4
Installation – Assembly
1. Apply the supported template on the place
where the unit will be fitted. Mark points
for drilling the holes for fixing screws.
2. Bring the water system pipes and electric
supply cables to the marked places.
3. Take off the unit’s cover.
4. Run the supply wire through the hole
before you fix the unit on the wall.
5. Connect the unit to the electric mains.
6. Remove rubber plugs from cold and hot
water fittings.
7. Connect the unit to the water supply
system.
8. Open the cold water valve and check for
leaks.
9. Vent the unit. See page 8, section „Vent-
ing”
10. Make sure that the WTC3 or WT3 temp.
limiter is at working position (the knob
should be pushed in).
11. Put the unit’s cover back.
12. Make sure that there is no access to live
parts through the holes at the back plate.
2
3
1
Safety temperature limiter
WTC3/WT3
a) to switch on
b) WTC3/WT3 on
a)
b)
Venting
1. Shut off electric mains from the heater.
2. Turn the flow on (turn the hot water tap on) in order to vent the water installation
(for about 15-30 seconds), until the flow of water becomes constant and even.
3. Switch on the electric supplies.
