SVC 820-Tankless Gas Trouble Shooting Manual Page |
53
53
15 – Error Code
Explanation:
The hot water temperature and/or heat exchanger temperature reached 207 degrees F for more than 15
seconds.
IMPORTANT: Inadequate GAS SUPPLY and/or VENTING will create hot spots in the heat exchanger.
Diagnostic Checks:
•
GAS SUPPLY & VENTING
•
Sediment Build-Up in Heat Exchanger
•
Heat Exchanger Temperature Sensor
SEDIMENT BUILD-UP DIAGNOSTICS
:
Go to Error Code 1L for flushing instructions
HEAT EXCHANGER TEMPERATURE SENSOR DIAGNOSTICS:
Go to Error Code 32 for Heat Exchanger Temperature Sensor diagnostic instructions.
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
Содержание PH2-20R DVSN
Страница 158: ... 158 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS ...
Страница 159: ... 159 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS ...
Страница 160: ... 160 Schematic Disassembly PH2 20RDVS PH2 25RDVS PH2 28RDVS ...
Страница 162: ... 162 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF ...
Страница 163: ... 163 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF ...
Страница 164: ... 164 Schematic Disassembly PH2 20ROF PH2 25ROF PH2 28ROF ...
Страница 166: ...Schematic Disassembly PHH 32RDV PHH 25RDV 166 ...
Страница 167: ...Schematic Disassembly PHH 32RDV PHH 25RDV 167 ...
Страница 169: ... 169 Schematic Disassembly PHH 32ROF PHH 25ROF ...
Страница 170: ... 170 matic Disassembly PHH 32ROF PHH 25ROF ...