Ariston ARIER052C2X055N 사용 및 관리 매뉴얼 - 페이지 14
{카테고리_이름} Ariston ARIER052C2X055N에 대한 사용 및 관리 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Ariston ARIER052C2X055N 18 페이지. Two element residential electric water heaters
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14
Part 8 - Troubleshooting
Problem
Manual disconnect switch turned off
1.
2.
3.
4.
No Hot Water
Manual Reset High Limit (ECO) open
1.
2.
3.
Improper wiring
Heater undersized
Not Enough Hot
Defective element(s)
Water
Miswired or defective thermostat causing only one
element to work
Thermostat setting too high or low
Thermostat out of calibration
Water Too Hot or
Thermostat access panel(s) and/or insulation not in place
Not Hot Enough
Thermostat(s) not resting tightly against mounting plate
Improperly seated valve
T&P Valve
Thermal expansion in closed water system
Discharges
Damaged / defective valve
Loose connection between inlet / outlet piping, relief
valve, and/or hex nut union on tank fittings
Water Leaks
Damaged seal ring washer
Gasket around heating element(s)
High sulfate or mineral content in water supply
Hot Water Odor
Bacteria in water supply
Noisy Operation
Hard water scale built up on element(s)
Table 5 - Troubleshooting - *See Scald / Electric Shock Warnings and Caution Statements, this Table.
The risk of scald injury increases as you increase water temperature.
Use a water tempering or mixing valve and extreme caution when
using hot water to avoid scald injury. Consult codes for conformance.
Failure to follow the instructions in this warning statement could
result in serious personal injury or death from scalds.
Be sure to disconnect electrical power before performing service.
Failure to do so could result in electrical shock, property damage,
serious personal injury, or death.
ahl-631 Revision Date 2.14.22
Reason
Blown fuse or circuit breaker tripped
Shorted or improper wiring
Circuit overloaded
Grounded element or thermostat
Thermostat(s) defective or out of calibration
ECO(s) defective or out of calibration
Heat build-up due to loose wires
Turn switch on
1.
Replace fuse or reset breaker
2.
*Replace, repair, or rewire per detail
3.
*Provide adequate circuit to reduce load
4.
*Replace
Refer to Part 6, this manual.
1.
*Replace thermostat(s)
2.
*Lower thermostat setting or replace
3.
*Tighten wire connections
*Check and rewire per Wiring Detail
Reduce rate of heater use
*Check amperage, replace element if low
*Check wiring or replace thermostat
Change setting as required
*Replace thermostat
Inspect and replace as needed
Ensure that retaining spring(s) or mounting screws
hold thermostat(s) tightly to mounting plates
Open and close the handle to try to reseat valve
Install a thermal expansion tank
Replace relief valve
NOTE: DO NOT plug T&P valve under any circumstances
Tighten fittings
Replace seal rings as required
Inspect and replace gasket if necessary
Drain and flush water heater. Refill.
Check with local water treatment specialist or utility to
identify and address this problem.
*Remove and clean
If draining of the water heater is necessary, open the T&P valve or
a hot water tap to prevent vacuum buildup in the tank and piping.
Remedy