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12
TROUBLESHOOTING
FOR QUALIFIED SERVICE PERSONNEL ONLY.
CAUTION:
Make certain power to heater is
OFF
before removing jacket access
panel(s) for any reason.
NATURE OF TROUBLE POSSIBLE CAUSE
SERVICE
No Hot Water
1. Water Heater Switch turned off.
Turn ON
2. Improper Wiring
*Rewire per wiring
diagram
3. No Power—blown fuse
a. Shorted wiring
*Replace or repair
b. Circuit over load
*Provide adequate circuit
c. Improper wiring
*Recheck wiring
d. Grounded Element or
*Replace safety controls
Thermostat
4. Manual reset limit open
a. Thermostat malfunction
*Adjust setting or replace
b. Heat build-up due to loose
*Tighten connections
wires
c. Switch malfunctions
*Replace
Not enough Hot
1. Heater undersized
*Install proper size heater
Water
2. Element malfunction
*Replace element
3. Thermostat malfunction
*Check wiring—replace
Water too hot or
1. Thermostat setting too high
* Change setting as required
Not hot enough
or low
2. Thermostat out of calibration
*Adjust setting or replace
3. Insulation around elements
*Replace insulation properly
not properly replaced
*CAUTION:
For your safety, DO NOT attempt repair of electrical wiring, thermostat(s),
heating elements or other operating controls. Refer repairs to qualified service personnel.
Содержание Hydrastone ME Series
Страница 14: ...13 INSTALLATION DIAGRAM PARTS LOCATION Figure I ...
Страница 16: ...15 WIRING DIAGRAMS Table 1 ...
Страница 19: ...18 NOTES ...