background image

AP14044 (06/06)

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!

!

Direct Vent Gas

CERTIFIED

R

31-80813-00

Summary of Contents for PTG-53

Page 1: ...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...

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: ...er 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 combustible mater...

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: ...of any flammable liquids which may be improperly stored or accidentally spilled The water heater should be installed as close as practical to the vent termination to minimize vent length and the numbe...

Page 8: ...entional 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 combustion...

Page 9: ...l the appliance vent adapter and properly vent the water heater to the outdoors as outlined in the Venting section of this manual will result in unsafe operation of the water heater causing death seri...

Page 10: ...and dispose of condensate from venting systems When a water heater is vented horizontally the vent pipe can have a DOWNWARD or UPWARD slope towards the termination If an UPWARD slope is used a condens...

Page 11: ...let to any building or other appliance 6 inches 15 cm for appliances 10 000 Btuh 3 kW 12 inches 30 cm for appliances 10 000 Btuh 3kW and 100 000 Btuh 30kW 36 inches 91 cm for appliances 100 000 Btuh 3...

Page 12: ...maintenance Do NOT extend exposed vent pipe of indoor water heaters outside of building Guard vent against accidental contact with people and pets Indoor Water Heater 12 WARNING Moisture in the flue...

Page 13: ...ent seal is made Now attach the female end of the air intake tee to the male end of the 3 5 concentric vent pipe Push firmly on the air intake tee until the outer jacket has made contact with the snap...

Page 14: ...llow the vent manufacturer s recommended installation instructions provided with the vent purchased from the manufacturer Chase Requires 6 15 cm Clearance to Combustibles Firestop Firestop Roof Jack A...

Page 15: ...or pressure relief valve To ensure proper operation of the water heater the following water pressure guidelines should be followed Operation of the water heater requires the minimum water pressure of...

Page 16: ...e 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 Valve between the water heater and the wa...

Page 17: ...be installed in the discharge line Notice Local codes govern the installation of relief valves If local codes require that a temperature and pressure relief valve should be installed the manufacturer...

Page 18: ...the action of LP gas 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...

Page 19: ...controls can 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 atte...

Page 20: ...the water heater 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 th...

Page 21: ...eration Verify correct operation after servicing BK 8 R GR Y B O W BR WATER FLOW SENSOR OVER HEAT LIMITER BK GND GND THE CONNECTORS OF DUAL AND MULTIPLE LED CONTROL BATH BATH CONTROL1 CONTROL2 ARE INT...

Page 22: ...Water Filter Drain Valve Drain Hose To Suitable Drain 1 4 Per Foot Downward Pitch NOTICE The National Fuel Gas Code NFGC and B149 mandates a manual gas shut off valve See NFGC B149 for complete instru...

Page 23: ...y 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 defect caused...

Page 24: ...sufficient for the water heater Gas line equipped with shut off valve union and sediment trap Approved pipe joint compound used Soap and water solution used to check all connections and fittings for...

Page 25: ...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 26: ...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 27: ...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 28: ...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 29: ...tructions DO NOT operate the unit if vent system shows signs of leaking exhaust Check to make sure that the air intake and vent outlet on the termination has not been blocked or contain debris Burner...

Page 30: ...freezing 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 in...

Page 31: ...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 32: ...r safety devices Refer repairs to qualified service personnel CAUTION Make certain power to water heater is OFF before removing protective cover FOR ANY REASON CAUTION Label all wires prior to disconn...

Page 33: ...as noted below and number of parts desired CAUTION For your safety DO NOT attempt repair of electrical wiring gas piping burners vent connectors or other safety devices Refer repairs to qualified ser...

Page 34: ...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 35: ...35 Notes...

Page 36: ...ll be located in the room that houses the appliance or equipment and shall a Be powered by the same electrical circuit as the appliance or equipment such that only one service switch services both the...

Reviews: