Calorifier maintenance
Sections of checking are safety valve, pressure gauge, thermometer, electric heaters, control panel, temperature switch (thermostat), and these parts are checked to be operated, smoothly.
The scale must be removed
from element of electrical heater at least once
every six months. Because it is apprehended that the heating element is
overheating, if the scale is consistently accumulated.
It should be renewed and/or repaired in case that are malfunction or damaged of thermometer, thermostat, pressure gauge, heating elements, fuse etc.
When the operation of
safety valve is not removed well, please make an
exchange of spring supplied as spare parts.
Hot water circulating
pump mechanical seal can start slight dripping during operation. Visual leakage
check should, however, be carried out from time to time in order to forestall
full failure and ensure in-time exchange any seal.