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Quietside QVM 9-090W1-NG, Manual

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QVM 9

Series

24

Thermostat Model FR-5

Using the Thermostat, FR-5

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Summary of Contents for QVM 9-090W1-NG

Page 1: ...arranty Does Not Cover 1 Installations by other than qualified heating contractors 2 Installations of equipment for other purposes than those intended by the instructions supplied with this equipment...

Page 2: ...guish any open flame y Do not try to light any appliance y Do not touch any electrical switch do not use any phone in your building y Immediately call your gas supplier from a neighbor s phone Follow...

Page 3: ...16 y Installation of the Flue 18 y Draining Condensed Water 21 y About the FR 5 Thermostat 22 y Installation of the Thermostat 23 y Using the Thermostat FR 5 24 y Test Operation and Checks 28 y Routin...

Page 4: ...QVM 9 Series 2 Model QVM 9 090W1 NG 125W1 NG 150W1 NG Identifying the Components...

Page 5: ...THE BURNER BY HAND 5 TURN KNOB OF GAS VALVE TO OFF POSITION 6 WAIT A FEW MINUTES TO CLEAR OUT ANY GAS THEN SMELL FOR GAS INCLUDING NEAR THE FLOOR IF YOU DON T SMELL GAS GO TO THE NEXT STEP 7 TURN KNOB...

Page 6: ...ater level in the heat exchanger is continuously monitored to prevent the water heater from operating if there is no water or a restricted flow of water in the unit The water heater will be automatica...

Page 7: ...he Check Lamp is LIT during the operation it means that the gas supply has run out Check the lamp frequently For other troubleshooting see page 35 and 38 CAUTION Do not use the water heater for other...

Page 8: ...prolonging the life of the unit Setting the water heater temperature at 120 F will reduce the risk of scalds Some states require settings at specific lower temperatures The table below shows the appr...

Page 9: ...it instantaneously The modulating gas burner allows water to heat up evenly as it is being used The QVM 9 will continue to heat the water until the source or sources are shut off This on demand use al...

Page 10: ...cally restart In cold weather climates manual resets could cause freeze damage 12 Safety Protection During Power Outages When the power fails the gas valve is automatically shut down 13 Automatic Fill...

Page 11: ...lways monitored and the water heater will not start when there is no water in the exchanger 8 Thermostat Safety Protection If the thermostat fails combustion will be stopped and the gas supply is auto...

Page 12: ...a heating cycle The unit will switch over from heating to provide domestic hot water When the use of hot water is stopped The unit automatically converts back to the heating mode If hot water is to b...

Page 13: ...thermostats drain valve and relief valve As the gas water heater is to be installed indoors they shall not be installed outdoors such as in the porch Do not install water heater on a combustible wall...

Page 14: ...e brass male connectors below the unit Allow fittings to cool before attaching to unit Use only approved coupling unions with O rings to attach field piping to unit The heating pipe should be 3 4 and...

Page 15: ...plumbing supplier Mixing type valve Controls the desired hot water temperature and ensures constant hot water temperature in the faucets accuracy 2 Ensures safety through the built in anti burn scald...

Page 16: ...ater heater WARNING For safe operation an ample supply of air must be provided for proper combustion and ventilation in accordance with the national fuel gas code ANSI Z223 1 or CAN CGA B149 1 or B149...

Page 17: ...ce the risk if location in such an area cannot be avoided Flammable items pressurized containers or any other potential fire hazardous articles must never be placed on or adjacent to the water heater...

Page 18: ...ockage These are parts of the gas supply system not the water heater Vent blockage may occur during ice build up or snow storms When local codes require a main manual shut off valve outside the water...

Page 19: ...mmediate and severe damage to the gas valve and its internal pressure regulating device and could result in property damage and or personal injury Set DIP switch 1 to the ON position priority fill The...

Page 20: ...urn back to the water heater Do not place the outdoor termination kit in an area where discharge gases will be directed towards evergreen shrubbery Assemble the flue using the following illustration a...

Page 21: ...connection of the air supply hose must be sealed by the wire clamp to prevent any air loss In the connection of the flue duct and the flue elbow an O ring must be inserted to prevent leaks Do not use...

Page 22: ...QVM 9 Series 20 Schematic of SCF 9 Installation Installation of the Flue...

Page 23: ...inimum diameter of 1 2 inch is to be used IMPORTANT The siphon reservoir in the water heater should be filled with water If no water is available do not operate the water heater The condensed water sh...

Page 24: ...ore than others could find that setting the thermostat to the water temperature sensing function will provide the best comfort We suggest trying them both The Air Temperature Mode The QVM 9 hydronic h...

Page 25: ...ge colored stranded wires from unit to the 2 screws located on the FR 5 thermostat 4 Mount the back plate to the wall using either of the above techniques depending on the construction of the wall Rec...

Page 26: ...QVM 9 Series 24 Thermostat Model FR 5 Using the Thermostat FR 5...

Page 27: ...ion in this mode set the temperature control below 104 Rad The unit will stop but the freeze prevention function will stand by 1 Press the Away From Home Saving button The room temperature will be ind...

Page 28: ...emperature will be indicated on the temperature display and the Set Temperature lamp and In Use light will go on 2 Turn the Set Temperature dial to select the desired room temperature the temperature...

Page 29: ...t recommended to use this unit for making hot beverages 1 If the water heater cannot run due to a failure in the temperature control call for service The two wires at the back of the room thermostat m...

Page 30: ...of gas does not match the one specified on the unit rating plate modification and re adjusting will be required Consult your heating dealer or a qualified technician with the gas utility company Test...

Page 31: ...heater refer to page 21 Turn 1 DIP switch to ON position Trial Operation mode Install the room thermostat FR 5 Power lamp will flash 1 second ON 1 second OFF during trial operation Open the manual wat...

Page 32: ...t water provided from the water heater If the power supply to the water heater is shut off after the test operation completely drain water from the system heating hot water to prevent possible freeze...

Page 33: ...H OR OTHER STATIC CREATING MATERIAL TO CLEAN DUST AND CARBON DEPOSITS FROM HEATING SURFACES AND VENT SUCH DEPOSITS ARE FLAMMABLE AND MAY BE IGNITED BY STATIC ELECTRICITY USE A METAL BRUSH TO MINIMIZE...

Page 34: ...ub or faucets Check the pressure of the incoming water supply If the pressure is lower than the minimum hot water pressure install a separate pressurizing pump 6 Check for external contamination Stop...

Page 35: ...me applications the flat plate heat exchanger may be subjected to severe conditions including high temperature and or hard water conditions causing accelerated scaling and corrosion rates which will i...

Page 36: ...ties from the system When heating performance is decreased clean the filter by removing clip washing out and re inserting the filter Replace the clip CAUTION THE WATER FLOWING OUT OF THE PRESSURE RELI...

Page 37: ...er 5V DC 09 Fan RPM Failure y Fan failure y Check speed control y Check fan for operation Input voltage 7 40V DC Red Black wires 10 Air Pressure Switch Failure y Fan failure y Air flow switch failure...

Page 38: ...QVM 9 Series 36 Wiring Diagram Error Codes FR 5 Thermostat DIP S W Setting on Main Controller Wiring Connecters...

Page 39: ...37 QVM 9 Series Wiring Diagram...

Page 40: ...pipe If the pipe is clogged contact the unit installer Clean the heating strainer Check the circulation pump After removing the cause press the HEAT ON button again Low or no gas pressure Contact for...

Page 41: ...39 QVM 9 Series Models QVM9 090W1 NG 125W1 NG 150W1 NG Exploded Views...

Page 42: ...Air Vent 1 All QVM9 20 C21708268A BH2507143A Air Vent Inlet Pipe 1 C1220T All QVM9 21 C20901011B BH1301010A Heating Strainer 1 All QVM9 22 C21708255B BH2507097A Heating Return Connection 1 C3712 All...

Page 43: ...M9 125W1 C21708382A BH2507041A 1 STS304 QVM9 150W1 48 C21708252A BH2507057A Gas Control Valve Outlet Connection 1 ALDC All QVM9 49 C21708269B BH2507164A Heat Exchanger Outlet Pipe 1 C1220T QVM9 090W1...

Page 44: ...put BTU hr 40 000 78 300 50 000 100 000 60 000 117 400 Max Temperature Setting o F 176 Continuous DHW production 45F delta T gpm 3 5 4 4 5 3 Continuous DHW production 60F delta T gpm 2 6 3 3 4 0 Conti...

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