Installation and Operating Manual / Warranty Card - SGW(S), SGW(S)B, SG(S)
© All rights reserved - Galmet Sp. z o.o. Sp. K.
6
2.3. Installation diagram of the drain valve
cold water
In order to drain the tank it is necessary to:
1. Close the cold water inlet before the valve or the relief group.
2. Open the „ZS” drain valve.
3. Open the hot water faucet so the air could flow through to the tank.
2.4. Electrical diagrams
Legend:
1. Heating element
2. Bimetal thermostat
3. Temperature limiter
Ls. cz. - red light, info about the heater's work
Ls. z. - green light, info about the voltage in the heating module
230 V~ electrical scheme (heater 2-3 kW)
grz.
grz.
grz.
L1
L2
L3
A1
A2
A3
B1
B2
B3
2
N
PE
3
4
1
400 V~ electrical scheme (heater 4,5-9 kW)
400 V~ electrical scheme (heater 12-24 kW)
3. Troubleshooting
MALFUNCTION
CAUSE
METHOD OF REMOVAL
The relief valve does not open
(also at the attempt of blowing-
through).
-
Relief valve is seized.
-
Clean or replace the valve.
Relief valve leaks.
-
The faying surface of the relief valve is
contaminated or damaged.
-
Water pressure is too high.
-
Clean or lap the faying surface of the relief valve.
-
Use a pressure regulator.
DHW water is dirty.
-
Plenty of deposit in the tank, or the magne-
sium anode is used up.
-
Clean the tank of any deposit, or replace the magnesium anode
(not covered by the warranty).
2. Schemes / 3. Troubleshooting
