Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Rinnai RHFE-551FA
Summary of Contents for Rinnai RHFE-551FA
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Page 1: Direct Vent
Direct Vent Service Manual RHFE-551FA RHFE-1001FA RHFE-1001FA/VA RHFE-201FA RHFE-263FA, FAII RHFE-431FA, FAII, FAIII, WTA RHFE-556FA, FAII, FAIII, FTRA, FTRAIII, WTA RHFE-1004FA This document, 200000014 (11/3/2008), supersedes and replaces the Direct Vent Service Manual, TDM-DV-2004. -
Page 2: Table Of Contents
201FA, 263FA, 263FAII Installation ..........66 Troubleshooting (201FA)......40 Wiring Diagram (201FA) ......42 Block Diagram (201FA) ......43 Troubleshooting (263FA, 263FAII) ..44 Wiring Diagram (263FA, 263FAII) ..46 Block Diagram (263FA, 263FAII) ... 47 Rinnai Direct Vent Service Manual... -
Page 3: General Information
• Conversion Manual • Technical Bulletins Technical Support Technicians are available to assist in servicing issues. Contact Rinnai Technical Services at 1-800-621-9419. Recommended Tools • Volt/Ohm/Amp meter with test probes • U tube type manometer with 14 inch water column (W.C.) scale, two hoses and two 1/8 inch taps •... -
Page 4: Specifications
Specifications Rinnai Direct Vent Service Manual... -
Page 5: Sequence Of Operations
6. Fresh air for combustion is drawn from outside and exhaust air is eliminated to the outside. Moisture coming from the vent outside is normal as most high efficient units produce moisture. Rinnai Direct Vent Service Manual... -
Page 6: Fault Isolation
The temperature display will show “1” and then show the most recent fault code. A “2” will then be displayed followed by the second most recent fault code. The 10 most recent fault codes will be displayed in this manner. Rinnai Direct Vent Service Manual... - Page 7 (1 1 0 0 1 0 0 0 0 0 1 1 0 0 0 1 in the example above.) 3. Press the decimal function, “DEC”, and multiply the displayed number by 10 to obtain the combustion cycles. The combustion cycles in this example is 512,490. Rinnai Direct Vent Service Manual...
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Page 8: Fault Isolation Codes
Room Room temperature Check the circuit. (troubleshooting) Temperature thermistor circuit is Thermistor open Disconnection 76 80 Room Room temperature Check the circuit. (troubleshooting) temperature thermistor wire is thermistor short trapped or touching circuit bare metal. Rinnai Direct Vent Service Manual... -
Page 9: Fault Isolation Codes
Check the flue and termination for proper signal is below its limit. installation and blockage. 60 64 68 Flue Block Flue blockage has Check the flue and termination for proper 72 76 been detected based installation and blockage. on fan speed. Rinnai Direct Vent Service Manual... -
Page 10: Fault Isolation - Other Issues
This is normal. Unit shuts off without apparent reason. Check whether filters are blocked. Dirty filters will cause the heater to overheat. Power Failure Switch OFF, then ON again when power is restored to re-set controls. Rinnai Direct Vent Service Manual... -
Page 11: Troubleshooting
11.5 VDC high fire Black - Yellow 85 - 90 VDC 1,300 - 2,000 ohms 31 - 34 *Remember, when reading the resistance of a solenoid coil, you should read across the lugs on the coil. Rinnai Direct Vent Service Manual... - Page 12 If carbon is found on the flame rod, remove and clean carbon from rod. Then you will need to confirm manifold gas pressure, proper air dampers and ensure vent is clear. Also, check for proper orifices. Rinnai Direct Vent Service Manual...
- Page 13 30 to 40 MPH causing turbulence inside the vent terminal, etc. Rinnai Direct Vent Service Manual...
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Page 14: Wiring Diagrams 431Fa Series, 556Fa/Ftra
Wire Diagram RHFE-431FA Series RHFE-556FA/FTRA Rinnai Direct Vent Service Manual... -
Page 15: 556Faiii
Wire Diagram RHFE-556FAIII Rinnai Direct Vent Service Manual... -
Page 16: 556Ftraiii
Wire Diagram RHFE-556FTRAIII Rinnai Direct Vent Service Manual... -
Page 17: Lockout Check List 431Fa Series
Remove flame rod and electrode and inspect for cracks and/or carbon buildup. Clean flame rod and electrode with sand paper. Also, check electrode gap setting, should be 1/8" - 3/16". 9. Check all wire connections for loose and/or broken pins or connections. Disconnect electrical power before performing above task. Rinnai Direct Vent Service Manual... - Page 18 20. If further assistance is needed, please contact your distributor. If they are unable to assist you with repairs, contact Rinnai America's service department at 1-800-621-9419. NOTE: Before any items/products are to be returned to Rinnai, you must first obtain a return authorization number. Any items returned without this number will be returned at owner's/shipper's expense.
- Page 19 100 VDC. Across the POV coil you will read somewhere between 1 - 35 VDC. If the unit goes to lockout before you have time to read all the coils, you may have to cycle it two or three times. Rinnai Direct Vent Service Manual...
- Page 20 20. If further assistance is needed, please contact your distributor. If they are unable to assist you with repairs, contact Rinnai America's service department at 1-800-621-9419. NOTE: Before any items/products are to be returned to Rinnai, you must first obtain a return authorization number. Any items returned without this number will be returned at owner's/shipper's expense.
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Page 21: Troubleshooting
#32) on your 40 VDC scale. You should read between 4 - 5 VDC. During the spark this voltage will drop to approximately 0 VDC. Once unit ignites the voltage will go back up to 4 - 5 VDC. Rinnai Direct Vent Service Manual... - Page 22 Then apply ice to the thermistor bulb and the resistance should increase. Pins 5 and 6 on the P.C. board. EXAMPLES: 41 ºF = 91 k ohms 50 ºF = 65 k ohms 68 ºF = 39 k ohms 86 ºF = 23 k ohms Rinnai Direct Vent Service Manual...
- Page 23 30 to 40 MPH causing turbulence inside the vent terminal, etc. Rinnai Direct Vent Service Manual...
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Page 24: Wiring Diagrams (431Wta)
Wire Diagram RHFE-431WTA Rinnai Direct Vent Service Manual... -
Page 25: Wiring Diagrams (556Wta)
Wire Diagram RHFE-556WTA Rinnai Direct Vent Service Manual... -
Page 26: Lockout Check Lists
Remove flame rod and electrode and inspect for cracks and/or carbon buildup. Clean flame rod and electrode with sand paper. Also, check electrode gap setting, should be 1/8" - 3/16". Check all wire connections for loose and/or broken pins or connections. Disconnect electrical power before performing above task. Rinnai Direct Vent Service Manual... - Page 27 Check ignition circuit, when unit is in the process of ignition, you should have 100 VAC across the blue and red wires connected to the ignition module. Check for regulators that may be freezing up in supply lines. Rinnai Direct Vent Service Manual...
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Page 28: 551Fa, 1001Fa, 1001Fa/Va Troubleshooting (551Fa)
Check from the white wire in the molex connector at the Brown -------------------- ignitor transformer to ground. You should read 1.5 - 1.8 85 - 95 VDC VDC when the unit is trying to ignite. Purple -------------------- Rinnai Direct Vent Service Manual... - Page 29 Then apply some ice to the thermistor and the resistance should increase. EXAMPLES: 41 °F = 91 k ohms 50 °F = 65 k ohms 68 °F = 39 k ohms 86 °F = 23 k ohms Rinnai Direct Vent Service Manual...
- Page 30 40 MPH setting off pressure switch, etc. Rinnai Direct Vent Service Manual...
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Page 31: Wiring Diagram (551Fa)
Wire Diagram RHFE-551FA Rinnai Direct Vent Service Manual... -
Page 32: Troubleshooting (1001Fa)
42 - 62 ohms 18 - 25 (TR1) Transformer: Black - White = primary 110 - 125 VAC 19 - 20 ohms Grey - Grey = secondary 95 - 105 VAC 19 - 20 ohms Rinnai Direct Vent Service Manual... - Page 33 In the off position you should read continuity from the brown wire to the blue wire. In the on position you should read continuity from the brown wire to the red wire. If not, replace main switch. Rinnai Direct Vent Service Manual...
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Page 34: Wiring Diagram (1001Fa)
Wire Diagram RHFE-1001FA Rinnai Direct Vent Service Manual... -
Page 35: Troubleshooting (1001Fa/Va)
42 - 62 ohms 27 - 28 (TR1) Transformer: Black - White = primary 110 - 125 VAC 19 - 20 ohms Grey - Grey = secondary 95 - 105 VAC 19 - 20 ohms Rinnai Direct Vent Service Manual... - Page 36 In the off position you should read continuity from the brown wire to the blue wire. In the on position you should read continuity from the brown wire to the red wire. If not, replace main switch. Rinnai Direct Vent Service Manual...
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Page 37: Wiring Diagram (1001Fa/Va)
Wire Diagram RHFE-1001FA/VA Wire Diagram Block Diagram Rinnai Direct Vent Service Manual... -
Page 38: Lockout Check List
Set meter to read 220 VAC, Then insert meter leads into connector. Across the two yellow wires you should read 220 VAC, across the two white wires 15 VAC, and 100 VAC across the two red wires. Rinnai Direct Vent Service Manual... - Page 39 Current on this rod should be 1 to 2 micro amps on start up. There are three total flame rods on these units, and on high 5 to 6 micro amps should be measured. YOU MUST ENSURE UNIT IS GROUNDED !! Rinnai Direct Vent Service Manual...
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Page 40: Troubleshooting (201Fa)
(Connector G) DC Motor 37VDC 8 Watts Read voltage across: Voltage Potential Read resistance Pin Numbers Black-White 7-12 VDC 8K-10K Ω Pin #7-8 Yellow-White 4-5 VDC 4K-6K Ω Pin #4-8 Red-White 10-30 VDC Pin # 3-8 Rinnai Direct Vent Service Manual... - Page 41 Before replacing components in furnace, insure the above items are within the specifications. The above listed items are not a warranty issue or defect in unit. Rinnai Direct Vent Service Manual...
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Page 42: Wiring Diagram (201Fa)
Wire Diagram RHFE-201FA Rinnai Direct Vent Service Manual... -
Page 43: Block Diagram (201Fa)
Block Diagram RHFE-201FA Rinnai Direct Vent Service Manual... -
Page 44: Troubleshooting (263Fa, 263Faii)
*Resistance across each coils terminals should be 1400-2000 Ω when isolated. (BL) Combustion Fan Motor: (Connector CN8) DC Motor 37VDC 8 Watts Read voltage across: Voltage Potential Read resistance Pin Numbers Black-White 7-12 VDC 8-10 KΩ Yellow-White 4-5 VDC 4-6 KΩ Red-White 10-30 VDC Rinnai Direct Vent Service Manual... - Page 45 Disconnect CN11 from PCB, being careful not to break wires. Read Blue to Blue, pin #9 and 10 on 40KΩ . When ON/OFF is in the ON position, you should read 10--18KΩ. When released, you should read open or 0 Ω Wiring harness, connectors, and fuses should be checked if all above readings are normal. Rinnai Direct Vent Service Manual...
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Page 46: Wiring Diagram (263Fa, 263Faii)
Wire Diagram RHFE-263FA RHFE-263FAII Rinnai Direct Vent Service Manual... -
Page 47: Block Diagram (263Fa, 263Faii)
Block Diagram RHFE-263FA RHFE-263FAII Rinnai Direct Vent Service Manual... -
Page 48: Troubleshooting Information
80-90 Ω (BL) Combustion Fan Motor: (Connector CN8) DC Motor 37VDC 8 Watts Read voltage across: Voltage Potential Read resistance Pin Numbers Black-White 7-12 VDC 8-10 KΩ Yellow-White 4-5 VDC 4-6 KΩ Red-White 10-30 VDC Rinnai Direct Vent Service Manual... - Page 49 Disconnect CN11 from PCB, being careful not to break wires. Read Blue to Blue, pin #9 and 10 on 40KΩ . When ON/OFF is in the ON position, you should read 10--18KΩ. When released, you should read open or 0 Ω Wiring harness, connectors, and fuses should be checked if all above readings are normal. Rinnai Direct Vent Service Manual...
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Page 50: Wiring Diagram
Wire Diagram RHFE-1004FA Rinnai Direct Vent Service Manual... -
Page 51: Lockout Check List
FR3 fire flame rod is the yellow wire located on the front center of the unit next to the electrode. Low fire flame current should be 1.2 to 2.0 micro amps (µ amps). YOU MUST ENSURE UNIT IS GROUNDED !! Rinnai Direct Vent Service Manual... -
Page 52: Extension Installation Requirements
• The vent pipe extension must not be concealed per NFPA 54 and must be accessible allowing inspection and repair. Decorative covers are available from Rinnai. • The exhaust elbow assembly attached on the back of the unit SHALL NEVER be straightened. -
Page 53: Vent Kits And Extension Sets
6 in (154 mm) relative to the appliance. Vent Extensions for the RHFE 1001 and 1004 Series KIT NO. NAME FOT-102 Extension Set - 20” FOT-103 Extension Set - 40” FOT-114 Extension Set - 80” FOT-115 Elbow Set - 90 Degrees Rinnai Direct Vent Service Manual... -
Page 54: Vent Extension Covers
When replacing a PC board, adjust the PC board settings according to the replacement part instructions. Models RHFE-431FAIII, RHFE-431WTA, RHFE-556FAIII, RHFE-556FTRAIII, RHFE-556WTA For installations at altitude (greater than 2000 feet), follow the guidelines of the National Fuel Gas Code (NFPA 54) and all applicable local codes. Rinnai Direct Vent Service Manual... -
Page 55: Gas Pressure Setting Procedure (201Fa, 263Fa, 263Faii)
(152 mm) (24 mm) (94 mm) (27 mm) Natural 1.7 in 0.6 in 263FAII 2000 - (42 mm) (16 mm) 10,200 ft (610 - 2.7 in 1.1 in Propane 3109 m) (68 mm) (27 mm) Rinnai Direct Vent Service Manual... - Page 56 SW1 switch 2 times, the LED display will display “78”. If the LED shows any thing other than “78” Yellow flames or call Rinnai Technical Support at 1-800-621-9419 orange color for assistance. 18. Press the ON/OFF button again. The LED...
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Page 57: (431Fa/Wta, 556Fa/Wta)
This heater has an automatic ignition system. When the main burner has lit, the combustion lamp will glow red, and the spark will stop. Rinnai Direct Vent Service Manual... - Page 58 Yellow flames or an orange color is abnormal and Long, clear, blue, maintenance is required. stable flames Final Assembly Install the front panel and bottom cover. ABNORMAL Flame Rod Yellow flames or orange color Rinnai Direct Vent Service Manual...
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Page 59: (1004Fa)
2000 - 10,200 ft 2.70 in 2.0 in 2000 - 10,200 ft 7.3 in 4.3 in (610 - 3048 m) (69 mm) (51 mm) (610 - 3048 m) (185 mm) (109 mm) * Factory Setting * Factory Setting Rinnai Direct Vent Service Manual... - Page 60 14. Press the Economy button to enter the high fire pressure into memory. The LED display will display “78”. If the LED shows any thing other than “78” call Rinnai Technical Support at 1-800-621-9419 for assistance. 15. Press the ON/OFF button again. The LED display turns blank and the appliance returns to the normal OFF mode.
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Page 61: Dip Switch Settings
RHFE-556FA / FTRA Series PROPANE PROPANE NATURAL GAS NATURAL GAS RHFE-431FA Series RHFE-431WTA PROPANE PROPANE NATURAL GAS NATURAL GAS The other models (RHFE-201FA, RHFE-263FA Series, RHFE-551FA, RHFE-1001 Series, and RHFE-1004FA) do not have dip switches. Rinnai Direct Vent Service Manual... -
Page 62: Checking Micro-Amps (431, 556, 201, 263)
5. Read the micro-amps on the meter for high fire and low fire conditions. NOTE: Volt meters differ in style and configuration. It is the technician’s responsibility to know the tools and how to set up for operations and testing. Rinnai Direct Vent Service Manual... -
Page 63: Setting Up The U Tube Manometer (431, 556, 201, 263)
To read the differential pressure, add from zero upward and from zero downward. • Differential pressures must be re-set if the PC board or gas control valve is replaced, or if the appliance is converted for gas type. Rinnai Direct Vent Service Manual... -
Page 64: Thermistor
Temperature set point limits are - (H) high fire, 80, 78, 76, 74, 72, 70. The unit will limit its operating temperature to one of the set points above, based on your selection. Rinnai Direct Vent Service Manual... -
Page 65: Harmonic Noise (1004Fa)
CONVECTION FAN orange OH. TH OVER HEAT THERMISTOR OVER HEAT SWITCH CONVECTION FAN MOTOR SPARKER SOLENOID VALVE COMUSTION FAN MOTOR FAN CONTROL CIRCUIT CENTRAL PROCESSING UNIT MAIN BURNER PRESSURE SENSOR REMOTE CONTROL RECEIVER TERMINAL BLOCK Rinnai Direct Vent Service Manual... -
Page 66: Removal Of "Of" On New Pc Board Installation
ON position. Program the correct low fire and high fire gas pressure settings. Do not adjust gas pressure on this appliance using the screw on top of the gas valve. Rinnai Direct Vent Service Manual... - Page 67 Notes Rinnai Direct Vent Service Manual...
- Page 68 • Up to 83% AFUE Energy Efficiency • Zero-Clearance Installation • Available in Four Options of Fronts • Remotes and Fan Included • Gas Conversion Kit Available Hydronic Air Handler Designed for Use with Rinnai Systems • Domestic Hot Water Priority • Optional Programmable Thermostat •...