SVC 820-Tankless Gas Trouble Shooting Manual Page |
33
33
11 – Error Code
Explanation:
This error code is commonly a result of GAS SUPPLY and/or VENTING. Flame Rod(s) does not detect flame. This
Is caused by the following: Inadequate GAS SUPPLY; Inadequate VENTING; Igniter Rod NOT sparking; Build-up on Flame Rod(s)
caused by inadequate GAS SUPPLY and/or VENTING; Gas Valve.
IMPORTANT: If all water heater components test ‘OK’, you must thoroughly inspect your GAS SUPPLY & VENTING.
First Check: GAS SUPPLY & VENTING
Diagnostic Checks:
•
GAS SUPPLY & VENTING
•
Igniter Rod
•
Flame Rod(s)
•
Gas Control Valve
GAS SUPPLY & VENTING
**REFER TO USE & CARE MANUAL**
Make sure you have sufficient fuel for the unit to operate properly.
1.
Gas Type (LP or Natural Gas)
2.
Gas Pressure
3.
Gas Pipe Size
4.
Gas Flex Line Not To Exceed 36” In Length, has the proper ID (Inside Diameter), and correct BTU rating
5.
Gas Regulator
6.
Gas Shut Off Valves
7.
Air In Gas Line
Visually inspect venting for possible blockage and/or recirculation of exhaust.
1.
Approved Venting Materials
2.
Approved Vent Terminations
3.
Vent Lengths
4.
Location Of Vent Termination (Recirculation of exhaust)
5.
Blocked Venting
6.
Venting Not Sealed Properly
Summary of Contents for PH2-20R OFN
Page 158: ...158 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS...
Page 159: ...159 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS...
Page 160: ...160 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS...
Page 162: ...162 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF...
Page 163: ...163 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF...
Page 164: ...164 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF...
Page 166: ...Schematic Disassembly PHH 32RDV PHH 25RDV 166...
Page 167: ...Schematic Disassembly PHH 32RDV PHH 25RDV 167...
Page 169: ...169 Schematic Disassembly PHH 32ROF PHH 25ROF...
