flame Blue flames should be seen when the main burner is firing See figure on left for location of sight glass If any unusual burner operation is noted the water heater should be s...

Page 31: ...eezing conditions even for a short period of time be sure to drain all water from the unit as instructed above Exposure to freezing conditions can occur from down draft of venting system or from insta...

Page 32: ...functions if applicable Check and replace if necessary Error code displayed on remote control See instructions for Error Code and if required contact a dealer for service Not enough water demand Incre...

Page 33: ...as type Improper venting vent material or vent configuration Open the Gas shutoff valve fully Contact gas utility company Fill up LP Gas container or replace with a new cylinder of LP Gas Bleed all ai...

Page 34: ...t connectors or other safety devices Refer repairs to qualified service personnel WARNING For your safety DO NOT attempt to disassemble this unit for any reason Indoor Water Heater Gas Supply Unit Cov...

Page 35: ...then continue as listed below Press the SW2 button on the left hand side of the PCB for more than 1 second The LED on the PCB starts illuminating continuously At the same time the display of the Main...

Page 36: ...f completion of installation the owner shall have a period of thirty 30 days to comply with the above requirements provided however that during said thirty 30 day period a battery operated carbon mono...

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